EVBUM2086 - NB7L32M Evaluation Board User's Manual
Contents
1. Pattern Generation Frequency Performance Output Rise and Fall Time Vomr Common Mode Range This Evaluation Board User s Manual Contains e Information on NB7L32MMNEVB Evaluation Board Appropriate Lab Setup Bill of Materials Semiconductor Components Industries LLC 2012 March 2012 Rev 1 Figure 1 NB7L32M Evaluation Board Publication Order Number l EVBUM2086 D NB7L32MMNEVB SETUP FOR TIME DOMAIN MEASUREMENTS Table 1 BASIC EQUIPMENT Power Supply with 2 outputs HP6624A Oscilloscope TDS8200 or TDS8000 Differential Signal Generator HP 8133A Advantest D3186 Matched high speed cables with SMA connectors Storm Semflex Power Supply cables with clips C 1 Equipment used to generate example measurements within this document Setup Step 1 Connect Power Step 2 Connect Inputs 1a Two power levels must be provided to the board for Vcc For Differential Mode 3 3 V and 2 5 V operation Veg and GND via the surface mount clips 2a Connect the differential output of the generator to the differential input of the device CLK and CLK Table 2 POWER SUPPLY CONNECTIONS Digital Oscilloscope Signal Generator OUT Channel 1 OUT Channel 2 Amplitude 500 mV Offset 250 mV TRIGGER Vor 0V _ _1Vcec 0V Vee 3 3 V 3 3 V op Vee 2 5 V 2 5 V op TRIGGER NOTE All differential cabl2. NB7L32MMNEVB NB7L32M Evaluation Board User s Manual Description This document describes the NB7L32M evaluation board and the appropriate lab test setups See Figure 1 It should be used in conjunction with the NB7L32M data sheet which contains full technical details on the device specification and operation The evaluation board is designed to facilitate a quick evaluation of the NB7L32M GigaComm Clock Driver The NB7L32M is designed to support the distribution of clock data signals at high operating frequencies and produces two equal differential clock data outputs from a single input clock data The Current Mode Logic CML output ensures minimal noise and fast switching edges The evaluation board is implemented in two layers for higher performance Board Lay up The board is implemented in two layers and provides a high bandwidth 50 controlled impedance environment for higher performance The first layer or primary trace layer is 5 mils thick Rogers RO6002 material which is engineered to have equal electrical length on all signal traces from the NB7L32M device to the sense output The second layer is 32 mils thick copper ground plane ON Semiconductor hitp onsemi com EVAL BOARD USER S MANUAL What measurements can you expect to make With this evaluation board the following measurements could be performed in single ended or differential modes of operation Jitter Output Skew Gain Return Loss Eye
3. SME Y14 5M 1994 DIMENSION b IS MEASURED AT THE MAXIMUM SOLDER BALL DIAMETER PARALLEL TO DATUM m gt IN y PLANE Z lt lt DATUM Z SEATING PLANE IS DEFINED BY THE SPHERICAL CROWNS OF THE SOLDER BALLS PARALLELISM MEASUREMENT SHALL EXCLUDE ANY EFFECT OF MARK ON TOP SURFACE OF PACKAGE M MILLIMETERS A 0 20 je pim _MIN MAX FEDUCIAL FOR PIN A1 A 1 40 MAX a6 san Sed IDENTIFICATION IN THIS AREA mail 0o25 035 A2 1 20 REF b 0 30 0 50 y AN D 4 00 BSC E 4 00 BSC 16X b e 1 00 BSC S 0 50 BSC p 0 15 Z X Y 0 08 Z 4 0 15 Z j wx f aTi At AN Aj o10 z DETAIL K ROTATED 90 CLOCKWISE GigaComm is a trademark of Semiconductor Components Industries LLC ON Semiconductor and Q are registered trademarks of Semiconductor Components Industries LLC SCILLC SCILLC reserves the right to make changes without further notice to any products herein SCILLC makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does SCILLC assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation special consequential or incidental damages Typical parameters which may be provided in SCILLC data sheet
4. VB 1 37 mil Dielectric 5 0 mil Thick Copper Base Figure 4 Board Stack up Figure 5 Layout Mask for NB7L32M A mM 3 START 1 GHz 1 GHz STOP 12 GHz NOTE The insertion loss curve can be used to calibrate out board loss if testing under small signal conditions Figure 6 Insertion Loss ADDITIONAL EVALUATION BOARD INFORMATION www onsemi com References In all cases the most up to date information can be found NB7L32M D Data Sheet on our website AND8077 D Application Note GigaComm SiGe Sample orders for devices and boards SPICE Modeling Kit New Product updates AND8075 D Application Note Board Mounting Literature download order Considerations for the FCBGA Packages e IBIS and Spice models BRD8017 D Brochure Clock and Data Management Solutions ORDERING INFORMATION NB7L32MMNG QFN 16 123 Units Rail Pb Free NB7L32MMNR2G QFN 16 3000 Tape amp Reel Pb Free tFor information on tape and reel specifications including part orientation and tape sizes please refer to our Tape and Reel Packaging Specifications Brochure BRD8011 D hitp onsemi com 5 NB7L32MMNEVB PACKAGE DIMENSIONS FCBGA 16 BA SUFFIX PLASTIC 4X4 mm BGA FLIP CHIP PACKAGE CASE 489 01 ISSUE O LASER MARK FOR PIN 1 IDENTIFICATION IN THIS AREA X m _ D NOTES 1 DIMENSIONS ARE IN MILLIMETERS M 2 INTERPRET DIMENSIONS AND TOLERANCES Y SA PER A
5. e www onsemi com Literature Distribution Center for ON Semiconductor USA Canada P O Box 5163 Denver Colorado 80217 USA Europe Middle East and Africa Technical Support Order Literature http www onsemi com orderlit Phone 303 675 2175 or 800 344 3860 Toll Free USA Canada Phone 421 33 790 2910 eens 3 Fax 303 675 2176 or 800 344 3867 Toll Free USA Canada Japan Customer Focus Center For additional information please contact your local Email orderlit onsemi com Phone 81 3 5817 1050 Sales Representative EVBUM2086 D
6. e pairs must be matched All Vcc pins have to be connected for proper device operation Figure 2 NB7L32M Board Setup Time Domain Differential Mode http onsemi com 2 NB7L32MMNEVB Setup continued Step 3 Setup Input Signals 3a Set the signal generator amplitude to 400 mV NOTE The signal generator amplitude can vary from 75 mV to 900 mV to produce a 400 mV DUT output 3b Set the signal generator offset to 200 mV the center of a nominal NCML output NOTE The Vcmr Input Common Mode Range allows the signal generator offset to vary as long as Vru is within the Voy range Refer to the device data sheet for further information Set the generator output for a PRBS data signal or for a square wave clock signal with a 50 duty cycle Step 4 Connect Output Signals 4a Connect the outputs of the device QO Q1 to the oscilloscope The oscilloscope sampling head must have internal 50 Q termination to ground NOTE Where a single output is being used the unconnected output for the pair must be terminated to Vcc through a 50 Q resistor for best operation Unused pairs may be left unconnected MORE INFORMATION ABOUT EVALUATION BOARD Design Considerations for gt 10 GHz operation While the NB7L32M is specified to operate at 10 GHz this evaluation board is designed to support operating frequencies up to 20 GHz The following considerations played a key role to ensure this evaluation board achieves hi
7. gh end microwave performance Optimal SMA connector launch e Minimal insertion loss and signal dispersion Accurate Transmission line matching 50 Q Distributed effects while bypassing and noise filtering hitp onsemi com 3 NB7L32MMNEVB SURFACE MOUNT CLIP Vcc F T _ X OPEN CIRCUIT STUB N T 3 4 10 GHz 2 jo E C1 e J g IT ae q 0 VTCLK R ork i J13_ ROSENBERGER SMA CLK ROSENBERGER SMA re NB7L32M CLK ROSENBERGER SMA ie 2 T __ ROSENBERGER SMA VTCLK 29 72_ ROSENBERGER SMA E N E 0 aes N x 11 5 lo N a lt T6 Xx OPEN CIRCUIT STUB M4 10 GHz E Fk O VEE SURFACE MOUNT CLIP NOTE C1 Decoupling cap and Tx 50 Q Transmission line Figure 3 Evaluation Board Schematic Table 3 BILL OF MATERIALS NB7L32MMN 1 2 5 V 3 3 V 14 GHz 2 Clock Divider with CML ON Semiconductor http www onsemi com output and Internal Termination NB7L32M 32K243 40ME3 Gold plated connector http www rosenberger de CO6BLBB2X5UX 2 MHz 30 GHz capacitor Dielectric Laboratories http www dilabs com 5016 5 Test point Anvil Keystone http www newark com http www digikey com Components are available through distribution Table 4 BOARD MATERIAL Material Thickness hitp onsemi com 4 NB7L32MMNE
8. s and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts SCILLC does not convey any license under its patent rights nor the rights of others SCILLC products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer shall indemnify and hold SCILLC and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part SCILLC is an Equal Opportunity Affirmative Action Employer This literature is subject to all applicable copyright laws and is not for resale in any manner PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT N American Technical Support 800 282 9855 Toll Free ON Semiconductor Websit
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