Technical
Ambient Temperature Range High85 °C
Core ArchitectureARM Cortex-M0+
Data Bus Width32 b
EEPROM Memory Size1 kB
Flash Memory Size32 kB
Frequency32 MHz
InterfaceI2C, IrDA, SMBus, SPI, UART, USART
Max Frequency25 MHz
Max Junction Temperature (Tj)105 °C
Max Operating Temperature105 °C
Max Supply Voltage3.6 V
Memory Size32 kB
Memory TypeFLASH
Manufacturer Package IdentifierUFQFPN28-A0B0
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Nominal Supply Current250 nA
Nominal Supply Voltage (DC)3 V
Number of A/D Converters1
Number of ADC Channels10
Number of Channels10
Number of I2C Channels1
Number of I/Os21
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels2
Number of USART Channels1
RAM Size8 kB
Schedule B8542310000