AD7631 - Differential Programmable Input PulSAR ADC

Product Overview

Analog Devices

Datasheet Details

Part number	AD7631
Manufacturer	Analog Devices
File Size	605.30 KB
Description	Differential Programmable Input PulSAR ADC
Datasheet	AD7631 Datasheet
Additional preview pages of the AD7631 datasheet.

Product details

Description

The AD7631/AD7634 is an18-bit, charge redistribution successive approximation register (SAR) architecture analog-todigital converter (ADC) with programmable input ranges and mode selection via a dedicated write only serial interface (or by hardware pin-strapping).

Features

Multiple pins/software programmable input ranges: ±10V, ±5V, 10V, 5V iCMOS™ process technology Pins or serial SPI input ranges/mode selection Throughput: 670kSPS (AD7634) 250kSPS (AD7631) INL: ± 1.75 LSB (7± ppm of full scale) DNL: +2/-1 LSB 18-bit resolution with no missing codes Dynamic range: 102.5 dB typical SNR: 101 dB typical THD: -122 dB typical 5V internal reference: typical drift 7ppm/°C; TEMP output No pipeline delay (SAR architecture) Parallel (18, 16- or 8-bit bus) and serial 5 V/3.3.

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Published: Jan 17, 2007 |