Technical
Core ArchitectureARM
Data Bus Width32 b
Data Rate115.2 kbps
Frequency55 MHz
HS Code8542.31.0025
Interface2-Wire, I2C, I2S, SPI, UART, USART, USB
Max Frequency55 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size256 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.65 V
Nominal Supply Current90 µA
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os32
Number of PWM Channels4
Number of SPI Channels1
Number of Timers/Counters3
Number of USB Channels1
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size64 kB
Schedule B8542310000