- Maximum CPU Frequency: 20 MHz
- Architecture: 8 bit
- Program Memory (Flash): 3.5 kb
- RAM: 224 byte
- Internal Oscillator: 4 MHz
- ADC: No
- of Pins: 18
- Voltage: 2V - 5.5V
- Internal and external oscillator options:
- Precision internal 4 MHz oscillator factory calibrated to ±1%
- Low-power internal 48 kHz oscillator
- External Oscillator support for crystals and resonators
- Power-saving Sleep mode
- Programmable weak pull-ups on PORTB
- Multiplexed Master Clear/Input-pin
- Watchdog Timer with independent oscillator for reliable operation
- Low-voltage programming
- In-Circuit Serial Programmingâ„¢ (via two pins)
- Programmable code protection
- Brown-out Reset
- Power-on Reset
- Power-up Timer and Oscillator Start-up Timer
- Wide operating voltage range (2.0-5.5V)
- Industrial and extended temperature range
- High-Endurance Flash/EEPROM cell:
- 100,000 write Flash endurance
- 1,000,000 write EEPROM endurance
- 40 year data retention
LOW POWER FEATURES:
- Standby Current: - 100 nA @ 2.0V, typical
- Operating Current: - 12 μA @ 32 kHz, 2.0V, typical - 120 μA @ 1 MHz, 2.0V, typical
- Watchdog Timer Current: - 1 μA @ 2.0V, typical
- Timer1 Oscillator Current: - 1.2 μA @ 32 kHz, 2.0V, typical
- Dual-speed Internal Oscillator: - Run-time selectable between 4 MHz and 48 kHz - 4 μs wake-up from Sleep, 3.0V, typical
