The AD7853/AD7853L are high speed, low power, 12-bit ADCs that operate from a single 3 V or 5 V power supply, the AD7853 being optimized for speed and the AD7853L for low power. They have system and self-calibration functions, and automatically calibrate on power-up. The flexible serial interface is compatible with 8051/SPI/QSPI/�P. Suitable for battery-powered systems, personal digital assistants, medical instruments, mobile communications, etc.