| Model Number |
| GD32F103CBT6 |
GD32F303CCT6A |
| Model Name |
| GigaDevice Semicon Beijing GD32F103CBT6 |
GigaDevice Semicon Beijing GD32F303CCT6A |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| GigaDevice Semicon Beijing |
GigaDevice Semicon Beijing |
| Description |
| 128KB 20KB FLASH 37 2.6V~3.6V ARM-M3 108MHz LQFP-48(7x7) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
256KB 48KB FLASH 80 ARM-M4 120MHz LQFP-48 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.768 grams / 0.02709 oz |
2.000 grams / 0.070548 oz |
| Package / Case |
| LQFP-48(7x7) |
LQFP-48 |
| Package / Arrange |
| Tray |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| - |
|
| Infrared Data Association |
| Yes |
- |
| Low-Voltage Detect |
| - |
- |
| CCP Capture/Compare |
| - |
- |
| Program Storage Size |
| 128KB |
256KB |
| Internal Comparator |
| - |
- |
| communication protocol |
| - |
- |
| Watchdog |
| Yes |
Yes |
| Real-Time Clock |
| Yes |
Yes |
| Universal Serial Bus |
| Yes |
- |
| RAM Size |
| 20KB |
48KB |
| 16Bit Timer |
| 3 |
7 |
| 8Bit Timer |
| - |
- |
| PWM (Bit) |
| 16bit |
- |
| Internal Oscillator |
| Yes |
- |
| DAC (Bit) |
| - |
12bit |
| Program Memory Type |
| FLASH |
FLASH |
| ADC (Bit) |
| 12bit |
12bit |
| GPIO Ports Number |
| 37 |
80 |
| Operating Temperature Range |
| -40℃~+85℃ |
- |
| Operating Voltage Range |
| 2.6V~3.6V |
- |
| CPU Core |
| ARM-M3 |
ARM-M4 |
| Peripheral/Function |
| DMA;SDIO;PWM;Real-Time Clock;WDT;LIN(Local Interconnect Network);IrDA;Temperature transducer |
Real-Time Clock;WDT;DMA;PWM |
| Secure Digital Input and Output |
| Yes |
- |
| Direct Memory Access |
| Yes |
Yes |
| I2C |
| 2 |
2 |
| UART/USART |
| 3 |
3 |
| 32Bit Timer |
| - |
- |
| CPU Maximum Speed |
| 108MHz |
120MHz |
| CAN |
| 1 |
1 |
| SPI |
| 2 |
3 |
| I2S |
| - |
2 |
