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AD7921 - 10-/12-Bit ADCs

This page provides the datasheet information for the AD7921, a member of the AD7911 10-/12-Bit ADCs family.

Datasheet Summary

Description

The AD7911/AD79211 are 10-bit and 12-bit, high speed, low power, 2-channel successive approximation ADCs, respectively.

The parts operate from a single 2.35 V to 5.25 V power supply and feature throughput rates of up to 250 kSPS.

Features

  • Fast throughput rate: 250 kSPS Specified for VDD of 2.35 V to 5.25 V Low power: 4 mW typ at 250 kSPS with 3 V supplies 13.5 mW typ at 250 kSPS with 5 V supplies Wide input bandwidth: 71 dB minimum SNR at 100 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface: SPI®/QSPI™/.

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Datasheet preview – AD7921

Datasheet Details

Part number AD7921
Manufacturer Analog Devices
File Size 334.23 KB
Description 10-/12-Bit ADCs
Datasheet download datasheet AD7921 Datasheet
Additional preview pages of the AD7921 datasheet.

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Other Datasheets by Analog Devices
  • AD7920 - 10-/12-Bit ADCs
  • AD7922 - 2-Channel/ 2.35 V to 5.25 V/ 1 MSPS/ 10-/12-Bit ADCs
  • AD7923 - 200 kSPS 12-Bit ADC
  • AD7923-EP - 200kSPS 12-Bit ADC
  • AD7924 - (AD79x4) 8-/10-/12-Bit ADCs
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Full PDF Text Transcription

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FEATURES Fast throughput rate: 250 kSPS Specified for VDD of 2.35 V to 5.25 V Low power: 4 mW typ at 250 kSPS with 3 V supplies 13.5 mW typ at 250 kSPS with 5 V supplies Wide input bandwidth: 71 dB minimum SNR at 100 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface: SPI®/QSPI™/MICROWIRE™/DSP compatible Standby mode: 1 μA maximum 8-lead TSOT package 8-lead MSOP package APPLICATIONS Battery-powered systems: Personal digital assistants Medical instruments Mobile communications Instrumentation and control systems Data acquisition systems High speed modems Optical sensors GENERAL DESCRIPTION The AD7911/AD79211 are 10-bit and 12-bit, high speed, low power, 2-channel successive approximation ADCs, respectively.
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