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AD7711 Datasheet Signal Conditioning ADC

Manufacturer: Analog Devices

General Description

The AD7711 is a complete analog front end for low frequency measurement applications.

The device accepts low level signals directly from a transducer and outputs a serial digital word.

It employs a ⌺-⌬ conversion technique to realize up to 24 bits of no missing codes performance.

Overview

LC2MOS Signal Conditioning ADC with RTD Excitation Currents AD7711.

Key Features

  • Charge-Balancing ADC 24 Bits, No Missing Codes ؎0.0015% Nonlinearity 2-Channel Programmable Gain Front End Gains from 1 to 128 1 Differential Input 1 Single-Ended Input Low-Pass Filter with Programmable Filter Cutoffs Ability to Read/Write Calibration Coefficients RTD Excitation Current Sources Bidirectional Microcontroller Serial Interface Internal/External Reference Option Single- or Dual-Supply Operation Low Power (25 mW typ) with Power-Down Mode (7 mW typ).