Technical
Core ArchitectureARM
Data Bus Width32 b
EEPROM Memory Size2 kB
Flash Memory Size64 kB
Frequency32 MHz
InterfaceI2C, I2S, IrDA, SPI, UART, USART, USB
Max Frequency32 MHz
Max Operating Temperature85 °C
Max Power Dissipation363 mW
Max Supply Voltage3.6 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.65 V
Nominal Supply Current290 nA
Number of A/D Converters1
Number of ADC Channels10
Number of Channels10
Number of D/A Converters1
Number of I2C Channels2
Number of I/Os37
Number of Programmable I/O37
Number of SPI Channels2
Number of Timers/Counters4
Number of USART Channels2
Oscillator TypeInternal
PackagingCut Tape
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size8 kB
Schedule B8542310000
Watchdog TimerYes