CH32V103R8T6
32-bit General Enhanced RISC-V MCU – CH32V103
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SKU: KL-229-0004807
Category: Microcontroller Units (MCUs/MPUs/SOCs)
About this item
| Attribute | Value |
|---|---|
| Manufacturer | WCH(Jiangsu Qin Heng) |
| Frequency | 80MHz |
| Flash | 64K |
| SRAM | 20K |
| GPIO | 51 |
| Adv Timer | 1 |
| WDOG | 2 |
| RTC | 1 |
| ADC Unit/CH | 1/16 |
| Touchkey | 16 |
| SPI | 2 |
| UART | 3 |
| USB2.0 FS | H/D |
| VDD | 3.3V; 5.0V; |
| Package | LQFP64M |
| GP Timer | 3 |
Overview
The CH32V103 is a general purpose microcontroller based on the 32-bit RISC processor RISC-V3A. The CH32V103 provides clock security system, multi-level power management and general DMA controller. The CH32V103 is also equipped with abundant peripheral resources, such as single USB2.0 host/device interface, multi-channel 12-bit ADC module, multi-channel TouchKey, several timers, and multi-channel IIC/USART/SPI interfaces, etc.
System Block Diagram
Features
- Qingke V3A processor, max 80MHz system clock frequency.
- Single-cycle multiplication and hardware division.
- 20KB SRAM, 64KB CodeFlash.
- 2.7V to 5.5V supply voltage, supplies to GPIO simultaneously.
- Low-power modes: sleep/stop/standby.
- Power-on/power-down reset (POR/PDR).
- Programmable voltage detector (PVD).
- 7-channel DMA controller.
- 16-channel TouchKey detection.
- 16-channel 12-bit ADC.
- 7 timers.
- One USB2.0 host/device interface (full-speed and low-speed).
- Two I2C interfaces (support SMBus/PMBus).
- 3 USARTs.
- 2 SPIs (Master mode and Slave mode).
- 51 I/O ports, all I/O ports can be mapped to 16 external interrupts.
- CRC calculation unit, 96-bit unique ID.
- Serial debug interface (SDI).
- Packages: LQFP64M, LQFP48, QFN48.
Product Selection Guide
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Unit Price$2.2191
13139 in stock
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