Technical
Core ArchitectureARM
Flash Memory Size256 kB
Frequency80 MHz
InterfaceI2C, IrDA, SPI, UART, USART
Max Frequency30 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size256 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of Digital IO28
Number of I/Os28
Number of Timers/Counters2
Operating Supply Voltage3 V
Oscillator TypeInternal
PackagingTape & Reel (TR)
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size32 kB