System
- Arm® Cortex®-M3 core
- Operates at frequency of 120MHz
Memory
- Flash 512KB
- SRAM 128KB
Power Consumption
- VDD supply range: 0~3.6V
- VDDA supply range: 2.0~3.6V
- Backup domain VBAT range: 1.8V~3.6V
- Supports power-on reset (POR)/power-down reset (PDR)
- Supports programmable voltage detector
Timer
- 16-bit universal timer: 4
- 16-bit basic timer: 2
- 16-bit advanced timer: 2
- Watchdog timer: 2
- SysTick: 1
Analog Peripherals
- 12-bit ADC: 3, external channels: 21
- 12-bit DAC: 2
- Internal Temperature Sensor: 1
I/Os
- 37/51/80/112 I/Os
- All I/O are mapped to external interrupt vectors
- Up to 87 I/Os that tolerate 5V signal inputs
Debug Mode
- JTAG
- SWD
Peripheral
- U(S)ART: 5
- SPI: 3
- I2S: 2
- I2C: 2
- CAN: 2
Package
- QFN48
- LQFP48/64/100/144
