ADS1256 Overview
Key Specifications
Package: SSOP
Pins: 28
Operating Voltage: 5 V
Max Voltage (typical range): 5.25 V
Description
D 24 Bits, No Missing Codes - All Data Rates and PGA Settings D Up to 23 Bits Noise-Free Resolution D ±0.0010% Nonlinearity (max) D Data Output Rates to 30kSPS D Fast Channel Cycling - 18.6 Bits Noise-Free (21.3 Effective Bits) at 1.45kHz D One-Shot Conversions with Single-Cycle Settling D Flexible Input Multiplexer with Sensor Detect - Four Differential Inputs (ADS1256 only) - Eight Single-Ended Inputs (ADS1256 only) D Chopper-Stabilized Input Buffer D Low-Noise PGA: 27nV Input-Referred Noise D Self and System Calibration for All PGA Settings D 5V Tolerant SPI™-Compatible Serial Interface D Analog Supply: 5V D Digital Supply: 1.8V to 3.6V D 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.
