Document
Data Sheet
Low Power, Precision Analog Microcontroller with Dual Sigma-Delta ADCs, ARM Cortex-M3
ADuCM360/ADuCM361
FEATURES
Analog input/output Dual 24-bit ADCs (ADuCM360) Single 24-bit ADC (ADuCM361) Programmable ADC output rate (3.5 Hz to 3.906 kHz) Simultaneous 50 Hz/60 Hz noise rejection At 50 SPS continuous conversion mode At 16.67 SPS single conversion mode
Flexible input mux for input channel selection to both ADCs Two 24-bit multichannel ADCs (ADC0 and ADC1)
6 differential or 12 single-ended input channels 4 internal channels for monitoring DAC, temperature
sensor, IOVDD/4, and AVDD/4 (ADC1 only) Programmable gain (1 to 128) RMS noise: 52 nV at 3.53 Hz, 200 nV at 50 Hz Programmable sensor excitation current sources On-chip precision voltage reference Single 12-bit voltage output DAC NPN mode for 4 mA to 20 mA loop applications Microcontroller ARM Cortex-M3 32-bit processor Serial wire download and debug Internal watch crystal for wake-up timer 16 MHz oscillator with 8-way pro.