LM331 Datasheet | National Semiconductor

LM131A LM131 LM231A LM231 LM331A LM331 Precision Voltage-to-Frequency Converters December 1994 LM131A LM131 LM231A LM231 LM331A LM331 Precision Voltage-to-Frequency Converters General Description The LM131 LM231 LM331 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 voltage-to-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...