Technical
Core ArchitectureARM
Data Bus Width32 b
Frequency100 MHz
InterfaceI2C, IrDA, SPI, UART, USART, USB
Max Frequency32 MHz
Max Operating Temperature85 °C
Max Supply Current77 mA
Max Supply Voltage3.6 V
Memory Size512 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.71 V
Number of I2C Channels2
Number of I/Os57
Number of Programmable I/O57
Number of SPI Channels3
Number of Timers/Counters3
Number of UART Channels5
Number of USB Channels1
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsDMA, LCD, LVD, POR, PWM, WDT
RAM Size128 kB
Schedule B8542310000
Temperature GradeIndustrial