GD32VF103RBT6
GigaDevice · GD32VF103 Series
Overview
GD32VF103RBT6 is a GigaDevice-bit RISC-V MCU from 32, built on the Nuclei Nuclei N200 (Bumblebee) core (RV32IMAC), with a maximum clock of 108 MHz, 32 KB of on-chip SRAM, and 128 KB KB of Flash. Typical active power is about 185.6 µA/MHz.
Core and memory
| Vendor | GigaDevice（Chinese mainland） |
|---|---|
| IP brand / origin | Nuclei（Chinese mainland） |
| Core | Nuclei N200 (Bumblebee) |
| ISA / bit width | RV32IMAC · 32 bit |
| Max clock | 108 MHz |
| SRAM | 32 KB |
| On-chip Flash | 128 KB |
Power and electrical
Conditions and notes: The vendor or source notes are in Chinese in the original 数据手册 Rev2.0 典型值 VDD=3.3V/25°C：Run 20.05mA@108MHz（外设时钟全关）→185.6µA/MHz；deep-sleep 460µA（LDO 正常、RTC 关）；standby 6.32µA（IRC40K/RTC 关）；唤醒 deep-sleep 6µs、standby 118.8ms。
| Supply voltage | 2.6–3.6 V |
|---|---|
| Operating temperature | -40 ℃ ~ 85 ℃ |
| Wake-up time | 6 µs |
Peripherals and interfaces
| UART / USART | 5 way |
|---|---|
| SPI | 3 way |
| I²C | 2 way |
| CAN / CAN FD | 2 way |
| USB Full-Speed | 1 way |
| I²S | 2 way |
| DMA | 12 way |
| ADC | 16 channels · 12 bit |
| DAC | 2 channels |
| PWM | 22 channels |
| Other | The vendor or source notes are in Chinese in the original 2x 12-bit ADC；DMA 7+5 通道；4x 通用定时器 + 1x 高级定时器 |
Sources and notes
Confidence:High (official datasheet) · Last verified 2026-11-04
The vendor or source notes are in Chinese in the original RISC-V 内核为芯来 N200（Bumblebee），RV32IMAC，带 ECLIC。家族最大 128KB Flash/32KB SRAM；不存在 512KB 的 GD32VF103VET6（VET6 属 ARM 的 GD32F103）。LQFP64，51 GPIO，128KB Flash/32KB SRAM；R8T6 为 64KB/20KB。