ADuCM360/ADuCM361 is a low power precision analog microcontroller with ARM Cortex M3 architecture, featuring dual Sigma-Delta ADCs.
The document describes the ADuCM360 and ADuCM361, fully integrated low-power precision analog microcontrollers based on the ARM Cortex-M3 processor. These devices are designed for direct interfacing to external precision sensors in both wired and battery-powered applications.
Key features include high-performance multi-channel sigma-delta (Σ-Δ) analog-to-digital converters (ADCs), with the ADuCM360 offering dual 24-bit ADCs and the ADuCM361 featuring a single auxiliary 24-bit ADC. The microcontrollers integrate various on-chip peripherals such as UART, I²C, SPI, PWM controllers, and general-purpose GPIO ports.
| Processor Core | ARM Cortex-M3 32-bit processor |
|---|---|
| ADC Resolution | Dual (24-bit) ADCs (ADUCM360) |
| Supply Voltage Range | 1.8V to 3.6V |
| Operating Temperature Range | -40°C to +125°C |
| Flash Memory Size | 128k Bytes |
The device operates from an external supply voltage between 1.8V and 3.6V.
The maximum core clock speed is 16MHz.
The device consumes 4uA in hibernate mode when the wake-up timer is active.