| Part No. | GD32E503CET6 |
| Series | GD32E503 |
| Package | LQFP48 |
| Max Speed (MHz) | 180 |
| Flash (Bytes) | 512K |
| SRAM (Bytes) | 128K |
| I/O | up to 37 |
| GPTM (32bit) | 1 |
| GPTM (16bit) | 9 |
| Advanced TM (16bit) | 1 |
| Basic TM (16bit) | 2 |
| SysTick (24bit) | 1 |
| WDG | 2 |
| RTC | 1 |
| USART+UART | 3+0 |
| I2C | 3 |
| SPI | 3 |
| CAN2.0B | 2 |
| USB 2.0 | FS |
| I2S | 2 |
| LIN | 0 |
| SDIO | 0 |
| IEEE 802.11 | 0 |
| QSPI | 0 |
| Digital Filters | 0 |
| Digital Camera | 0 |
| HW Security | 0 |
| Ethernet | 0 |
| TMU | 0 |
| SHRTM | 1 |
| Comp | 0 |
| MFCOM | 0 |
| EXMC | 0 |
| 12bit ADC Units (CHs) | 3(10) |
| 12bit DAC Units | 2 |
| Cap.Touch Key | 0 |