Core: ARM Cortex M4
I/O Voltage: 1.62 V to 3.8 V
Data RAM Size: 32 kB
Data RAM Type: RAM
ADC Resolution: 12 bit
Data Bus Width: 32 bit
Interface Type: I2C, I2S, SPI, UART
Mounting Style: SMD/SMT
Number of I/Os: 20 I/O
Watchdog Timers: Watchdog Timer
Program Memory Size: 256 kB
Program Memory Type: Flash
Supply Voltage - Max: 3.8 V
Supply Voltage - Min: 1.85 V
Analog Supply Voltage: 3.3 V
Maximum Clock Frequency: 40 MHz
Number of Timers/Counters: 2 x 16 bit
Maximum Operating Temperature: + 125 C
Minimum Operating Temperature: - 40 C