AD7400A Datasheet - Analog Devices

AD7400A Isolated Sigma-Delta Modulator

The AD7400A1 is a second-order, Σ-Δ modulator that converts an analog input signal into a high speed, 1-bit data stream with on-chip digital isolation based on Analog Devices, Inc. iCoupler® technology. The AD7400A operates from a 5 V power supply and accepts a differential input signal of ±200 mV (.

AD7400A Features

* 10 MHz clock rate Second-order modulator 16 bits no missing codes ±2 LSB INL typical at 16 bits 3.5 µV/°C maximum offset drift On-board digital isolator On-board reference Low power operation: 18 mA maximum at 5.25 V

* 40°C to +125°C operating range 16-lead SOIC, 8-lead gull-wing surface moun

AD7400A-AnalogDevices.pdf