System
- ARM® Cortex®-M0+
- Frequency 48MHz
- Temperature range -40℃~+105℃
- Built in RTC
- 5-channel DMA
Memory
- Flash: 32-256KB
- SRAM: 8-32KB
Power Consumption
- Supply voltage: 2.0V~3.6V
- Built in programmable voltage monitor
- Support sleep, stop and standby modes
Timer
- 16-bit universal timer: 5
- 16-bit basic timer: 1-2
- 16-bit advanced timer: 1
- Watchdog timer: 2
- SysTick: 1
Analog peripherals
- 12-bit ADC:1
- External channels: 10/16
I/O
- 25~55 I/O
- Can be mapped to 29 external interrupt controller
- Tolerates 5V signal input
Security
- 96-bit non-rewriteable unique identity
- Supporting CRC computing unit
Debug Mode
- SWD
Peripheral
- USART : 2
- I2C : 2
- SPI : 2
Package
- LQFP32/48/64, QFN32
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