CH32V003J4M6 SOP8 Microcontroller – 48MHz RISC-V MCU for Industrial Applications

CH32V003J4M6 | RISC-V 32-bit MCU, SOP-8 Package

The CH32V003J4M6 is an industrial-grade, general-purpose microcontroller developed by WCH (Jiangsu QinHeng Microelectronics). It is based on the QingKe RISC-V2A core, supporting up to 48 MHz system frequency. This MCU offers a balance of performance, low power consumption, and compact design, making it ideal for embedded and industrial control applications.

Key Features

• Core: QingKe RISC-V2A (32-bit)

• System Clock: Up to 48 MHz

• Operating Voltage: 3.3 V / 5 V

• Package: SOP-8 (ultra-compact)

• Memory: Flash and SRAM (varies by model)

• ADC: 10-bit

• Integrated Peripherals:

  • 1× DMA controller

  • 1× Analog comparator / Op-Amp

  • Multiple timers

  • USART, I²C, SPI interfaces

• Debug Interface: Single-wire serial debug

• Operating Temperature: –40 °C to +85 °C (Industrial grade)

Applications

• Consumer electronics

• Industrial control systems

• IoT edge devices

• Power management units

• Compact embedded control applications