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LM331 Datasheet Precision Voltage-to-frequency Converters

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM231, LM331 SNOSBI2C – JUNE 1999 – REVISED SEPTEMBER 2015 LMx31x Precision Voltage-to-Frequency Converters.

General Description

The LMx31 family of voltage-to-frequency converters are ideally suited for use in simple low-cost circuits for analog-to-digital conversion, precision frequencyto-voltage conversion, long-term integration, linear frequency modulation or demodulation, and many other functions.

The output when used as a voltageto-frequency converter is a pulse train at a frequency precisely proportional to the applied input voltage.

Thus, it provides all the inherent advantages of the voltage-to-frequency conversion techniques, and is easy to apply in all standard voltage-to-frequency converter applications.

Key Features

  • 1 Ensured Linearity 0.01% Maximum.
  • Improved Performance in Existing Voltage-to- Frequency Conversion.

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