| Attributes | parameter value | |
|---|---|---|
| Product catalogue | Microcontroller (MCU/MPU/SOC) | |
| CPU core | 51 series | |
| CPU maximum frequency | - | |
| Operating voltage range | 2V~5.5V | |
| Internal oscillator | have | |
| External clock frequency range | 4MHz~33MHz | |
| Program FLASH capacity | 32KB | |
| Total RAM capacity | 8KB | |
| EEPROM/Data FLASH capacity | 32KB | |
| Number of GPIO ports | - | |
| ADC (units/channels/bits) | 1@x15ch/12bit | |
| DAC (units/channels/bits) | - | |
| (E) PWM (units/channels/digits) | 1@x8ch/15bit | |
| 8-bit Timer quantity | - | |
| 16-bit Timer quantity | 5 | |
| 32-bit Timer quantity | - | |
| Number of internal comparators | 1 | |
| U(S)ART channels | 4 | |
| Number of I2C channels | 1 | |
| Number of I2S channels | - | |
| (Q) Number of SPI channels | 1 | |
| CAN channels | - | |
| USB (Master/Slave/Adaptive) | - | |
| Peripherals/Functions/Protocol Stack | Low Voltage Detect; Watchdog; CCP Capture/Compare | |
| range of working temperature | -40℃~+85℃ |
Memory-Configuration Proms for FPGAs Memory-Video memory chip