AD7691 - 250 kSPS PulSAR Differential ADC

Analog Devices

Datasheet Details

Part number	AD7691
Manufacturer	Analog Devices
File Size	865.16 KB
Description	250 kSPS PulSAR Differential ADC
Datasheet	AD7691 Datasheet

General Description

The AD7691 is an 18-bit, charge redistribution, successive approximation, analog-to-digital converter (ADC) that operates from a single power supply, VDD, between 2.3 V and 5 V.

Overview

www.DataSheet4U.com 18-Bit, 1.5 LSB INL, 250 kSPS PulSAR® Differential ADC in MSOP/QFN.

Key Features

18-bit resolution with no missing codes Throughput: 250 kSPS INL: ±0.75 LSB typ, ±1.5 LSB max (±6 ppm of FSR) Dynamic range: 102 dB typ @ 250 kSPS Oversampled dynamic range: 125 dB @1 kSPS Noise-free code resolution: 20 bits @ 1 kSPS Effective resolution: 22.7 bits @ 1 kSPS SINAD: 101.5 dB typ @ 1 kHz THD:.
125 dB typ @ 1 kHz True differential analog input range: ±VREF 0 V to VREF with VREF up to VDD on both inputs No pipeline delay Single-supply 2.3 V to 5 V operation with 1.8 V/2.5 V/3.

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