A31G313CLN

The A31G313 is a 32-bit ARM Cortex-M0+ microcontroller from ABOV Semiconductor, designed for main control in a range of appliances and consumer electronics. It combines a 48 MHz Cortex-M0+ core with integrated memory and a broad set of peripherals to support motor control, user interfaces, sensing and general system management in compact embedded designs.

Key Features

• Core 32-bit ARM Cortex-M0+ core running at 48 MHz for efficient control and deterministic interrupt handling.
• Memory 64 Kbytes of on-chip Flash and 16 Kbytes of SRAM to store application code and runtime data.
• Power Flexible supply range from 1.8 V to 5.5 V to accommodate a variety of system power domains.
• Timers & PWM Multiple timers including seven 16-bit and two 32-bit timers plus a 3-phase 16-bit PWM block for motor or power control tasks.
• Analog 12-bit ADC with 11 channels and a 12-bit DAC for precision sensor acquisition and analog output.
• Interfaces & Connectivity On-chip communication peripherals include I2C, SPI, UART and USART to connect sensors, displays and host interfaces.
• DMA & System Support 4-channel DMA and CRC support to offload data movement and improve system robustness.
• Display & LED Integrated LCD driver (21×8) and LED/high-current port support (11×25) for user interfaces and status indicators.
• Human Interface & Safety Touch key support for 13 channels, two comparators and a Watchdog Timer for responsive control and reliability.
• I/O & Packaging 43 general-purpose I/O pins in a 48-LQFP surface-mount package; operating temperature range −40 to 85 °C.

Typical Applications

• Home Appliances Main-control tasks such as motor drive, timed sequences and user interface management for consumer appliances.
• Consumer Electronics Central control for devices requiring mixed-signal peripherals, display drivers and touch-key interfaces.
• Motor & Power Control 3-phase PWM and multiple timers for compact motor control and power-management solutions.
• Sensor Interfacing & Analog Control Multi-channel 12-bit ADC and 12-bit DAC for sensor acquisition and analog output in embedded systems.

Unique Advantages

• Highly integrated peripheral set: ADC, DAC, PWM, LCD/LED drivers, touch keys and multiple timers reduce external components and simplify BOM.
• Flexible supply range: 1.8–5.5 V operation supports diverse power architectures and battery-powered designs.
• Compact package: 48-LQFP footprint with 43 I/Os provides balance between integration and PCB space efficiency.
• Designed for control applications: 48 MHz Cortex-M0+ core plus DMA and CRC accelerate deterministic control tasks and improve data integrity.
• Series scalability: Part of the A31G31x family with multiple Flash options, enabling migration across devices with similar peripherals and pinouts.
• Wide operating range: −40 to 85 °C rating for reliable operation across typical consumer and appliance environments.

Why Choose A31G313CLN?

The A31G313CLN positions itself as a compact, function-rich controller for appliance and consumer-electronics applications where integrated analog, motor control and user-interface peripherals are needed. Its combination of a 32-bit Cortex-M0+ core, on-chip Flash and SRAM, and a comprehensive peripheral set provides a strong foundation for embedded system designs that require mixed-signal handling and robust control features.

As part of the A31G31x family, the A31G313CLN offers design scalability with similar peripheral sets and memory configurations across the series, enabling design reuse and straightforward product differentiation while maintaining a consistent development approach.

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