SMSC USB3310 User's Manual
Contents
1. SUCCESS BY DESIGN USB3310 Fld pue Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock PRODUCT FEATURES Data Brief USB F Hi Speed compliant to the Universal Serial Bus Specification Rev 2 0 Interface compliant with the ULPI Specification revision 1 1 as a Single Data Rate SDR PHY 1 8V IO Voltage 10 flexPWR Technology Low current design ideal for battery powered applications Sleep mode tri states all ULPI pins and places the part in a low current state Supports FS pre amble for FS hubs with a LS device attached UTMI Level 3 Supports HS SOF and LS keep alive pulse Includes full support for the optional On The Go OTG protocol detailed in the On The Go Supplement Revision 1 0a specification Supports the OTG Host Negotiation Protocol HNP and Session Request Protocol SRP Allows host to turn VBUS off to conserve battery power in OTG applications Support OTG monitoring of VBUS levels with internal comparators Wrapper less design for optimal timing performance and design ease Low Latency Hi Speed Receiver 43 Hi Speed clocks Max allows use of legacy UTMI Links with a ULPI bridge Internal 5V cable short circuit protection of ID DP and DM lines to VBUS or ground 13 19 2 24 or 26MHz Selectable Reference ClockFrequency to 3 6V input drive tolerant Able to accept noisy clock sources Internal low jitter2. 18 NXT 17 DATAO 24Pin QFN 16 _ DATA1 4x4mm 15 REFSEL 0 14 REFSEL 1 13 DATA2 N 0 F r Tt tii TIL IJ Lr e lt lt lt lt 5 lt EF E E E OF lt lt lt lt v lt Ga A 5 Figure 2 USB3310 QFN Pinout Top View Pin Definitions The following table details the pin definitions for the figure above Table 1 USB3310 Pin Description PIN DIRECTION ACTIVE BALL NAME TYPE LEVEL DESCRIPTION 1 ID Input N A ID pin of the USB cable For non OTG B1 Analog applications this pin can be floated For an A Device ID is grounded For a B Device ID is floated 2 VBUS VBUS pin of the USB cable This pin is C1 Analog used for the Vbus comparator inputs and for Vbus pulsing during session request protocol 3 VBAT Power N A Regulator input The regulator supply can C2 be from 5 5V to 3 1V Revision 1 11 10 31 08 SMSC USB3310 REV C 4 PRODUCT PREVIEW Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock E gt smsc Table 1 USB3310 Pin Description continued PIN DIRECTION ACTIVE BALL NAME TYPE LEVEL DESCRIPTION 4 VDD3 3 Power N A 3 3V Regulator Output A 2 2uF lt 1 ohm D2 ESR bypass capacitor to ground is required for regulator stability The bypass capacitor should be placed as close as possible to the USB33
3. s Determines 2 i REFCLK DM frequency 3 DE 1 8V Supply ID 4 GND Cave SHIELD 80k v Figure 4 USB3310 QFN Application Diagram Host or OTG Revision 1 11 10 31 08 SMSC USB3310 REV C 8 PRODUCT PREVIEW M3lA 38d LONGOYd 6 80 16 01 LH L UOIS H 9 0LEEJSN ISNS Package Outline LN TERMINAL 1 IDENTIFIER AREA a 0 2 2 AN _ EXPOSED PAD lt 4X 45 X0 8MAX OPTIONAL 4 TERMINAL 1 IDENTIFIER AREA 01 2 X E12 AN TOP VIEW A1 SIDE VIEW GD 02 S GE 2 N THE USER MAY MODIFY THE PCB LAND PATTERN DIMENSIONS BASED ON THEIR EXPERIENCE AND OR PROCESS CAPABILITY BOTTOM VIEW 3 D VIEWS pida NE Bi A 4 Z FULL RADIUS IS OPTIONAL GoGE 293 z A 02 2 250 x 028 Y 069 e 050 RECOMMENDED PCB LAND PATTERN A 0 70 1 00 OVERALL PACKAGE HEIGHT Al 0 0 02 0 05 STANDOFF A2 0 90 MOLD CAP THICKNESS DIE 3 85 4 00 4 15 BODY SIZE D1 E1 3 55 3 95 X Y MOLD CAP SIZE D2 E2 240 2 50 2 60 X Y EXPOSED PAD SIZE L 0 30 0 50 TERMINAL LENGTH b 0 18 0 25 0 30 TERMINAL WIDTH e 0 50 BSC TERMINAL PITCH NOTES 1 ALL DIMENSIONS ARE IN MILLIMETERS 2 POSITION TOLERANCE OF EACH TERMINAL AND EXPOSED PAD IS 0 05mm AT MAXIMUM MATERIAL CONDITION DIMENSIONS b APPLIES TO
4. smsc Application Diagrams Steady state voltage at the VBUS pin must not be allowed to exceed Vax Link Controller Ryeus may be installed in this configuration to assist in protecting the VBUS pin 820 Ohms DATA7 will protect against VBUS transients up to DATAS 8 5V 10K Ohms will protect against DATA5 transients up to 10V Raw DATA4 2 DATAS DATA2 el 3 1 5 5V STP Supply DR The capacitor Cyaus must be CLKOUT installed on this side of Rus s RESETB Cere Reference 4 Signal at REFCLK USB i must comply with Receptacle Cus Cour Pin Strap VBUS 1 I Determines REFCLK DM 2 5 frequency 3 6 DP 1 8V Supply SHIELD i Guam a 8 06 Vv Figure 3 USB3310 QFN Application Diagram Device SMSC USB3310 REV C Revision 1 11 10 31 08 7 PRODUCT PREVIEW Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock smsc Voltage at the VBUS pin must not be allowed gei derer to exceed Vax Link Controller CPEN may be installed in this configuration to assist in protecting the VBUS pin 820 Ohms will protect against VBUS transients up to amp 5V DATA7 DATAG VEUS Such DATAS DATAZ EN OUT IN DATA1 DATAO ov STP 3 1 55V DR CLK The capacitor Cysus must be RESETB installed on this side of Rua s Reference L m Signal at REFCLK USB must comply with Receptacle On Y Pin Strap VBUS
5. or modification will be fully at the risk of the customer Copies of this document or other SMSC literature as well as the Terms of Sale Agreement may be obtained by visiting SMSC s website at http www smsc com SMSC is a registered trademark of Standard Microsystems Corporation SMSC Product names and company names are the trademarks of their respective holders SMSC DISCLAIMS AND EXCLUDES ANY AND ALL WARRANTIES INCLUDING WITHOUT LIMITATION ANY AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE TITLE AND AGAINST INFRINGEMENT AND THE LIKE AND ANY AND ALL WARRANTIES ARISING FROM ANY COURSE OF DEALING OR USAGE OF TRADE IN NO EVENT SHALL SMSC BE LIABLE FOR ANY DIRECT INCIDENTAL INDIRECT SPECIAL PUNITIVE OR CONSEQUENTIAL DAMAGES OR FOR LOST DATA PROFITS SAVINGS OR REVENUES OF ANY KIND REGARDLESS OF THE FORM OF ACTION WHETHER BASED ON CONTRACT TORT NEGLIGENCE OF SMSC OR OTHERS STRICT LIABILITY BREACH OF WARRANTY OR OTHERWISE WHETHER OR NOT ANY REMEDY OF BUYER IS HELD TO HAVE FAILED OF ITS ESSENTIAL PURPOSE AND WHETHER OR NOT SMSC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Revision 1 11 10 31 08 SMSC USB3310 REV C 2 PRODUCT PREVIEW Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock er T mm General Description The USB3310 is a highly integrated Hi Speed USB 2 0 Transceiver PHY that supports systems architectures based on a 13 19 2 24 or 26M
6. 10 5 DM D pin of the USB cable D1 Analog 6 DP N A D pin of the USB cable E1 Analog 7 DATA 7 I O N A ULPI bi directional data bus DATA 7 is E2 CMOS the MSB 8 DATA 6 I O N A ULPI bi directional data bus E3 6 CMOS 9 DATA 5 I O N A ULPI bi directional data bus D3 CMOS 10 DATA 4 I O N A ULPI bi directional data bus E4 x CMOS 11 CLKOUT Output N A 60MHz reference clock output All ULPI E5 CMOS signals are driven synchronous to the rising edge of this clock 12 DATA 3 I O N A ULPI bi directional data bus D5 8 CMOS 13 DATA 2 I O N A ULPI bi directional data bus D4 2 CMOS 14 REFSEL 1 Input N A These signals select one of the available CA CMOS reference frequencies 1 0 Description 0 0 13MHz 15 REFSEL 0 Input N A 0 1 19 2MHz B4 CMOS 1 0 26MHz 1 1 24MHz 16 DATA 1 I O N A ULPI bi directional data bus C5 CMOS 17 DATA O0 I O N A ULPI bi directional data bus DATA O is B5 CMOS the LSB 18 NXT Output High The PHY asserts NXT to throttle the data A5 CMOS When the Link is sending data to the PHY NXT indicates when the current byte has been accepted by the PHY The Link places the next byte on the data bus in the following clock cycle SMSC USB3310 REV C 5 PRODUCT PREVIEW Revision 1 11 10 31 08 Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock E gt smsc Table 1 USB3310 Pin Description continued PIN DIRECTI
7. Hz reference clock The frequency of the reference clock is selected by configuration It is designed to be used in both commercial and industrial temperature applications The USB3310 meets all of the electrical requirements to be used as a Hi Speed USB Host Device or an On the Go OTG device In addition to the supporting USB signaling the USB3310 also provides USB UART mode USB3310 uses the industry standard UTMI Low Pin Interface ULPI to connect the USB PHY to the Link The industry standard ULPI interface uses a method of in band signaling and status byte transfers between the Link and PHY to facilitate a USB session By using in band signaling and status byte transfers the ULPI interface requires only 12 pins The USB3310 uses SMSC s wrapper less technology to implement the ULPI interface This wrapper less technology allows the PHY to achieve a low latency transmit and receive time SMSC s low latency transceiver allows an existing UTMI Link to be reused by adding a UTMI to ULPI bridge By adding a bridge to the ASIC the existing and proven UTMI Link IP can be reused REFSEL 1 REFSEL o REFCLK Low Jitter Integrated BIAS oRBIAS wusi _ _1 PLL c OTG IDo 8 o Integrated RESETB ast SS De 2l H Speed _ Di USB ULPI t T
8. ON ACTIVE BALL NAME TYPE LEVEL DESCRIPTION 19 DIR Output N A Controls the direction of the data bus A4 CMOS When the PHY has data to transfer to the Link it drives DIR high to take ownership of the bus When the PHY has no data to transfer it drives DIR low and monitors the bus for commands from the Link 20 STP Input High The Link asserts STP for one clock cycle A3 CMOS to stop the data stream currently on the bus If the Link is sending data to the PHY STP indicates the last byte of data was on the bus in the previous cycle 21 VDD1 8 Power N A External 1 8V Supply input pin This pad B3 needs to be bypassed with a 0 1uF capacitor to ground placed as close as possible to the USB3310 22 RESETB Input N A When low the part is suspended with all B2 CMOS of the I O tri stated When high the USB3310 will operate as a normal ULPI device 23 REFCLK Input N A Reference Clock input The required A2 CMOS frequency is configured by the REFSEL 1 0 pins 24 RBIAS Analog N A Rbias pin This pin requires an 8 06kO A1 CMOS 196 resistor to ground placed as close as possible to the USB3310 FLAG GND Ground N A Ground C3 QEN only The flag should be connected to the ground plane with a via array under the exposed flag This is the main ground for the IC Revision 1 11 10 31 08 SMSC USB3310 REV C 6 PRODUCT PREVIEW Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock
9. PLATED TERMINALS AND IT IS MEASURED BETWEEN 0 15 AND 0 30 mm FROM THE TERMINAL TIP 3 DETAILS OF TERMINAL 1 IDENTIFIER ARE OPTIONAL BUT MUST BE LOCATED WITHIN THE AREA INDICATED Figure 5 24 Pin QFN 4x4mm Body 0 5mm Pitch yoo D AouenbaiJJ njniN 1 IdIN AS E JjeAreosue4 gsn peeds iH
10. PLL for 480MHz Hi Speed USB operation Internal detection of the value of resistance to ground on the ID pin Integrated battery to 3 3V LDO regulator 2 2uF bypass capacitor 100mV dropout voltage SMSC USB3310 REV C PRODUCT PREVIEW Integrated ESD protection circuits Up to 15kV without any external devices Carkit UART mode for non USB serial data transfers Industrial Operating Temperature 40 C to 85 C Packaging Options 24 pin QFN lead free RoHS compliant package 4 x 4 x 0 90 mm height Applications The USB3310 is targeted for any application where a Hi Speed USB connection is desired and when board space power and interface pins must be minimized The USB3310 is well suited for Cell Phones PDAs Players GPS Personal Navigation Scanners External Hard Drives Digital Still and Video Cameras Portable Media Players Entertainment Devices Printers Set Top Boxes Video Record Playback Systems IP and Video Phones Gaming Consoles POS Terminals Revision 1 11 10 31 08 Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock SMS Order Number s USB3310C CP TR FOR 24 PIN QFN LEAD FREE ROHS COMPLIANT PACKAGE TAPE AND REEL REEL SIZE IS 4000 PIECES amp smsc 80 ARKAY DRIVE HAUPPAUGE NY 11788 631 435 6000 FAX 631 273 3123 Copyright 2008 SMSC or its subsidiaries All rights reserved Ci
11. ransceiver Registers and State perds Carkit t o CLKOUT DATA 7 0 Figure 1 USB3310 Block Diagram The USB3310 is designed to operate with an external reference clock at one of four frequencies By using an available reference the USB3310 saves the cost of a crystal reference The USB3310 includes a integrated 3 3V LDO regulator to generate its own supply from power applied at the VBAT pin The voltage on the VBAT pin can range from 3 1 to 5 5V The regulator dropout voltage is less than 100mV which allows the PHY to continue USB signaling when the voltage on VBAT drops to 3 1V The USB transceiver will continue to operate at lower voltages although some parameters may be outside the limits of the USB specifications If the user would like to provide a 3 3V supply to the USB3310 the VBAT and VDD33 pins should be connected together The USB3310 also includes integrated pull up resistors that can be used for detecting the attachment of a USB Charger By sensing the attachment to a USB Charger a product using the USB3310 can charge its battery at more than the 500mA allowed when charging from a USB Host SMSC USB3310 REV C Revision 1 11 10 31 08 3 PRODUCT PREVIEW Hi Speed USB Transceiver with 1 8V ULPI Interface Multi Frequency Reference Clock amp smsc USB3310 Pin Locations and Descriptions Package Diagram with Pin Locations The pinout below is viewed from the top of the package RBIAS REFCLK RESETB VDD1 8 STP DIR
12. rcuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications Consequently complete information sufficient for construction purposes is not necessarily given Although the information has been checked and is believed to be accurate no responsibility is assumed for inaccuracies SMSC reserves the right to make changes to specifications and product descriptions at any time without notice Contact your local SMSC sales office to obtain the latest specifications before placing your product order The provision of this information does not convey to the purchaser of the described semiconductor devices any licenses under any patent tights or other intellectual property rights of SMSC or others All sales are expressly conditional on your agreement to the terms and conditions of the most recently dated version of SMSC s standard Terms of Sale Agreement dated before the date of your order the Terms of Sale Agreement The product may contain design defects or errors known as anomalies which may cause the product s functions to deviate from published specifications Anomaly sheets are available upon request SMSC products are not designed intended authorized or warranted for use in any life support or other application where product failure could cause or contribute to personal injury or severe property damage Any and all such uses without prior written approval of an Officer of SMSC and further testing and
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