The AD652SQ by Analog Devices Inc. is a high-performance, monolithic, synchronous voltage-to-frequency converter (VFC) that combines precision, flexibility, and reliability in a compact QIP package. This innovative device is designed to convert a voltage input into a frequency output, where the frequency is linearly proportional to the input voltage.

Key Features

• High Linearity: The AD652SQ boasts exceptional linearity with a nonlinearity specification of less than 0.005% over the full operating temperature range, making it ideal for precision applications.
• Wide Dynamic Range: With a dynamic range of 10^7, the device ensures accurate operation over a wide range of input signal frequencies and amplitudes.
• High Frequency Operation: Capable of operating at output frequencies up to 2 MHz, the AD652SQ can be used in high-speed systems without compromising on performance.
• Low Power Consumption: The VFC is designed for efficient power usage, making it suitable for battery-powered and portable applications.
• Temperature Stability: The device features a temperature stability of 50 ppm/°C, ensuring consistent performance across varying environmental conditions.
• Adjustable Full-Scale Frequency: Users can set the full-scale output frequency from 1 Hz to 100 kHz with an external resistor, providing customization for specific application requirements.

Applications

The AD652SQ is versatile and can be used in a wide array of applications, including:

• Precision analog-to-digital conversion
• Frequency-to-voltage conversion
• Motor speed control
• Isolated data transmission
• Long-term integration

Quality and Reliability

Analog Devices Inc. is known for its commitment to quality and the AD652SQ is no exception. It is built to meet the stringent requirements of industrial and commercial applications, ensuring reliability and performance. Whether for process control, instrumentation, or automation, the AD652SQ is an excellent choice for designers who need a dependable and precise VFC solution.