AT32F421 (value line) series MCU ARM Cortex-M4
| Attributes | Value | Search |
|---|---|---|
| Package | TSSOP20 | |
| Max Operating Frequency | 120Mhz | |
| FLASH | 64KB | |
| SRAM | 16KB | |
| 16-bit GP Timer | 5 | |
| Advance Timer | 1 | |
| SysTick | 1 | |
| IWDG | 1 | |
| WWDG | 1 | |
| SPI | 1 | |
| I2S | 1 | |
| I2C | 2 | |
| UART | 1 | |
| USART | 1 | |
| ADC 12 bit/channel number | 1(9) | |
| GPIO | 15 | |
| Operating Temperature | -40 to +105 °C | |
| Basic Timer | 1 | |
| ERTC | 1 | |
| Infrared transmitter | 1 | |
| Comparator | 1 |
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