CH32V003A4M6 SOP-16 48MHz RISC-V Microcontroller
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Prices updated: 12 Oct 2026
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About this product
CH32V003A4M6 is a 32-bit RISC-V microcontroller from WCH in a SOP-16 package, running at up to 48 MHz. It includes a 10-bit ADC, DMA controller, op-amp comparators, timers and standard communication interfaces, with a single-wire serial debug interface. The listing states Arduino IDE support.
Specifications
- Core
- 32-bit RISC-V (RV32EC)
- Maximum frequency
- 48 MHz
- ADC resolution
- 10-bit
- Debug interface
- Single-wire serial
- Flash memory
- 16 KB
- Package
- SOP-16
Frequently asked questions
Can I program it from the Arduino IDE?
The listing states Arduino IDE support. You need the CH32V board package installed in the IDE and a compatible WCH-Link style programmer for the single-wire debug interface.
What connections are needed for programming?
Connect the single-wire debug pin, ground and the supply pin to the programmer. Check the supply voltage range in the datasheet before powering the chip.
