Overview
Bits, No Missing Codes - All Data Rates and PGA Settings Up to 23 Bits Noise-Free Resolution D ±0.0010% Nonlinearity (max) Data Output Rates to 30kSPS Fast Channel Cycling - 18.6 Bits Noise-Free (21.3 Effective Bits) at 1.45kHz One-Shot Conversions with Single-Cycle Settling Flexible Input Multiplexer with Sensor Detect - Four Differential Inputs (ADS1256 only) - Eight Single-Ended Inputs (ADS1256 only) Chopper-Stabilized Input Buffer Low-Noise PGA: 27nV Input-Referred Noise Self and System Calibration for All PGA Settings 5V Tolerant SPI™-Compatible Serial Interface Analog Supply: 5V Digital Supply: 1.8V to 3.6V Power Dissipation - As Low as 38mW in Normal Mode - 0.4mW in Standby Mode The ADS1255 and ADS1256 are extremely low-noise, 24-bit analog-to-digital (A/D) converters. They provide complete high-resolution measurement solutions for the most demanding applications.
