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Related Manuals for Texas Instruments DS125BR800EVM
Summary of Contents for Texas Instruments DS125BR800EVM
- Page 1 DS125BR800EVM User’s Guide User's Guide Literature Number: SNLU122 November 2012...
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Page 2: Table Of Contents
SNLU122 – November 2012 DS125BR800EVM Evaluation Kit The DS125BR800EVM – SMA evaluation kit provides a complete high band-width platform to evaluate the signal integrity and signal conditioning features of the Texas Instruments signal conditioning products – with Equalization and De-emphasis. SMA edge launch connectors are used as the input and the output connections for this evaluation board. -
Page 3: Features
FR-4 Backplane Traces and High Speed Cable Ordering Information EVM ID DEVICE ID DEVICE PACKAGE DS125BR800EVM DS125BR800SQE/NOPB QFN-54 Figure 1. DS125BREVK REV. 1 DS125BR401/DS125BR800 Top Assembly SNLU122 – November 2012 DS125BR800EVM Evaluation Kit Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... - Page 4 Features www.ti.com Figure 2. DS125BREVK REV. 1 DS125BR401/DS125BR800 Bottom Assembly DS125BR800EVM Evaluation Kit SNLU122 – November 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated...
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Page 5: 4-Level Io Control
NOTE: Only 1 switch at the ON position is allowed. Activating more than one switch concurrently results in an indeterminate voltage level. SNLU122 – November 2012 DS125BR800EVM Evaluation Kit Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 6: Switch Connection Overview
SW10 button for the high to low transition to start the loading. When the loading is complete the LED – D1 light should turn OFF. DS125BR800EVM Evaluation Kit SNLU122 – November 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 7: Quick Start Guide
SW6 – SD_TH = F (default signal detect threshold level): set switches (3-2-1) = (OFF-OFF-OFF). • SW6 – LPBK - RES = F (normal operation): set switches (6-5-4) = (OFF-OFF-OFF). SNLU122 – November 2012 DS125BR800EVM Evaluation Kit Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... - Page 8 F, 0 20.7 F, R 21.8 F, F 23.6 F, 1 24.7 1, 0 28.0 1, R 29.2 1, F 30.9 1, 1 31.9 DS125BR800EVM Evaluation Kit SNLU122 – November 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated...
- Page 9 1, 0 1, R -3.5 1, F 1, 1 NOTE: The De-Emphasis levels are also available in SAS-3 / GEN-3 mode when MODE = 1 SNLU122 – November 2012 DS125BR800EVM Evaluation Kit Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated...
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Page 10: Smbus Slave Mode Of The Eq, Vod, And De-Emphasis Level
Set the SW1 and SW5 for the AD[3:0] pins. AD[3:0]=0000 sets device slave address = B0’hex. • Connect SDA, SCL and GND to J17. Please refer to datasheet for register map for EQ, VOD and DEM. DS125BR800EVM Evaluation Kit SNLU122 – November 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 11: Bill Of Materials For Ds125Br800Evm
Bill of Materials for DS125BR800EVM: www.ti.com Bill of Materials for DS125BR800EVM: Table 6. DS125BR800EVM BOM Item Reference Digikey PN Manufacture PN Descriptions 445-3448-1-ND C1608Y5V0J106Z CAP CER 10UF 6.3V Y5V 0603 445-1322-1-ND C1608X5R0J105K CAP CER 1.0UF 6.3V X5R 0603 C3, C4, C5, C6,... -
Page 12: Schematic For Ds125Br800Evm
Schematic for DS125BR800EVM: www.ti.com Schematic for DS125BR800EVM: Figure 3. DS125BR800EVM Schematic DS125BR800EVM Evaluation Kit SNLU122 – November 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 13: Evm Layout
EVM Layout The following Figures show the DS125BR800EVM board layout. The EVM controls signal integrity functions via a combination of switches and jumpers. The DS125BR800 is very compact and low power. The QFN package offers an exposed thermal pad to enhance electrical and thermal performance. -
Page 14: Important Notice
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
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