The Analog Devices AD7740KRMZ-REEL7 is an all-in-one low cost, small synchronous voltage to frequency and frequency to voltage converter and analog-to-digital converter (ADC). It can measure frequencies from under 1 Hz up to 1 MHz on both converters. It has a high accuracy of 0.1% and a wide operating temperature range for reliable operation. It also features a digital frequency select control which allows for adjustable frequency conversion steps. The AD7740KRMZ-REEL7 is a highly cost-effective solution for achieving high accuracy measurements in industrial, automotive, aerospace, and other applications.