A31G212KN

The Abov A31G212KN is a 32-bit microcontroller based on the ARM Cortex-M0+ core, optimized for main controllers in a wide range of appliances. It integrates 32 Kbytes of Flash and 6 Kbytes of SRAM and runs up to 48 MHz while supporting a broad supply range of 1.8 V to 5.5 V.

Designed to handle motor drive, sensor interfacing and user-interface tasks, the device combines timers, ADC/DAC, DMA and multiple communication interfaces to support sensors and peripheral devices within compact, surface-mount 32-LQFP packages and extended temperature operation.

Key Features

• Core & Performance ARM Cortex-M0+ core with a maximum operating frequency up to 48 MHz, suitable for main controller roles in embedded appliance designs.
• Memory & Debug 32 Kbytes of on-chip Flash and 6 Kbytes of SRAM for application code and runtime data. SWD debug interface supported for development and debugging.
• Power & Operating Range Wide operating voltage from 1.8 V to 5.5 V and industrial-grade temperature support (–40 °C to +105 °C), enabling flexible power architectures and deployment in demanding environments.
• Timers & PWM Multiple general-purpose timers including 4 × 16-bit and 2 × 32-bit timers plus dedicated 16-bit PWM resources and 3-phase PWM capability for motor and power-control applications.
• Analog & Data Conversion 12-bit ADC (1 unit, 8 channels, 150 ksps) and a 5-bit DAC provide sensor interfacing and analog output capability for control loops and monitoring.
• Connectivity On-chip communication interfaces include I2C, SPI and UART/USART to connect sensors, peripherals and host interfaces.
• Peripherals & System Features DMA (4 channels), CRC generator, nested vector interrupt controller (NVIC) with multiple interrupt sources, watchdog timer (WDT), internal/external oscillators, PLL and LSI (500 kHz) for flexible clocking and system reliability.
• Human Interface & LED Drive Integrated touch-key support and LED driver / high-current port (8×8) to simplify user-interface and display implementations.
• Package & I/O 28 available I/O pins in a 32-pin LQFP surface-mount package, enabling compact board layouts for appliance control boards.

Typical Applications

• Home Appliances — Acts as the main controller for washing machines, air conditioners and other household appliances, managing motor control, timing and user interfaces.
• Motor Control — 3-phase PWM and multiple timer channels support motor drive tasks and closed-loop control implementations.
• Sensor Hubs and Peripheral Controllers — On-chip ADC, DAC, DMA and multiple serial interfaces enable efficient sensor data acquisition and peripheral management.
• User Interface & Display Control — Touch-key channels and integrated LED-driving capability simplify control-panel and indicator designs.

Unique Advantages

• Highly integrated peripheral set: Combines timers, ADC/DAC, DMA, LED driver and touch-key support to reduce external components and simplify BOM.
• Flexible power and temperature range: Operates from 1.8 V to 5.5 V and across –40 °C to +105 °C, supporting a wide range of hardware platforms and deployment conditions.
• Compact package for space-constrained designs: 32-LQFP surface-mount package with 28 usable I/O pins enables small, manufacturable appliance PCBs.
• Developer-friendly architecture: ARM Cortex-M0+ core with SWD debug support and standard serial interfaces eases firmware development and integration.
• Targeted control capabilities: 3-phase PWM, multiple timers and ADC/DAC combination suit motor and sensor-driven appliance applications without extensive external circuitry.
• Series scalability: Part of the A31G21x family, enabling designers to scale features and memory across similar device footprints where needed.

Why Choose A31G212KN?

The A31G212KN positions itself as a compact, integrated controller optimized for appliance main-control tasks. Its ARM Cortex-M0+ core, combined with an extensive peripheral set—timers, mixed-signal converters, DMA and multiple serial interfaces—delivers the functional building blocks required for motor control, sensor interfacing and user-interface management within a small surface-mount package.

Engineers and procurement teams will find the A31G212KN suitable for designs that require a balance of performance, integration and operating robustness across a wide voltage and temperature range, with development support and a clear upgrade path within the A31G21x series.

Request a quote or submit an inquiry to our sales team to obtain pricing, availability and support for integrating the A31G212KN into your next appliance or embedded control design.