Microcontroller IC

• Maximum CPU Frequency: 20 MHz
• Architecture: 8 bit
• Program Memory (Flash): 7 kB
• RAM: 256 byte
• Internal Oscillator: 8 MHz, 32 KHz
• ADC: 1 (8 channels)
• No. of Pins: 14
• Voltage: 2V - 5.5V

SPECIAL FEATURES:

• Precision Internal Oscillator:

- Factory calibrated to ±1% - Software selectable frequency range of 8 MHz to 125 kHz - Software tunable - Two-Speed Start-Up mode - Crystal fail detect for critical applications - Clock mode switching during operation for power savings

•  Power-Saving Sleep mode
•  Wide operating voltage range (2.0V-5.5V)
•  Industrial and Extended temperature range
•  Power-on Reset (POR)
•  Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
•  Brown-out Reset (BOR) with software control option
•  Multiplexed Master Clear with weak pull-up or input only pin
•  Programmable code protection
•  High-Endurance Flash/EEPROM cell:

- 100,000 write Flash endurance - 1,000,000 write EEPROM endurance - Flash/Data EEPROM retention: > 40 years LOW POWER FEATURES:

•  Standby Current:

- 50 nA @ 2.0V, typical

•  Operating Current:

- 11 μA @ 32 kHz, 2.0V, typical - 220 μA @ 4 MHz, 2.0V, typical

• Watchdog Timer Current:

- 1 μA @ 2.0V, typical