System
Arm® Cortex®-M0+ - Operating frequency: 64MHz
Memory
Flash: 64KB - SRAM: 8KB
Power Supply and Management
VDD range: 1.8V to 5.5V - Supports POR/PDR
- Supports programmable voltage detector
Timers
16-bit advanced timer: 1 - 32-bit general-purpose timer: 1
- 16-bit basic timers: 2
- 16-bit low-power timer: 1
- Watchdog timers: 2
- 24-bit SysTick timer: 1
I/Os
Up to 29 I/Os - All I/Os are mapped external interrupt mapping
Analog Peripherals
12-bit ADC: 1, 8+2 channels - Analog comparator: 4
- Rail-to-rail operational amplifier: 2
Communication Interfaces
U(S)ART:2 - SPI:1
- I2C:1
Algorithm Units
CRC - DIV
- MULT
Security
- 96-bit unique device ID
Package
LQFP32 - QFN32/24/20
- SSOP24/28
