CH32H417QEU6
WCH · CH32H417 Series
Overview
CH32H417QEU6 is a WCH-bit RISC-V MCU from 32, built on the WCH in-house QingKe V5F + V3F (双核) core (RV32IMAFBC-X), with a maximum clock of 400 MHz, 896 KB of on-chip SRAM, and 960 KB KB of Flash. Typical active power is about 184 µA/MHz.
Core and memory
| Vendor | WCH（Chinese mainland） |
|---|---|
| IP brand / origin | WCH in-house（Chinese mainland） |
| Core | QingKe V5F + V3F (双核) |
| ISA / bit width | RV32IMAFBC-X · 32 bit |
| Max clock | 400 MHz |
| SRAM | 896 KB |
| On-chip Flash | 960 KB |
Power and electrical
Conditions and notes: The vendor or source notes are in Chinese in the original DS V1.9 表3-6-1/3-8: VDD33=VDD33A=3.3V, 25°C, HSI, V5F=400MHz/HCLK=100MHz 外设全关 73.6mA → 184µA/MHz（全开 101.6mA；25MHz 时 8.3mA → 332µA/MHz，非线性）; Sleep 18.2mA; Stop 1.8mA（LDO 低功耗）/0.8mA（CH2003K DC-DC 供电）; 无 Standby µA 级数据发布; VBAT 3.5µA
| Supply voltage | 2.4–3.6 V |
|---|---|
| Operating temperature | -40 ℃ ~ 85 ℃ |
Peripherals and interfaces
| UART / USART | 8 way |
|---|---|
| SPI | 4 way |
| I²C | 4 way |
| CAN / CAN FD | 3 way |
| USB Full-Speed | 1 way |
| USB High-Speed | 1 way |
| Ethernet | 1 way |
| I²S | 2 way |
| SDIO | 1 way |
| LCD controller | 1 way |
| Camera interface | 1 way |
| Op-amp | 3 way |
| Comparator | 1 way |
| Touch | 16 way |
| DMA | 16 way |
| ADC | 16 channels · 12 bit |
| DAC | 2 channels |
| Other | The vendor or source notes are in Chinese in the original USB3.2 Gen1 5Gbps + USB2.0 HS 480Mbps + USB FS + USB PD/Type-C; 100M ETH MAC+PHY（RGMII 可外接 1G PHY）; 10-bit 20Msps HSADC（7 通道）; QSPI x2, I3C x1, SDMMC, DVP 150MHz, LTDC, DFSDM, SAI, SWPMI, GPHA, FMC(FSMC+SDRAM), SerDes, RNG, AES/SM4 |
Sources and notes
Confidence:High (official datasheet) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original 双核：V5F 最高 400MHz / V3F 最高 160MHz（V5F 支持 RV32IMAFBC-X）。SRAM 896KB 含 128KB ITCM + 256KB DTCM。QEU6=QFN128/95 GPIO/16+2 通道 ADC；MEU6=QFN88；WEU6=QFN68。衍生 CH32H416（480K Flash）、CH32H415（无 SDIO/部分 USB）。2025-05-13 官方发布。