Technical
Core ArchitectureARM
Data Bus Width32 b
Flash Memory Size256 kB
Frequency50 MHz
InterfaceI2C, IrDA, SPI, UART, USART
Max Frequency25 MHz
Max Operating Temperature85 °C
Max Power Dissipation650 mW
Max Supply Voltage3.8 V
Memory Size256 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of ADC Channels23
Number of Digital IO51
Number of I2C Channels1
Number of I/Os51
Number of Programmable I/O51
Number of PWM Channels6
Number of Segments0
Number of SPI Channels2
Number of Timers/Counters3
Number of UART Channels1
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
RAM Size32 kB
Temperature GradeIndustrial
Watchdog TimerYes