A31G314MMN

The A31G314MMN is a member of Abov's A31G31x series designed as a main controller for a wide range of appliances and consumer-electronics products. It integrates an ARM high-speed 32-bit Cortex-M0+ core with a comprehensive set of on-chip peripherals to support sensor interfacing, user interfaces and motor-control functions.

With 128 KB Flash, 16 KB SRAM and a broad voltage range, the device targets embedded designs that require a balance of processing performance, peripheral integration and flexible I/O in a compact 80-LQFP package.

Key Features

• Core ARM Cortex-M0+ 32-bit core running at 48 MHz suitable for control and signal-processing tasks.
• Memory 128 KB Flash program memory and 16 KB SRAM for application code and runtime data; part of the A31G31x family which includes multiple Flash options.
• Power & Clocks Wide supply range from 1.8 V to 5.5 V and support for internal and external oscillators plus PLL for flexible clocking.
• Timers & Motor Control Dedicated motor-control and timing resources including 3-phase 16-bit PWM, seven 16-bit timers and two 32-bit timers.
• Analog & Data Conversion 12-bit ADC with 14 channels and a 12-bit DAC enable multi-channel sensor acquisition and analog output functions.
• Connectivity Multiple serial interfaces including I2C, UART and USART for sensor and subsystem communication.
• Peripherals & I/O Rich peripheral set: CRC, 2 comparators, 4-channel DMA, LCD driver (39×8), LED driver / high-current ports (11×25), touch-key (24 channels), watchdog timer and 74 GPIOs.
• Operating Range & Reliability Industrial operating temperature range from −40 °C to 85 °C and integrated system reliability features such as watchdog timing and CRC.
• Package & Mounting Surface-mount 80-LQFP (14 × 14 mm, 0.6 mm pitch) for PCB-level integration and thermal/mechanical stability.

Typical Applications

• Home Appliances Central control for appliances with motor and user-interface requirements using 3-phase PWM, timers and touch/LCD support.
• Consumer Electronics Device control and human-machine interfaces leveraging the integrated LCD driver, touch-key inputs and LED driver ports.
• Motor and Power Control Motor drive and power-management tasks using the 3-phase 16-bit PWM, multiple timers and DAC for analog outputs.
• Sensor Hubs & IoT Edge Nodes Multi-sensor acquisition and preprocessing with 12-bit ADC (14 channels), DMA and serial interfaces (I2C, UART, USART).

Unique Advantages

• Highly integrated peripheral set: Combines analog, digital and UI peripherals on-chip to reduce BOM and simplify board design.
• Flexible supply range: Operates from 1.8 V to 5.5 V to accommodate multiple power-rail architectures and simplify power design.
• Motor-ready resources: 3-phase 16-bit PWM plus multiple timers and DACs support precise motor-control implementations.
• Comprehensive analog capabilities: 12-bit ADC with 14 channels and 12-bit DAC support multi-channel sensor interfacing and analog output functions.
• Generous I/O and display support: 74 GPIOs plus an LCD driver (39×8) and touch-key controller enable rich user interfaces.
• Series scalability: As part of the A31G31x family with multiple Flash options, the device supports straightforward scaling across product variants.

Why Choose A31G314MMN?

The A31G314MMN offers a balanced combination of 32-bit processing, on-chip memory and a broad set of peripherals that address the needs of appliance and consumer-electronics designs. Its integrated motor-control, analog and user-interface features reduce external component count while supporting complex application behavior.

Designed to operate across a wide voltage and temperature range and available in a compact 80-LQFP package, the A31G314MMN is suited for engineers seeking an integrated, scalable microcontroller platform within the A31G31x family.

Request a quote or submit an inquiry to discuss availability, lead times and pricing for the A31G314MMN. Our sales team can provide ordering and stocking information to support your project timeline.