TXE81XXEVM

TXE81XX evaluation module

TXE81XXEVM

Order now

Overview

The TXE81XXEVM allows the evaluation of the TXE81XX family of SPI I/O expanders. This EVM supports TXE8116, TXE8124, and TXE8148 (16-bit, 24-bit, and 48-bit, respectively) in the leaded package type DGS(24 and 32) and DGG (56). The EVM provides access to many test points and headers to accompany the extensive amount of I/O's provided by each expander. There are a mix of male and female header types which allow for easy shunt connections.

Features
  • USB powered (5V and 3.3V options)
  • Option for external power
  • ICC current measurement header (for current consumption measurements)
  • Various male and female connection headers + test points for quick testing
  • On-board USB2ANY for minimal SPI driver setup
  • On-board USB2ANY works with online GUI in the cloud or download to desktop
  • LED's for visual feedback (port, /RESET, /INT)
  • LED enable/disable header
  • Additional test points and headers for SPI connections (SDI/SDO/SCLK/CS)
  • Can be used with external drivers such as MSPM0, TP Aardvark, TP Cheetah, TP Promira, Arduino, ESP32
  • Manual reset toggle switch to reset the SPI to I/O expander
  • Daisy chain capable between multiple TXE81XXEVM's
I2C general-purpose I/Os (GPIOs)
TXE8116-Q1 Automotive 16-bit SPI bus I/O expander with interrupt, reset and I/O configurable registers TXE8124-Q1 Automotive 24-bit SPI bus I/O expander with interrupt, reset, and I/O configurable registers
Download View video with transcript Video

Order & start development

Evaluation board

TXE81XXEVM — TXE81XX evaluation module

Supported products & hardware
In stock
Limit:
Out of stock on TI.com
Not available on TI.com

TXE81XXEVM TXE81XX evaluation module

close
Version: null
Release date:
TI's Standard Terms and Conditions for Evaluation Items apply.

Technical documentation

star
= Top documentation selected by TI
No results found. Please clear your search and try again.
View all 1
Type Title Date
* EVM User's guide TXE81XXEVM User's Guide PDF | HTML Aug 7, 2025

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support.