Technical
Access Time20 µs
Core Architecture8052
Data Bus Width8 b
Density496 kb
Frequency20 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency20 MHz
Max Junction Temperature (Tj)150 °C
Max Operating Temperature85 °C
Max Supply Voltage5.25 V
Memory Size62 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Nominal Supply Current10 mA
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os34
Number of Programmable I/O34
Number of PWM Channels2
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels1
Operating Supply Voltage5 V
Oscillator TypeInternal
PackagingBulk
PeripheralsDMA, PWM, Temp Sensor, WDT
RAM Size256 B
Resolution1.5 B
Sampling Rate400 ksps
Schedule B8542310000
TerminationSMD/SMT
Watchdog TimerYes