1.2 ADS127L11EVM Board
The ADS127L11EVM board includes the following features:
• External signal source from differential pair SMA connectors
• Options to use external analog and digital power supplies
• Serial interface header for easy connection to the PHI controller
• Pin connections to monitor digital signals with a logic analyzer
• Onboard ultra-low noise, low-dropout (LDO) regulator for excellent 5-V, single-supply regulation of all analog
circuits
1.3 ADS127L11EVM-PDK-GUI Unsupported Features
The following features of the ADS127L11 device are currently not supported in the ADS127L11EVM GUI, but will
be on a future version of the software. To ensure proper operation of the EVM, do not modify the corresponding
register settings from the default values.
• CONFIG2_REG; bits 4:3, START_MODE, default 00b, only start and stop conversions are supported
• CONFIG4_REG; bit 2, SPI_CRC, default 0b, CRC not supported
• CONFIG4_REG; bit 0, STATUS, default 0b, status readback not supported
EVM Overview
4
ADS127L11EVM-PDK Evaluation Module
SBAU351 – APRIL 2021
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