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VFC121 - Precision Single Power Supply VOLTAGE-TO-FREQUENCY CONVERTER

This page provides the datasheet information for the VFC121, a member of the VFC121_Burr Precision Single Power Supply VOLTAGE-TO-FREQUENCY CONVERTER family.

Description

The VFC121 is a monolithic voltage-to-frequency converter consisting of an integrating amplifier, voltage reference, and one-shot charge pump circuitry.

Features

  • q SINGLE SUPPLY.

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Datasheet preview – VFC121

Datasheet Details

Part number VFC121
Manufacturer Burr-Brown Corporation
File Size 99.80 KB
Description Precision Single Power Supply VOLTAGE-TO-FREQUENCY CONVERTER
Datasheet download datasheet VFC121 Datasheet
Additional preview pages of the VFC121 datasheet.

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Full PDF Text Transcription

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® VFC121 Precision Single Power Supply VOLTAGE-TO-FREQUENCY CONVERTER FEATURES q SINGLE SUPPLY OPERATION: +4.5V to +36V q fO = 1.5MHz max q LOW NONLINEARITY: 0.03% max at 100kHz, 0.1% max at 1MHz q HIGH INPUT IMPEDANCE q VOLTAGE REFERENCE OUTPUT q THERMOMETER OUTPUT: 1mV/°K APPLICATIONS q INTEGRATING A/D CONVERSION q ANALOG SIGNAL TRANSMISSION q PHASE-LOCKED LOOP VCO q GALVANICALLY ISOLATED SYSTEMS DESCRIPTION The VFC121 is a monolithic voltage-to-frequency converter consisting of an integrating amplifier, voltage reference, and one-shot charge pump circuitry. High-frequency complementary NPN/PNP circuitry is used to implement the charge-balance technique, achieving speed and accuracy far superior to previous single power supply VFCs.
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