A31G224CL2N

The A31G224CL2N is a 32-bit microcontroller from ABOV's A31G22x series built around a Cortex-M0+ core and designed as a main controller for a wide range of appliances. It integrates 128 Kbytes of Flash, 20 Kbytes of SRAM and a comprehensive set of on-chip peripherals and serial interfaces to simplify sensor and device communication.

With an operating range from 1.8 V to 5.5 V and a commercial temperature rating of −40 °C to +105 °C, the device targets embedded appliance control where performance, peripheral integration and system reliability are key.

Key Features

• Core ARM Cortex-M0+ 32-bit processor with clock capability up to 48 MHz for responsive control and real-time tasks.
• Memory 128 Kbytes of code Flash with memory bank swap and read protection, plus 20 Kbytes of SRAM and 32 Kbytes data flash for flexible code and data storage.
• Power and Clock Wide supply range (1.8–5.5 V) with support for external and internal oscillators, PLL and low-voltage detection to support robust power management.
• Timers and PWM Multiple timers including seven 16-bit and two 32-bit timers, plus three 16-bit PWM channels for motor control and precise timing functions.
• Analog 12-bit A/D converter (14-channel) with up to 1.0 Msps sampling and a 12-bit D/A converter for mixed-signal interfacing and sensor acquisition.
• Communications Rich serial connectivity with I2C, SPI and UART/USART peripherals to interface with sensors, actuators and host systems.
• System and Safety 8-channel DMA, CRC generator, watchdog and temperature sensor support system integrity and diagnostics; device qualification to IEC60730 for appliance safety applications.
• Display and I/O Integrated LCD driver (8×26 configuration for 48-pin package), high-current LED port drivers and up to 43 general-purpose I/O pins in a 48-LQFP surface-mount package.
• Development Support SWD debug interface and industry-standard Cortex-M toolchain compatibility enable efficient firmware development and debugging.

Typical Applications

• Home Appliances — Acts as a main controller for washing machines, ovens and HVAC equipment, integrating sensor readout, UI control and motor/PWM management.
• User Interfaces & Displays — Drives segment or graphic LCD modules and LED indicators while managing touch or button inputs.
• Sensor Hubs — Aggregates multiple analog and digital sensors using the 12-bit ADC, I2C and SPI interfaces with DMA support for efficient data transfer.
• motor and power control — Provides PWM channels and multiple timers for three-phase complementary PWM generation and general motor control tasks.

Unique Advantages

• Highly integrated peripheral set: On-chip ADC, DAC, PWM, DMA, CRC and LCD drivers reduce external components and simplify BOM.
• Flexible power and clock options: Support for internal and external oscillators, PLL and wide supply voltage (1.8–5.5 V) enables adaptability to different system designs.
• Appliance-focused qualification: IEC60730 qualification supports safety-compliant appliance designs and regulatory requirements.
• Memory and security features: Flash bank swap and read protection enable secure firmware management and in-field update strategies.
• Robust operating range: Commercial temperature rating from −40 °C to +105 °C and a 48-LQFP surface-mount package suitable for compact system designs.

Why Choose A31G224CL2N?

The A31G224CL2N combines a Cortex-M0+ core with extensive on-chip peripherals and memory options to deliver a compact, appliance-oriented controller that balances processing capability with system-level integration. Its wide voltage range, industrial temperature rating and IEC60730 qualification make it well suited to appliance and embedded control designs requiring reliable operation across varied conditions.

Designers building appliance control, sensor aggregation or user-interface systems will find the A31G224CL2N a practical choice for reducing BOM complexity, accelerating development with standard Cortex-M tooling and maintaining long-term robustness through memory protection and device-level safety features.

Request a quote or submit an inquiry to receive pricing, availability and technical assistance for the A31G224CL2N. Our team can provide volume pricing and lead-time information to support your project planning.