A31G213KU

The Abov A31G213KU is a 32-bit microcontroller built around a high-speed ARM Cortex-M0+ core and optimized for main controller roles in a wide range of appliances. It combines a 48 MHz core with integrated memory and a broad set of peripherals to support motor control, sensor interfacing and user-interface functions on compact PCBs.

Designed for robust embedded designs, the A31G213KU provides a balance of compute performance, mixed-signal peripherals and flexible I/O in a compact 32‑QFN package with wide operating voltage and temperature ranges.

Key Features

• Core – ARM Cortex-M0+ 32-bit core operating up to 48 MHz, providing deterministic control and interrupt handling for appliance main controllers.
• Memory – 64 KB of on-chip Flash program memory and 6 KB of SRAM for application code and runtime data.
• Power and Voltage – Wide operating supply range from 1.8 V to 5.5 V to accommodate diverse power architectures.
• Timers & PWM – Multiple timers including 4 × 16-bit and 2 × 32-bit general purpose timers, plus 6-channel 16-bit PWM and 3‑phase 16‑bit PWM support for motor and power control tasks.
• Analog – 12‑bit ADC with 8 input channels and a 5‑bit DAC for sensor acquisition and simple analog output functions.
• Communication Interfaces – On-chip serial interfaces including 2 × UART, 2 × USART, 1 × SPI and 2 × I2C for flexible sensor and device connectivity.
• System Reliability & DMA – CRC generator (CRC‑CCITT, CRC‑16) and 4-channel DMA to offload data movement and support system integrity checks.
• Human Interface – Integrated touch-key support (13 channels) and LED driver / high-current port features for panel and indicator control.
• Development Support – SWD debug interface and a Nested Vectored Interrupt Controller (NVIC) with 32 interrupt sources to streamline debugging and real-time responsiveness.
• Package & Environmental – 32‑pin QFN (5 × 5 × 0.5 mm) surface-mount package, 28 available I/O pins, and operating temperature range from −40 °C to +105 °C.

Typical Applications

• Home Appliances – Central main controller for appliance platforms, leveraging PWM and timer resources for motor and actuator control while handling sensors and UI elements.
• Motor and Power Control – 3‑phase and multi‑channel PWM with dedicated timers enable embedded motor-drive and power-management functions.
• Sensor Interfacing & Monitoring – 12‑bit ADC, multiple serial interfaces (I2C, SPI, UART/USART) and DMA facilitate robust sensor data acquisition and communication with peripherals.
• User Interface & Indicators – Touch-key channels and integrated LED driver simplify front-panel and indicator implementations on compact boards.

Unique Advantages

• Balanced compute and integration: A 48 MHz Cortex‑M0+ core plus on-chip Flash and SRAM deliver responsive control while keeping BOM and board complexity low.
• Comprehensive mixed-signal peripherals: 12‑bit ADC, 5‑bit DAC, CRC, and DMA provide the building blocks for reliable sensing, signal conditioning and low-overhead data handling.
• Flexible connectivity: Multiple UART/USART, I2C and SPI interfaces enable diverse sensor and subsystem connections without external bridges.
• Compact industrial-capable package: 32‑QFN (5×5 mm) with 28 I/Os and −40 °C to +105 °C operation supports space-constrained, temperature-demanding designs.
• Integrated motor and UI support: 3‑phase PWM, multi-channel PWM timers, touch-key and LED driver features reduce external component count for appliance control panels.
• Developer-friendly debugging and interrupt control: SWD and an NVIC with 32 interrupt sources simplify development and real-time task management.

Why Choose A31G213KU?

The A31G213KU positions itself as a practical, highly integrated microcontroller for appliance main controllers and compact embedded systems that need a blend of control performance and peripheral richness. With a Cortex‑M0+ CPU at up to 48 MHz, on-chip Flash and SRAM, and a wide set of analog, timing and interface peripherals, it streamlines designs that require motor control, sensor interfacing and user‑interface management.

Its wide supply voltage range and extended operating temperature capability make the A31G213KU suitable for a variety of board-level power schemes and industrial environments, while the compact 32‑QFN package and ample I/O help optimize PCB real estate and reduce system BOM.

Request a quote or contact sales to discuss pricing, lead times, samples and volume availability for the A31G213KU. Our team can assist with technical inquiries and ordering for your design requirements.