CH32V006K8U7
WCH · CH32V006 Series
In production
32 bit · RV32EmC
Low-power data
Max clock
48MHz
SRAM
8KB
On-chip Flash
62KB
Active current
73µA/MHz
Sleep current
—
Supply voltage
2–5.5V
Overview
CH32V006K8U7 is a WCH-bit RISC-V MCU from 32, built on the WCH in-house QingKe V2C core (RV32EmC), with a maximum clock of 48 MHz, 8 KB of on-chip SRAM, and 62 KB KB of Flash. Typical active power is about 73 µA/MHz.
Core and memory
| Vendor | WCH（Chinese mainland） |
|---|---|
| IP brand / origin | WCH in-house（Chinese mainland） |
| Core | QingKe V2C |
| ISA / bit width | RV32EmC · 32 bit |
| Max clock | 48 MHz |
| SRAM | 8 KB |
| On-chip Flash | 62 KB |
Power and electrical
Active current
73 µA/MHz
Sleep current
—
Standby / shutdown
10.2 µA
Conditions and notes: The vendor or source notes are in Chinese in the original DS V2.0 表3-6/3-8-1: VDD=3.3V, 25°C, 外部时钟 48MHz 外设全关 3.5mA → 73µA/MHz（全开 4.4mA）; Standby 10.2µA（VDD=3.3V, IWDG 与 LSI 关）/10.7µA（开）
| Supply voltage | 2–5.5 V |
|---|---|
| Operating temperature | -40 ℃ ~ 105 ℃ |
Peripherals and interfaces
| UART / USART | 2 way |
|---|---|
| SPI | 1 way |
| I²C | 1 way |
| Op-amp | 1 way |
| Touch | 8 way |
| DMA | 7 way |
| ADC | 8 channels · 12 bit |
| Other | The vendor or source notes are in Chinese in the original 12-bit ADC 3Msps（8+2）; 同一 OPA/PGA/CMP 模拟块支持高速模式、P 端 3 通道轮询; 1x16-bit 高级 + 1x16-bit 通用 + 1x16-bit 精简定时器 |
Sources and notes
Confidence:High (official datasheet) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original 后缀 7 = 105°C，后缀 6 = 85°C（同一 DS）; CH32V005 为同系列 32K/6K 精简版，CH32V004 为 32K/6K 无 OPA 版。官方新闻发布于 2024-06-26（'V003 容量加倍'）。