MRF24J40MA Data Sheet
Contents
1. dl E d E izi D MICROCHIP e 1 L4 wa G lo E E 1 i N Ik B e E D Re V nl il ct MRF24J4 M REV 3 2008 Note Top view negative Gerber K PIR DIT L FIGURE 2 6 BOTTOM COPPER FIGURE 2 3 TOP COPPER Note Top view FIGURE 2 4 LAYER 2 GROUND PLANE Note Top view negative Gerber DS70329A page 12 Advance Information O 2008 Microchip Technology Inc MRF24J40MA FIGURE 2 7 PCB LAYER STACK UP 1 2 oz copper _ Top Copper 8 mil FR4 1 2 oz copper SE Ground Plane 0 032 12 mil FR4 0 005 1 2 oz copper _ Power Plane 8 mil FR4 1 2 oz copper E Bottom Copper O 2008 Microchip Technology Inc Advance Information DS70329A page 13 MRF24J40MA 2 3 PCB Antenna The PCB antenna is fabricated on the top copper trace Figure 2 8 shows the trace dimensions The layers below the antenna have no copper traces The ground and power planes under the components serve as a counterpoise to the PCB antenna Additional ground plane on the host PCB will substantially enhance the performance of the module For best performance place the module on the host PCB following the recommendations in Section 1 2 Mounting Details The Printed Circuit Board PCB antenna was designed and simulated using Ansoft2. A schematic diagram of the module is shown in Figure 2 1 and the Bill of Materials BOM is shown in Table 2 1 The MRF24J40MA module is based on the Microchip Technology MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver IC The serial I O SCK SDI SDO and CS RESET WAKE INT and CLKOUT pins are brought out to the module pins The SDO signal is tri state buffered by IC2 to solve a silicon errata where the SDO signal does not release to a high impedance state after the CS pin returns to its inactive state Crystal X1 is a 20 MHz crystal with a frequency tolerance of 20 ppm 25 C to meet the IEEE Std 802 15 4 symbol rate tolerance of 40 ppm A balun is formed by components L1 L3 C2 and C14 L2 is an RF choke and pull up for the RFP and REN pins on the MRF24J40 C15 is a DC block capacitor A low pass filter is formed by components L4 C16 and C17 The remaining capacitors provide RF and digital bypass 2008 Microchip Technology Inc Advance Information DS70329A page 9 MRF24J40MA MRF24J40MA SCHEMATIC FIGURE 2 1 PS9EId JON dN 9JON 13s38 2 X MN a le ime X dN mro IND R td HD o 1N y X lt NIA 00 E je 30 las X 019 XSdSZIZSZON 4959 X NA 791 99A lt yA NIA NIA
3. distance of 20 cm or more should be maintained between the antenna of this device and persons during operation To ensure compliance operation at closer than this distance is not recommended The antenna s used for this transmitter must not be co located or operating in conjunction with any other antenna or transmitter If the MRF24J40MA module is used in a portable application antenna is less than 20 cm from persons during operation the integrator is responsible for performing Specific Absorption Rate SAR testing in accordance with FCC rules 2 1091 3 1 2 HELPFUL WEB SITES Federal Communications Commission FCC http www fcc gov 3 2 Canada The MRF24J40MA module has been certified for use in Canada under Industry Canada IC Radio Standards Specification RSS RSS 210 and RSS Gen From section 7 1 1 RSS Gen Issue 2 June 2007 Modular Transmitter Approval Host devices which contain separately certified modules do not need to be recertified provided that they meet the following conditions a The host device as a stand alone unit without any separately certified modules complies with all applicable Radio Standards Specifications b The host device and all the separately certified modules it contains jointly meet the RF exposure compliance requirements of RSS 102 if applicable c The host device complies with the certification labeling requirements of each of the modules it contains Note C
4. o o o a 0 032 0 7007 K 0 200 1 100 0 630 0 100 iz 0 060 0 080 ig YA FIGURE 1 4 RECOMMENDED PCB FOOTPRINT es AE Top trace keep out PCB Antenna area 0 210 LL 0 080 ap 0 080 0 620 O 2008 Microchip Technology Inc Advance Information DS70329A page 7 MRF24J40MA FIGURE 1 5 MOUNTING DETAILS Keep area around antenna approximately 1 2 inches clear of metallic structures for best performance 1 2 Edge of PCB 0 4 Y PCB Ground Plane Counterpoise ER Extend as far as possible to the sides and below the module at least 0 4 inches on each side for best performance DS70329A page 8 Advance Information 2008 Microchip Technology Inc MRF24J40MA 2 0 CIRCUIT DESCRIPTION The MRF24J40MA is a complete 2 4 GHz IEEE Std 802 15 4 compliant surface mount module with integrated crystal internal voltage regulator matching circuitry and PCB antenna The MRF24J40MA module interfaces to many popular Microchip PIC micro controllers via a 4 wire serial SPI interface interrupt wake Reset power and ground Data communications with the MRF24J40MA module is documented in the MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver Data Sheet DS39776 Refer to the MRF24J40 data sheet for specific serial interface protocol and register definitions 2 1 Schematic
5. Serial interface data output from MRF24J40 8 CS DI Serial interface enable 9 CLKOUT DO 20 10 5 2 5 MHz clock output 10 VIN Power Power supply 11 GND Ground Ground 12 GND Ground Ground Legend Pin type abbreviation D Digital Input O Output FIGURE 1 2 MICROCONTROLLER TO MRF24J40MA INTERFACE PIC MCU MRF24J40MA SDO gt SDI VO c CS SDI tt SDO SCK pi VIN SCK GND INTX INT ao UO m WAKE VO gt gt RESET DS70329A page 6 Advance Information O 2008 Microchip Technology Inc MRF24J40MA 1 2 Mounting Details The MRF24J40MA is a surface mountable module Module dimensions are shown in Figure 1 3 The module Printed Circuit Board PCB is 0 032 thick with castellated mounting holes on the edge Figure 1 4 is a recommended host PCB footprint for the MRF24J40MA The MRF24J40MA has an integrated PCB antenna For the best performance follow the mounting details shown in Figure 1 5 lt is recommended that the module be mounted on the edge of the host PCB and an area around the antenna approximately 1 2 be kept clear of metal objects A host PCB ground plane around the MRF24J40MA acts as a counterpoise to the PCB antenna It is recommended to extend the ground plane at least 0 4 around the module FIGURE 1 3 MODULE DETAILS 1 100 3 l o Mm o 9 gt vD a o S ma 2 8 o i i 0 030 K a wo N
6. the module is installed inside another device then the outside of the finished product into which the module is installed must also display a label referring to the enclosed module This exterior label can use wording such as the following Contains Transmitter Module FCC ID OA3MRF24J40MA Or Contains FCC ID OA3MRF24J40MA This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation The user s manual should include the following statement This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following meas
7. whose name appears on the equipment label and made available to Industry Canada on request for as long as the model is being marketed in Canada 3 2 1 HELPFUL WEB SITES Industry Canada http www ic gc ca DS70329A page 18 Advance Information O 2008 Microchip Technology Inc MRF24J40MA 3 3 Europe The MRF24J40MA module has been certified for use in European countries The following testing has been completed Test standard ETSI EN 300 328 V1 7 1 2006 10 Maximum Transmit Power e Maximum EIRP Spectral Density Frequency Range Radiated Emissions Test standards ETSI EN 301 489 1 2008 and ETSI EN 301 489 17 2008 Radiated Emissions e Electro Static Discharge Radiated RF Susceptibility A helpful document that can be used as a starting point in understanding the use of short range devices SRD in Europe is the European Radio Communications Committee ERC Recommendation 70 03 E down loadable from the European Radio Communications Office ERO http www ero dk The end user is responsible for ensuring compliance with harmonized frequencies and labeling requirements for each country the end device is marketed and sold 3 3 1 HELPFUL WEB SITES Radio And Telecommunications Terminal Equipment R amp TTE http ec europa eu enterprise rtte index_en htm European Conference of Postal and Telecommunications Administrations CEPT http Awww cept org European Telecommunications Standards Ins
8. 21e 000 1 1359e 001 1 8649e 000 8 8435e 000 5 8220e 000 7 8005e 000 9 7791e 000 1 1758e 001 1 3736e 001 1 5715e 001 1 7693e 001 1 9672e 001 2 1650e 001 2 3629e 001 2 5607e 001 2 7586e 001 2 9564e 001 2008 Microchip Technology Inc Advance Information DS70329A page 15 MRF24J40MA FIGURE 2 12 SIMULATED PCB ANTENNA IMPEDANCE Ansoft Corporation Smith Plot 1 An g Mag RX m2 2 4500 156 3247 0 7347 0 1595 0 2045i m3 2 4900 149 4290 0 7281 0 1688 0 2660i Final Comb 50ohms Analyze Curve Info S p1 p1 Setup1 Sweep1 FIGURE 2 13 MEASURED PCB ANTENNA IMPEDANCE timulus 4 Mkr A KISI 511 Smith R jX Scale 1 0004 F1 gt 1 2 4000000 GHz 2 2 4400000 GHz 3 2 4850000 GHz 5 6580 9 3 49392 231 70 PH 6 0619 0 6 5157 H 425 00 pH 6 66569 10 103 Q 647 04 pH System 1 Start 2 GHz IFBW 70 kHz Firmware Revision _ S ExtRef Ready Svc 2008 05 07 10 51 DS70329A page 16 Advance Information 2008 Microchip Technology Inc MRF24J40MA 3 0 REGULATORY APPROVAL The MRF24J40MA module has received regulatory approvals for modular devices in the United States Canada and European countries Modular approval allows the end user to place the MRF24J40MA module inside a finished product and not require regulatory testing for an intentional radiator RF transmitter pro vided no changes or m
9. 598 X lalalala ET e IS kolc omn x aide DQRHHSSEQD DOOD A af z OUU 9 ORI BIZEDES lt L doi ro 00A mM JON old Fort SES T GND SOId9 F5 MYA NIA ON EZ ON LOIdO Pg Hu 95 ji KES and 00149 7 g1 Se IND IWOYPHZ4HN UND F5 Hu zg ll 110419 6 RX gz 1nOM19 LOI 00A Fg A dN dya ON 737 20SOd1 ac FF 919 219 ON Sc L9SOd1 Nu NI AYA UE HIR ON gz IK die 7 T AS J LA ON pel dOXY 00A Fy 4d co 3050 Hu 8 9 22 0 5 Hu g g Pale SID 1 euuajuy lt lt ON lt Yy lt gt lt gddoogZgZgrp Al i god 4d Zv VUOUN 0U000U U vO eevee Z ICO LE 01 109 co O qd Zy m 10 gt ELO 219 dd Zy JE S RR dili 39 Ey 00 i i z qn NIA T ao ee i i GND 21 A gr 100 GND LE ZHN 00 02 HK NIA 9 AND yy 311 DA ilk 19 49 02 We NIA a Lv NIA OL cal NIA O 2008 Microchip Technology Inc Advance Information DS70329A page 10 MRF24J40MA TABLE 2 1 MRJ24J40MA BILL OF MATERIALS Designator Description Manufacturer Part Number C1 Chip Capacitor 0402 X5R 1U Murata GRM155R60J105ME19D C2 Chip Capacitor 0402 COG 1 0P Johanson Tech 500R07S1ROBV4T C3 Chip Capacitor 0402 X7R 10N Murata GRM155R71E103KA01D C4 Chip Capacitor 0402 COG 47P Murata GRM1555C1H470JZ01D C5 Chip Capacitor 0402 COG 47P Murata GRM1555C1H470JZ01D C6 Chip Capacitor 0402 COG 47P Murata GRM1555C1H470JZ01D C7 Chip Capacitor 0402 X7R 10N
10. 932 or 82 2 558 5934 Malaysia Kuala Lumpur Tel 60 3 6201 9857 Fax 60 3 6201 9859 Malaysia Penang Tel 60 4 227 8870 Fax 60 4 227 4068 Philippines Manila Tel 63 2 634 9065 Fax 63 2 634 9069 Singapore Tel 65 6334 8870 Fax 65 6334 8850 Taiwan Hsin Chu Tel 886 3 572 9526 Fax 886 3 572 6459 Taiwan Kaohsiung Tel 886 7 536 4818 Fax 886 7 536 4803 Taiwan Taipei Tel 886 2 2500 6610 Fax 886 2 2508 0102 Thailand Bangkok Tel 66 2 694 1351 Fax 66 2 694 1350 EUROPE Austria Wels Tel 43 7242 2244 39 Fax 43 7242 2244 393 Denmark Copenhagen Tel 45 4450 2828 Fax 45 4485 2829 France Paris Tel 33 1 69 53 63 20 Fax 33 1 69 30 90 79 Germany Munich Tel 49 89 627 144 0 Fax 49 89 627 144 44 Italy Milan Tel 39 0331 742611 Fax 39 0331 466781 Netherlands Drunen Tel 31 416 690399 Fax 31 416 690340 Spain Madrid Tel 34 91 708 08 90 Fax 34 91 708 08 91 UK Wokingham Tel 44 118 921 5869 Fax 44 118 921 5820 01 02 08 Advance Information DS70329A page 28 O 2008 Microchip Technology Inc
11. Designer and HFSSTM 3D full wave solver software by Ansoft Corporation www ansoft com The design goal was to create a compact low cost antenna with the best radiation pattern Figure 2 9 shows the simulation drawing and Figure 2 10 and Figure 2 11 show the 2D and 3D radiation patterns respectively As shown by the radiation patterns the performance of the antenna is dependant upon the orientation of the module Figure 2 12 shows the impedance simulation and Figure 2 13 shows the actual impedance measurement The discrete matching circuitry matches the impedance of the antenna with the MRF24J40 transceiver IC FIGURE 2 8 PCB ANTENNA DIMENSIONS r 11 0 mm 2 16 0 mm om 4 0 mm L 2 Omm 2 5mm 5 0 mm FIGURE 2 9 PCB ANTENNA SIMULATION DRAWING Z DS70329A page 14 Advance Information 2008 Microchip Technology Inc MRF24J40MA FIGURE 2 10 SIMULATED 2D RADIATION PATTERN Ansoft Corporation Theta Ang 10 0000 10 0000 0 9443 80 0000 80 0000 1 1501 130 0000 130 0000 2 0921 ma 800000 1800000 07227 120 0000 120 0000 1 2004 70 0000 70 0000 1 1757 Radiation Pattern 1 0 Final Comb 50ohms Analyze Curve Info dB GainTotal Setup1 LastAdaptive Phi 0deg dB GainTotal Setup1 LastAdaptive Phi 90deg FIGURE 2 11 SIMULATED 3D RADIATION PATTERN dB Gain Total 2 09
12. HIP MRF24J40MA 2 4 GHz IEEE Std 802 15 4 RF Transceiver Module Features IEEE Std 802 15 4 Compliant RF Transceiver Supports ZigBee MiWi MiWi P2P and Proprietary Wireless Networking Protocols Small Size 0 7 x 1 1 17 8 mm x 27 9 mm Surface Mountable Integrated Crystal Internal Voltage Regulator Matching Circuitry and PCB Antenna Easy Integration into Final Product Minimize Product Development Quicker Time to Market Radio Regulation Certification for United States FCC Canada IC and Europe ETSI Compatible with Microchip Microcontroller Families PIC16F PIC18F PIC24F H dsPIC33 and PIC32 e Up to 400m Range outdoor line of sight Operational 20 10 5 2 5 MHz Clock Output Available to drive microcontroller clock Operating Voltage 2 4 3 6V 3 3V typical Temperature Range 40 C to 85 C Industrial Simple Four Wire SPI Interface Low Current Consumption RX mode 19 mA typical TX mode 23 mA typical Sleep 2 uA typical Supports Power Save mode RF Analog Features ISM Band 2 405 2 48 GHz Operation Data Rate 250 kbps 94 dBm Typical Sensitivity 0 dBm Typical Output Power and 40 dB TX Power Control Range Integrated Low Phase Noise VCO Frequency Synthesizer and PLL Loop Filter Digital VCO and Filter Calibration Integrated RSSI ADC and l Q DACs Integrated LDO High Receiver and RSSI Dynamic Range MAC Baseband Features Hardware CS
13. MA CA Mechanism Automatic ACK Response and FCS Check Independent Beacon Transmit and GTS FIFO Hardware Security Engine AES 128 with CTR CCM and CBC MAC modes Supports all CCA modes and RSS LQI Automatic Packet Retransmit Capable Supports In Line or Stand Alone modes for both Encryption and Decryption FIGURE 1 PIN DIAGRAM GND 1 12 GND RESET 2 11 GND WAKE 3 10 VIN INT 4 9 CLKOUT SDI 5 8 CS SCK 6 7 SDO 2008 Microchip Technology Inc Advance Information DS70329A page 1 MRF24J40MA Table of Contents 1507 DEVICE OVEIVIOW yeh EA TE SEM Ade a did decae ke ath ol de 2 07 Circuit Description virescens teen AAA A a dite edit UAE ANAKATAA IAA 3 0 Regulatory Approval sirain NN 4 0 Electrical Characteristics Appendix A Revision History The Microchip Web Site ccc esssssscssecsesneseceseccecssneesnesssecssneseneseceecsseesseessseseeneesseassaesescessnsedeeseesesseasecesossessonsanaesesnesseaseaeseseeseneeseeesenss Customer Change Notification Service Customer Support Reader Seel ec cssatesic cuted wa tnt aha WA AAA coset tenveaviel des ded etenventeetebeany Product Identification System DS70329A page 2 Advance Information 2008 Microchip Technology Inc MRF24J40MA TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products To this end we will conti
14. MICROCHIP MRF24J40MA Data Sheet 2 4 GHz IEEE Std 802 15 4 RF Transceiver Module 2008 Microchip Technology Inc Advance Information DS70329A Note the following details of the code protection feature on Microchip devices Microchip products meet the specification contained in their particular Microchip Data Sheet Microchip believes that its family of products is one of the most secure families of its kind on the market today when used in the intended manner and under normal conditions There are dishonest and possibly illegal methods used to breach the code protection feature All of these methods to our knowledge require using the Microchip products in a manner outside the operating specifications contained in Microchip s Data Sheets Most likely the person doing so is engaged in theft of intellectual property Microchip is willing to work with the customer who is concerned about the integrity of their code Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code Code protection does not mean that we are guaranteeing the product as unbreakable Code protection is constantly evolving We at Microchip are committed to continuously improving the code protection features of our products Attempts to break Microchip s code protection feature may be a violation of the Digital Millennium Copyright Act If such acts allow unauthorized access to your software or other copy
15. Murata GRM155R71E103KA01D C8 Chip Capacitor 0402 X5R 1U Murata GRM155R60J105ME19D C9 Chip Capacitor 0402 COG 100P Murata GRM1555C1H101JZ01D C10 Chip Capacitor 0402 COG 47P Murata GRM1555C1H470JZ01D C11 Chip Capacitor 0402 X5R 100N Murata GRM155R61A104KA01D C12 Chip Capacitor 0402 X5R 100N Murata GRM155R61A104KA01D C13 Chip Capacitor 0402 COG 47P Murata GRM1555C1H470JZ01D C14 Chip Capacitor 0402 COG 0 5P Johanson Tech 500RO7SOR5AV4T C15 Chip Capacitor 0402 COG 0 5P Johanson Tech 500RO7SOR5AV4T C16 Not Used C17 Chip Capacitor 0402 COG 2 7P Murata GRM1555C1H2R7CZ01D C18 Chip Capacitor 0402 COG 20P Murata GRM1555C1H200JZ01D C19 Chip Capacitor 0402 COG 20P Murata GRM1555C1H200JZ01D IC1 IEEE 802 15 4 RF Transceiver Microchip MRF24J40 l ML IC2 Buffer SC70 Package Fairchild NC7SZ125P5X L1 Chip Inductor 0402 8 2N Panasonic ELJ RF8N2JFB L2 Chip Inductor 0402 3 3N Panasonic ELJ RF3N3DFB L3 Chip Inductor 0402 5 6N Panasonic ELJ RF5N6DFB L4 Chip Inductor 0402 6 8N Panasonic ELJ RF6N8JFB R1 Not Used X1 20 MHz Crystal Abracon ABM8 20 000MHZ B2 T O 2008 Microchip Technology Inc Advance Information DS70329A page 11 MRF24J40MA 2 2 Printed Circuit Board FIGURE 2 5 LAYER 3 POWER The MRF24J40MA module printed circuit board is con PLANE structed with FR4 material four layers and 0 032 inches thick The layers are shown in Figure 2 2 through Figure 2 6 The stack up of the PCB is shown in Figure 2 7 FIGURE 2 2 TOP SILK SCREEN D
16. ered trademarks of Microchip Technology Incorporated in the U S A Analog for the Digital Age Application Maestro CodeGuard dsPICDEM dsPICDEM net dsPICworks dsSPEAK ECAN ECONOMONITOR FanSense In Circuit Serial Programming ICSP ICEPIC Mindi MiWi MPASM MPLAB Certified logo MPLIB MPLINK mTouch PICkit PICDEM PICDEM net PICtail PICS logo PowerCal Powerinfo PowerMate PowerTool REAL ICE rfLAB Select Mode Total Endurance UNI O WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U S A and other countries SQTP is a service mark of Microchip Technology Incorporated in the U S A All other trademarks mentioned herein are property of their respective companies O 2008 Microchip Technology Incorporated Printed in the U S A All Rights Reserved C3 Printed on recycled paper Microchip received ISO TS 16949 2002 certification for its worldwide headquarters design and wafer fabrication facilities in Chandler and Tempe Arizona Gresham Oregon and design centers in California and India The Company s quality system processes and procedures are for its PIC MCUs and dsPIC DSCs KEELOQ code hopping devices Serial EEPROMs microperipherals nonvolatile memory and analog products In addition Microchip s quality system for the design and manufacture of development systems is ISO 9001 2000 certified DS70329A page ii Advance Information O 2008 Microchip Technology Inc MICROC
17. help customers A listing of sales offices and locations is included in the back of this document Technical support is available through the web site at http support microchip com O 2008 Microchip Technology Inc Advance Information DS70329A page 25 MRF24J40MA READER RESPONSE It is our intention to provide you with the best documentation possible to ensure successful use of your Microchip prod uct If you wish to provide your comments on organization clarity subject matter and ways in which our documentation can better serve you please FAX your comments to the Technical Publications Manager at 480 792 4150 Please list the following information and use this outline to provide us with your comments about this document To Technical Publications Manager Total Pages Sent RE Reader Response From Name Company Address City State ZIP Country Telephone FAX Application optional Would you like a reply __Y___ N Device MRF24J40MA Literature Number DS70329A Questions 1 What are the best features of this document 2 How does this document meet your hardware and software development needs 3 Do you find the organization of this document easy to follow If not why 4 What additions to the document do you think would enhance the structure and subject 5 What deletions from the document could be made without affecting the overall
18. nue to improve our publications to better suit your needs Our publications will be refined and enhanced as new volumes and updates are introduced If you have any questions or comments regarding this publication please contact the Marketing Communications Department via E mail at docerrors microchip com or fax the Reader Response Form in the back of this data sheet to 480 792 4150 We welcome your feedback Most Current Data Sheet To obtain the most up to date version of this data sheet please register at our Worldwide Web site at http www microchip com You can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page The last character of the literature number is the version number e g DS30000A is version A of document DS30000 Errata An errata sheet describing minor operational differences from the data sheet and recommended workarounds may exist for current devices As device documentation issues become known to us we will publish an errata sheet The errata will specify the revision of silicon and revision of document to which it applies To determine if an errata sheet exists for a particular device please check with one of the following e Microchip s Worldwide Web site http www microchip com e Your local Microchip sales office see last page When contacting a sales office please specify which device revision of silicon and data sheet include literat
19. odifications are made to the module circuitry Changes or modifications could void the user s authority to operate the equipment The end user must comply with all of the instructions provided by the Grantee which indicate installation and or operating conditions necessary for compliance The integrator may still be responsible for testing the end product for any additional compliance requirements required with this module installed for example digital device emission PC peripheral requirements etc in the specific country that the end device will be marketed Annex F of the IEEE Std 802 15 4 document has a good summary of regulatory requirements in various countries concerning IEEE Std 802 15 4 devices The standard can be downloaded from the IEEE Standards web page http standards ieee org getieee802 802 15 html Refer to the specific country radio regulations for details on regulatory compliance 3 1 United States The MRF24J40MA has received Federal Communica tions Commission FCC CFR47 Telecommunications Part 15 Subpart C Intentional Radiators 15 247 and modular approval in accordance with FCC Public Notice DA 00 1407 Released June 26 2000 Part 15 Unlicensed Modular Transmitter Approval The MRF24J40MA module can be integrated into a finished product without obtaining subsequent and separate FCC approvals The MRF24J40MA module has been labeled with its own FCC ID number and if the FCC ID is not visible when
20. ompliance of a module in its final configuration is the responsibility of the applicant A host device will not be considered certified if the instructions regarding antenna configuration provided in the original description of one or more separately certified modules it contains were not followed From section 5 2 RSS Gen Issue 2 June 2007 Equipment Labels All Category radio equipment intended for use in Canada shall permanently display on each transmitter receiver or inseparable combination thereof the applicants name i e manufacturers name trade name or brand name model number and certification number This information shall be affixed in such a manner as to not be removable except by destruction or defacement The size of the lettering shall be legible without the aid of magnification but is not required to be larger than 8 point font size If the device is too small to meet this condition the information can be included in the user manual upon agreement with Industry Canada Label Contains IC 7693A 24J40MA From section 7 1 6 RSS Gen Issue 2 June 2007 Digital Circuits If the device contains digital circuitry that is not directly associated with the radio transmitter the device shall also have to comply with ICES 003 Class A or B as appropriate except for ICES 003 labeling requirements The test data obtained for the ICES 003 tests shall be kept by the manufacturer or importer
21. oval for specific requirements to be followed by the integrator 1 1 Interface Description Figure 1 1 shows a simplified block diagram of the MRF24J40MA module The module is based on the Microchip Technology MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver chip The module interfaces to many popular Microchip PIC microcontrollers via a 4 wire serial SPI interface interrupt wake Reset power and ground as shown in Figure 1 2 Table 1 1 provides the pin descriptions Data communications with the MRF24J40MA module are documented in the MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver Data Sheet DS39776 Refer to the MRF24J40 data sheet for specific serial interface protocol and register definitions FIGURE 1 1 MRF24J40MA BLOCK DIAGRAM MRF24J40MA IEEE Std 802 15 4 Module MRF24J40 Digital Interface SPI VO POB Matching Physical MAC Antenna Circuitry Power Power Management 20 MHz Crystal 2008 Microchip Technology Inc Advance Information DS70329A page 5 MRF24J40MA TABLE 1 1 PIN DESCRIPTION Pin Symbol Type Description 1 GND Power Ground 2 RESET DI Global hardware Reset pin 3 WAKE DI External wake up trigger 4 INT DO Interrupt pin to microcontroller 5 SDI DI Serial interface data input 6 SCK DI Serial interface clock 7 SDO DO
22. righted work you may have a right to sue for relief under that Act Information contained in this publication regarding device applications and the like is provided only for your convenience and may be superseded by updates lt is your responsibility to ensure that your application meets with your specifications MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED WRITTEN OR ORAL STATUTORY OR OTHERWISE RELATED TO THE INFORMATION INCLUDING BUT NOT LIMITED TO ITS CONDITION QUALITY PERFORMANCE MERCHANTABILITY OR FITNESS FOR PURPOSE Microchip disclaims all liability arising from this information and its use Use of Microchip devices in life support and or safety applications is entirely at the buyer s risk and the buyer agrees to defend indemnify and hold harmless Microchip from any and all damages claims suits or expenses resulting from such use No licenses are conveyed implicitly or otherwise under any Microchip intellectual property rights QUALITY MANAGEMENT SYSTEM CERTIFIED BY DNV ISO TS 16949 2002 Trademarks The Microchip name and logo the Microchip logo Accuron dsPIC KEELOQ KEELOQ logo MPLAB PIC PICmicro PICSTART PRO MATE rfPIC and SmartShunt are registered trademarks of Microchip Technology Incorporated in the U S A and other countries FilterLab Linear Active Thermistor MXDEV MXLAB SEEVAL SmartSensor and The Embedded Control Solutions Company are regist
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24. tains the following information Product Support Data sheets and errata application notes and sample programs design resources user s guides and hardware support documents latest software releases and archived software General Technical Support Frequently Asked Questions FAQ technical support requests online discussion groups Microchip consultant program member listing Business of Microchip Product selector and ordering guides latest Microchip press releases listing of seminars and events listings of Microchip sales offices distributors and factory representatives CUSTOMER CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps keep customers current on Microchip products Subscribers will receive e mail notification whenever there are changes updates revisions or errata related to a specified product family or development tool of interest To register access the Microchip web site at www microchip com click on Customer Change Notification and follow the registration instructions CUSTOMER SUPPORT Users of Microchip products can receive assistance through several channels e Distributor or Representative Local Sales Office e Field Application Engineer FAE Technical Support e Development Systems Information Line Customers should contact their distributor representative or field application engineer FAE for support Local sales offices are also available to
25. tching Adjacent Channel 5 MHz 30 dB Rejection Alternate Channel O 10 MHz 40 dB Rejection RSSI Range 50 dB RSSI Error 5 5 dB O 2008 Microchip Technology Inc Advance Information DS70329A page 21 MRF24J40MA TABLE 4 TRANSMITTER AC CHARACTERISTICS Typical values are at TA 25 C VDD 3 3V LO Frequency 2 445 GHz Parameters Condition Min Typ Max Units RF Carrier Frequency 2 405 2 480 GHz Maximum RF Output 0 3 dBm Power RF Output Power 40 dB Control Range TX Gain Control Programmed by register 1 25 dB Resolution Carrier Suppression 30 dBc TX Spectrum Mask for Offset frequency gt 3 5 MHz 33 dBm O QPSK Signal at 0 dBm output power DS70329A page 22 Advance Information 2008 Microchip Technology Inc MRF24J40MA APPENDIX A REVISION HISTORY Revision A June 2008 Original data sheet for the MRF24J40MA device 2008 Microchip Technology Inc Advance Information DS70329A page 23 MRF24J40MA NOTES DS70329A page 24 Advance Information 2008 Microchip Technology Inc MRF24J40MA THE MICROCHIP WEB SITE Microchip provides online support via our WWW site at www microchip com This web site is used as a means to make files and information easily available to customers Accessible by using your favorite Internet browser the web site con
26. titute ETSI http www etsi org European Radio Communications Office ERO http www ero dk 2008 Microchip Technology Inc Advance Information DS70329A page 19 MRF24J40MA NOTES DS70329A page 20 Advance Information 2008 Microchip Technology Inc MRF24J40MA 4 0 ELECTRICAL CHARACTERISTICS TABLE 1 RECOMMENDED OPERATING CONDITIONS Parameters Min Typ Max Units Ambient Operating Temperature 40 85 C Supply Voltage for RF Analog and 2 4 3 6 V Digital Circuits Supply Voltage for Digital 1 0 24 3 3 3 6 V Input High Voltage VIH 0 5 x VDD VDD 40 3 V Input Low Voltage VIL 0 3 0 2 x VDD V TABLE 2 CURRENT CONSUMPTION TA 25 C VDD 3 3V Chip Mode Condition Min Typ Max Units Sleep 2 uA TX At maximum output power 23 mA RX 19 mA TABLE 3 RECEIVER AC CHARACTERISTICS Typical values are at TA 25 C VDD 3 3V LO frequency 2 445 GHz Parameters Condition Min Typ Max Units RF Input Frequency Compatible to 2 405 2 480 GHz IEEE Std 802 15 4 2003 RF Sensitivity 94 dBm Maximum RF Input 5 dBm LO Leakage Measured at balun matching network 60 dBm input at frequency 2 405 2 48 GHz Input Return Loss Externally matched to 50 ohm source 8 12 dB by a balun matching network Noise Figure 8 dB including ma
27. ure number you are using Customer Notification System Register on our web site at www microchip com to receive the most current information on all of our products O 2008 Microchip Technology Inc Advance Information DS70329A page 3 MRF24J40MA NOTES DS70329A page 4 Advance Information 2008 Microchip Technology Inc MRF24J40MA 1 0 DEVICE OVERVIEW The MRF24J40MA is a 2 4 GHz IEEE Std 802 15 4 compliant surface mount module with integrated crystal internal voltage regulator matching circuitry and PCB antenna The MRF24J40MA module oper ates in the non licensed 2 4 GHz frequency band and is FCC IC and ETSI compliant The integrated module design frees the integrator from extensive RF and antenna design and regulatory compliance testing allowing quicker time to market The MRF24J40MA module is compatible with Microchip s ZigBee MiWi and MiWi P2P software stacks Each software stack is available as a free download including source code from the Microchip web site http www microchip com wireless The MRF24J40MA module has received regulatory approvals for modular devices in the United States FCC Canada IC and Europe ETSI Modular approval removes the need for expensive RF and antenna design and allows the end user to place the MRF24J40MA module inside a finished product and not require regulatory testing for an intentional radiator RF transmitter See Section 3 0 Regulatory Appr
28. ures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help 3 1 1 RF EXPOSURE All transmitters regulated by FCC must comply with RF exposure requirements OET Bulletin 65 Evaluating Compliance with FCC Guidelines for Human Exposure to Radio Frequency Electromagnetic Fields provides assistance in determining whether proposed or existing transmitting facilities operations or devices comply with limits for human exposure to Radio Frequency RF fields adopted by the Federal Communications Commission FCC The bulletin offers guidelines and suggestions for evaluating compliance If appropriate compliance with exposure guidelines for mobile and unlicensed devices can be accomplished by the use of warning labels and by providing users with information concerning minimum separation distances from transmitting structures and proper installation of antennas 2008 Microchip Technology Inc Advance Information DS70329A page 17 MRF24J40MA The following statement must be included as a CAUTION statement in manuals and OEM products to alert users of FCC RF Exposure compliance To satisfy FCC RF Exposure requirements for mobile and base station transmission devices a separation
29. usefulness 6 Is there any incorrect or misleading information what and where 7 How would you improve this document DS70329A page 26 Advance Information O 2008 Microchip Technology Inc MRF24J40MA PRODUCT IDENTIFICATION SYSTEM To order or obtain information e g on pricing or delivery refer to the factory or the listed sales office PART NO M X I X Temperature Range Device Module Module Tape and Temperature Type Reel Range Device MRF24J40MA VDD range 2 4V to 3 6V l 40 Cto 85 C Industrial Examples a MRF24J40MA Industrial temp b MRF24J40MAT I Industrial temp tape and reel 2008 Microchip Technology Inc Advance Information DS70329A page 27 MICROCHIP WORLDWIDE SALES AND SERVICE AMERICAS Corporate Office 2355 West Chandler Blvd Chandler AZ 85224 6199 Tel 480 792 7200 Fax 480 792 7277 Technical Support http support microchip com Web Address www microchip com Atlanta Duluth GA Tel 678 957 9614 Fax 678 957 1455 Boston Westborough MA Tel 774 760 0087 Fax 774 760 0088 Chicago Itasca IL Tel 630 285 0071 Fax 630 285 0075 Dallas Addison TX Tel 972 818 7423 Fax 972 818 2924 Detroit Farmington Hills MI Tel 248 538 2250 Fax 248 538 2260 Kokomo Kokomo IN Tel 765 864 8360 Fax 765 864 8387 Los Angeles Mission Viejo CA Tel 949 462 9523 Fax 949 462 9608 San
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