BUY AD654JRZ SOIC-8 https://www.utsource.net/itm/p/9482012.html

The AD654JRZ is a low power, monolithic, voltage-to-frequency converter integrated circuit (IC) from Analog Devices. It is available in an 8-lead SOIC package. The AD654JRZ features a wide input voltage range of 0.5V to 36V, a wide frequency range of 0.2Hz to 100kHz, and a low power consumption of only 2.5mA. It has a high accuracy of 0.1% over the entire temperature range and a low temperature coefficient of 0.01%. The AD654JRZ is designed for applications such as frequency measurement, frequency-to-voltage conversion, pulse width modulation, and pulse position modulation. It is suitable for use in industrial, automotive, and consumer applications. (For reference only)