The document describes the features and characteristics of Analog Devices' AD7741/AD7742 single-channel and multi-channel synchronous voltage-to-frequency converters. The product is available in versions with a single-ended input channel (AD7741) and differential or pseudo-differential input channels (AD7742). It has an integral nonlinearity of 0.012%, achieving a maximum frequency output of 2.75 MHz (AD7742) and 1.35 MHz (AD7741). The product is suitable for low-cost analog-to-digital conversion and signal isolation applications.