Texas Instruments ADS1256EVM-PDK User Manual

www.ti.com EVM Overview
3
SBAU090E–November 2003–Revised November 2018
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Copyright © 2003–2018, Texas Instruments Incorporated
ADS1256EVM and ADS1256EVM-PDK
37 ADS1256EVM PCB: Top-Side Image ................................................................................... 39
38 ADS1256EVM PCB: Layer 1 ............................................................................................. 39
39 ADS1256EVM PCB: Layer 2 ............................................................................................. 39
40 ADS1256EVM PCB: Bottom-Side Image ............................................................................... 39
41 Schematic ................................................................................................................... 40
List of Tables
1 J1: Analog Interface Pinout................................................................................................. 6
2 J2: Serial Interface Pins..................................................................................................... 7
3 J5: GPIO Header Pins ...................................................................................................... 8
4 J5 Configuration: Power-Supply Input .................................................................................... 8
5 J4, J9, and J10 Configuration: Power Options ......................................................................... 10
6 Reference Input Select Switch ........................................................................................... 11
7 System Clock Select Switch .............................................................................................. 11
8 AIN0-1 Input Select Switch (S1).......................................................................................... 12
9 AIN2-3 Input Select Switch (S2).......................................................................................... 13
10 Default Jumper Positions.................................................................................................. 14
11 Default Switch Positions................................................................................................... 15
12 ADS1256EVM Bill of Materials .......................................................................................... 38
Trademarks
ADCPro is a trademark of Texas Instruments.
Microsoft, Windows are registered trademarks of Microsoft Corporation.
I
2
C is a trademark of NXP Semiconductors.
NI-VISA is a trademark of National Instruments.
All other trademarks are the property of their respective owners.
1 EVM Overview
The ADS1256EVM is an evaluation fixture for the ADS1256 24-bit delta-sigma ADC.
1.1 Features
ADS1256EVM Features:
• Contains all support circuitry needed for the ADS1256
• Voltage reference options: off-board reference, or buffered REF5025 with high or low common-mode
voltage
• Compatible with the TI Modular EVM System
ADS1256EVM-PDK Features:
• Easy-to-use evaluation software for Microsoft
®
Windows
®
• Data collection to ASCII text files
• Built-in analysis tools including scope, FFT, and histogram displays
• Complete control of board settings
• Easily expandable with new analysis plug-in tools from Texas Instruments
For use with a computer, the ADS1256EVM-PDK is available. This kit combines the ADS1256EVM board
with the DSP-based MMB0 motherboard, and includes ADCPro™ software for evaluation.
The MMB0 motherboard allows the ADS1256EVM to be connected to the computer via an available USB
port. This manual shows how to use the MMB0 as part of the ADS1256EVM-PDK, but does not provide
technical details on the MMB0 itself.

Texas Instruments ADS1256EVM-PDK Specifications

General

Brand	Texas Instruments
Model	ADS1256EVM-PDK
Category	Motherboard
Language	English