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

Download the VFC121 datasheet PDF. This datasheet also covers the VFC121_Burr variant, as both devices belong to the same precision single power supply voltage-to-frequency converter family and are provided as variant models within a single manufacturer datasheet.

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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (VFC121_Burr-BrownCorporation.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
VFC121 Precision Single Power Supply Voltage-to-Frequency Converter ETCTI
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Other Datasheets by Burr-Brown (Texas Instruments)

Part Number Description
VFC100 Synchronized VOLTAGE-TO-FREQUENCY CONVERTER
VFC110 High-Frequency VOLTAGE-TO-FREQUENCY CONVERTER
VFC32 Voltage-to-Frequency and Frequency-to-Voltage CONVERTER
VFC320 Voltage-to-Frequency and Frequency-to-Voltage CONVERTER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
® 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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