A31G224ML2N

The A31G224ML2N is a high-performance 32-bit microcontroller based on an ARM Cortex‑M0+ core, engineered as a main controller for appliances and advanced consumer electronics. It combines up to 48 MHz processing, large on-chip Flash and data Flash, and a broad set of peripherals to simplify sensor interfacing, motor and power control tasks, and rich user‑interface implementations.

Key Features

• Core ARM Cortex‑M0+ 32‑bit core with up to 48 MHz operating speed for responsive control and deterministic embedded tasks.
• Memory & Security 128 KB code Flash, 32 KB data Flash and 20 KB SRAM with memory bank swap and read protection options for secure firmware and flexible memory management.
• Connectivity Multiple serial interfaces including 3 I2C channels, 2 SPI channels, 2 UARTs and 4 USARTs to support extensive sensor and peripheral networks.
• Timers & PWM 2 × 32‑bit timers and 7 × 16‑bit timers plus 3‑channel 16‑bit PWM (3‑phase complementary generators) for motor control and precise timing functions.
• Analog & Data Conversion 12‑bit ADC with up to 18 input channels and a 12‑bit DAC channel for accurate sensor acquisition and analog output control.
• DMA & System Services 8‑channel DMA for peripheral-to-peripheral and memory transfers, plus CRC (7/8/16/32‑bit) for data integrity and a flexible NVIC with 37 interrupt sources.
• Display & LED Drivers Integrated LCD driver (80‑pin: 8×37 or 3×42 configuration) and high‑current LED port drivers for direct user‑interface and display control.
• Power, Voltage & Temperature Wide operating voltage range of 1.8–5.5 V and commercial operating temperature from −40 °C to +105 °C for robust operation across environments.
• Safety & Qualification Designed with watch dog, low‑voltage detection and IEC60730 qualification for appliance safety and reliable system operation.
• Package & I/O Available in an 80‑pin LQFP package with up to 75 I/O ports and surface‑mount mounting for compact board designs.
• Development Support SWD debug interface included for streamlined firmware development and debugging.

Typical Applications

• Home Appliances — Main controller and sensor/motor interface for appliances, leveraging timers, PWM and robust I/O to manage motors and user interfaces.
• Consumer Electronics — Control and display driver for advanced consumer devices, combining LCD/LED drivers with serial connectivity and ADC/DAC for sensor integration.
• Smart Home & Control Devices — Central processing for sensor networks and user panels, using multiple I2C/SPI/UART interfaces and DMA to offload data movement.

Unique Advantages

• Highly integrated peripheral set: ADC, DAC, DMA, CRC, LCD and LED drivers reduce external components and simplify BOM for appliance and display applications.
• Flexible memory and security: 128 KB code Flash, 32 KB data Flash, 20 KB SRAM, memory bank swap and read protection enable secure firmware management and in‑field update strategies.
• Wide operating range: 1.8–5.5 V supply tolerance and −40 °C to +105 °C operating temperature support diverse deployment environments.
• Appliance safety readiness: IEC60730 qualification, watchdog and low‑voltage detection help meet appliance safety and reliability requirements.
• Rich connectivity for sensor/device interfacing: Multiple I2C, SPI, UART and USART channels allow flexible integration with sensors, communications modules and peripherals.
• Compact, I/O‑rich package: 80‑pin LQFP with up to 75 I/O ports enables feature‑dense PCB layouts while supporting direct drive for displays and LEDs.

Why Choose A31G224ML2N?

The A31G224ML2N targets designers needing a balanced combination of processing performance, peripheral integration and appliance‑grade reliability. With a Cortex‑M0+ core running up to 48 MHz, ample Flash and SRAM, and a broad suite of timers, ADC/DAC, DMA and display drivers, it provides a compact platform for appliance controllers and advanced consumer electronics.

Its wide voltage range, extended temperature operation and IEC60730 qualification make it suitable for robust, long‑life designs. On‑chip features such as memory protection, CRC and SWD debug support help accelerate development and improve system reliability throughout the product lifecycle.

Request a quote or submit an inquiry to receive pricing and availability for A31G224ML2N and to discuss how it fits your next appliance or consumer electronics design.