Technical
Core Architecture8051
Data Bus Width8 b
Frequency20 MHz
HS Code8542.31.0015
Interface2-Wire, I2C, SPI, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size32 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.4 V
Number of I/Os38
Number of Programmable I/O38
Number of Timers/Counters3
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4.3 kB