Texas Instruments ADS7809 User Manual Download Page 9

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EVM WARNINGS AND RESTRICTIONS

It is important to operate this EVM within the input voltage range of 0 V to 15 V and the output voltage range of 0 V to 5 V.

Exceeding the specified input range may cause unexpected operation and/or irreversible damage to the EVM. If there are
questions concerning the input range, please contact a TI field representative prior to connecting the input power.

Applying loads outside of the specified output range may result in unintended operation and/or possible permanent damage to the
EVM. Please consult the EVM User's Guide prior to connecting any load to the EVM output. If there is uncertainty as to the load
specification, please contact a TI field representative.

During normal operation, some circuit components may have case temperatures greater than 30 C. The EVM is designed to
operate properly with certain components above 60 C as long as the input and output ranges are maintained. These components
include but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors. These types of
devices can be identified using the EVM schematic located in the EVM User's Guide. When placing measurement probes near
these devices during operation, please be aware that these devices may be very warm to the touch.

Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265

Copyright © 2004, Texas Instruments Incorporated

ADS78/8509 EVM User's Guide

8

SLAU140 – November 2004

Summary of Contents for ADS7809

Page 1: ...or can be synchronized to an external data clock The ADS7809 and ADS8509 also provide an output synchronization pulse for ease of use with standard DSP processors The EVM is available with either the...

Page 2: ...igital converter installed on the EVM Jumpers W1 through W5 provide a convenient way to choose the analog input range W1 controls the input connection to pin 1 R1IN W2 controls the connection to pin 3...

Page 3: ...2 3 for all other devices when using the TAG feature The TAG feature also requires the use of an external data clock W10 sets the EXT INT pin high external clock when the pins are open no shunt instal...

Page 4: ...an external input through J1 Single amplifier U2 in an industry standard SOIC 8 package can be installed to do on board signal conditioning if necessary Please refer to Section 12 of Op Amps for Ever...

Page 5: ...the ADS78 8509EVM The schematic diagram is also provided for reference Table 5 Bill of Materials Designators Description Manufacturer Mfg Part Number C1 2 2 nF 0805 X7R 50V Panasonic ECJ 2VB1H222K C2...

Page 6: ...er 6 Samtec TSW 103 07 L D pos W4 W5 W7 W8 W9 3 pin 0 1 header Samtec TSW 103 07 L S W10 W11 W13 W14 2 pin 0 1 header Samtec TSW 102 07 L S W12 8 pin dual row 2mm header Samtec TMM 108 02 L D 16 pos T...

Page 7: ...W2 W3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 W12 W7 EVM_IN_0 EVM_IN_1 EVM_IN_2 EVM_IN_3 EVM_IN_4 EVM_IN_5 EVM_IN_6 EVM_IN_7 EVM_IN_0 EVM_IN_1 EVM_IN_2 EVM_IN_3 EVM_IN_4 EVM_IN_5 EVM_IN_6 EVM_IN_7 ADC...

Page 8: ...E EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED IMPLIED OR STATUTORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE The u...

Page 9: ...ut If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 30 C The EVM is...

Page 10: ...iness practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product wou...

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