AD7655

Data Sheet FEATURES 4-channel, 16-bit resolution ADC 2 track-and-hold amplifiers Throughput 500 kSPS (normal mode) 444 kSPS (impulse mode) Analog input voltage range: 0 V to 5 V No pipeline delay Parallel and serial 5 V/3 V interface SPI®/QSPI™/MICROWIRE™/DSP compatible Single 5 V supply operation Power dissipation 120 mW typical 2.6 mW at 10 kSPS Package 48-lead quad flat package (LQFP) 48-lead frame chip scale package (LFCSP) Pin-to-pin compatible with the AD7654 Low cost APPLICATIONS AC motor control 3-phase power control 4-channel data acquisition Uninterrupted power supplies Communications GENERAL DESCRIPTION The AD7655 is a low cost, simultaneous sampling, dual-channel, 16-bit, charge redistribution SAR, analog-to-digital converter that operates from a single 5 V power supply. It contains two low noise, wide bandwidth, track-and-hold amplifiers that allow simultaneous sampling, a high speed 16-bit sampling ADC, an internal conversion clock, error correction circuits, and bot...