Analog Devices

AD537JH - Voltage to Frequency Convertor

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Features Low Cost A-D Conversion Versatile Input Amplifier Single Supply, 5V to 36V Linearity ±0.05% FS Low Power: 1.2mA Quiescent Current Full-Scale Frequency up to 100kHz 1.00V Reference Thermometer Output (1mV/K)

Pin Description Pin Number Description 1 LOGIC GND - Logic Ground 2 SYNC - Null 3 Iin - Current Input 4 -Vin - Negative Voltage Input 5 +Vin - Positive Voltage Input 6 Vtemp - Temperature Reference 7 Vref - Voltage Reference 8 -Vs - Negative Voltage Supply 9 Vos - Voltage Offset 10 Vos - Voltage Offset 11 CAP - Capacitor Connection 12 CAP - Capacitor Connection 13 +Vs - Positive Voltage Supply 14 OUT - Output

Pin Layout Dimensional Drawing

Technical Data Data Sheet Analog Devices - Data Sheet for AD537 Application Notes