CH32V007K8U7
WCH · CH32V007 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
CH32V007K8U7 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 V1.8 表3-6/3-8: 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/LSI 关）
| 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 |
| Comparator | 2 way |
| Touch | 8 way |
| DMA | 7 way |
| ADC | 8 channels · 12 bit |
| Other | The vendor or source notes are in Chinese in the original 面向电机：12-bit ADC 8+3、OPA 支持单/双电阻采样、2 组 CMP（3 通道轮询定位）、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 CH32M007 = CH32V007 + 24V/48V 三相预驱（CH282/CH283），2024-11-14 官方新闻发布；CH32V007 本身未单独发新闻，release_year 取该系列发布年。K8U6=85°C / K8U7=105°C。