A31G316MMN

The A31G316MMN is a high-performance 32-bit microcontroller from Abov, built around an ARM Cortex-M0+ core and optimized for use as a main controller in a wide range of appliances. It combines substantial on-chip flash and SRAM with a comprehensive set of peripherals and serial interfaces to support motor control, sensor interfacing, user interfaces and device communications.

With flexible power and clock options, multiple timers, analog converters and integrated display/LED drivers, the A31G316MMN is designed to simplify system design while providing the connectivity and control resources needed for embedded appliance applications.

Key Features

• Core ARM Cortex-M0+ 32-bit core running at 48 MHz (48,000,000 Hz), providing deterministic control for real-time tasks.
• Memory 256 Kbytes of on-chip Flash program memory and 16 Kbytes of SRAM for application code and runtime data.
• Power and Voltage Wide supply range from 1.8 V to 5.5 V supports diverse system power architectures.
• Timers and PWM Rich timer set including seven 16-bit and two 32-bit timers plus a 3-phase 16-bit PWM block suitable for motor control and power conversion.
• Analog 12-bit ADC with 14 channels at up to 150 ksps and a 12-bit DAC provide precision analog input and output capability.
• Connectivity Multiple serial interfaces including I2C, SPI, UART and USART to connect sensors, peripherals and host controllers.
• Integrated Peripherals On-chip DMA (4 channels), CRC, two comparators, touch key support (24 channels), LCD driver (39×8) and LED/high-current port support (11×25) reduce external component count.
• I/O and Package 74 general-purpose I/O pins in an 80-LQFP surface-mount package for flexible board-level integration.
• Operating Range and Reliability Industrial temperature range from −40 to 85 °C and support for internal and external oscillator sources.

Typical Applications

• Home Appliances — Main controller for devices such as washing machines, refrigerators and HVAC units, leveraging PWM, ADC and extensive I/O for motor and sensor control.
• Motor Control — 3-phase 16-bit PWM and multiple timers deliver deterministic control for small- and mid-power motor drives.
• Human-Machine Interfaces — Built-in LCD driver, LED/high-current port support and touch key channels enable compact, integrated user interfaces.
• Sensor and Peripheral Management — ADC, DAC, comparators and serial interfaces provide direct connectivity and signal-conditioning for a variety of sensors.

Unique Advantages

• Highly Integrated Peripheral Set: Combines ADC, DAC, DMA, display drivers and touch-key support to reduce external components and simplify system BOM.
• Versatile Connectivity: Multiple serial interfaces including I2C, SPI and UART/USART enable straightforward integration with sensors, displays and host systems.
• Broad Power Headroom: 1.8–5.5 V supply range allows use in diverse battery- and line-powered designs without extensive power conversion.
• Designed for Appliance Controllers: Peripherals such as 3-phase PWM, multiple timers and high-current I/O are matched to motor and user-interface requirements common in appliance designs.
• Robust Environmental Range: −40 to 85 °C operating temperature supports deployment in demanding environments.

Why Choose A31G316MMN?

The A31G316MMN delivers a balanced combination of processing performance, memory capacity and peripheral integration tailored for appliance main controllers and similar embedded systems. With a Cortex-M0+ core, 256 KB Flash and a rich set of analog, timer and connectivity features, it supports real-time motor control, comprehensive sensor interfacing and compact user-interface implementations.

Its flexible supply range, industrial temperature rating and 80-LQFP package make the device suitable for designers seeking an integrated, scalable microcontroller platform that reduces external component count and speeds time-to-market.

Request a quote or submit an inquiry to our sales team to discuss availability, pricing and volume options for the A31G316MMN.