The ADuC824 is a complete smart transducer front-end, integrating two high-resolution sigma delta ADCs, an 8-bit MCU, and program/data Flash/EE Memory on a single chip. This low power device accepts low-level signals directly from a transducer. The two independent ADCs (Primary and Auxiliary) include a temperature sensor and a PGA (allowing direct measurement of MicroConverter is a registered trademark of Analog Devices, Inc. SPI is a registered trademark of Motorola, Inc. I2C is a registered trademark of Philips Semiconductors, Inc.