Technical
Ambient Temperature Range High85 °C
Core Architecture8051
Data Bus Width8 b
Frequency20 MHz
HS Code8542.31.0015
Interface2-Wire, I2C, SPI, UART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.4 V
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os36
Number of Programmable I/O36
Number of PWM Channels7
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels1
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size256 B
Schedule B8542310000
Watchdog TimerYes