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AD7870A - LC2MOS Complete/ 12-Bit/ 100 kHz / Sampling ADC

This page provides the datasheet information for the AD7870A, a member of the AD7-87 LC2MOS Complete/ 12-Bit/ 100 kHz / Sampling ADC family.

Description

The AD7870A is a fast, complete, 12-bit A/D converter.

It consists of a track/hold amplifier, 8 µs successive approximation ADC, 3 V buried Zener reference and versatile interface logic.

Features

  • Complete Monolithic 12-Bit ADC with: 2 ␮s Track/Hold Amplifier 8 ␮s A/D Converter On-Chip Reference Laser-Trimmed Clock Parallel, Byte and Serial Digital Interface 70 dB SNR at 10 kHz Input Frequency 57 ns Data Access Time Low Power.
  • 60 mW typ.

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Datasheet Details

Part number AD7870A
Manufacturer Analog Devices
File Size 254.23 KB
Description LC2MOS Complete/ 12-Bit/ 100 kHz / Sampling ADC
Datasheet download datasheet AD7870A Datasheet
Additional preview pages of the AD7870A datasheet.

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Full PDF Text Transcription

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a LC2MOS Complete, 12-Bit, 100 kHz , Sampling ADC AD7870A FUNCTIONAL BLOCK DIAGRAM FEATURES Complete Monolithic 12-Bit ADC with: 2 ␮s Track/Hold Amplifier 8 ␮s A/D Converter On-Chip Reference Laser-Trimmed Clock Parallel, Byte and Serial Digital Interface 70 dB SNR at 10 kHz Input Frequency 57 ns Data Access Time Low Power—60 mW typ APPLICATIONS Digital Signal Processing Speech Recognition and Synthesis Spectrum Analysis High Speed Modems DSP Servo Control GENERAL DESCRIPTION The AD7870A is a fast, complete, 12-bit A/D converter. It consists of a track/hold amplifier, 8 µs successive approximation ADC, 3 V buried Zener reference and versatile interface logic. The ADC features a self-contained internal clock that is laser trimmed to guarantee accurate control of conversion time.
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