Technical
Access Time20 µs
Core Architecture8052
Data Bus Width8 b
Frequency20 MHz
InterfaceI2C, Parallel, SPI, UART
Max Frequency20 MHz
Max Junction Temperature (Tj)150 °C
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size62 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os32
Number of Programmable I/O34
Number of PWM Channels2
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels1
Operating Supply Voltage3 V
Oscillator TypeInternal
PeripheralsDMA, PWM, Temp Sensor, WDT
RAM Size2.3 kB
Resolution1.5 B
Sampling Rate400 ksps
Watchdog TimerYes