PIC16F819

PIC16F818 : PIC16F818/819 18/20-Pin Enhanced Flash Microcontrollers with nanoWatt Technology Low-Power Features: • Power-Managed modes: - Primary Run: XT, RC oscillator, 87 A, 1 MHz, 2V - INTRC: 7 A, 31.25 kHz, 2V - Sleep: 0.2 A, 2V • Timer1 oscillator: 1.8 A, 32 kHz, 2V • Watchdog Timer: 0.7 A, 2V • Wide operating voltage range: - Industrial: 2.0V to 5.5V Oscillators: • Three Crystal modes: - LP, XT, HS: up to 20 MHz • Two External RC modes • One External Clock mode: - ECIO: up to 20 MHz • Internal oscillator block: - 8 user selectable frequencies: 31 kHz, 125 kHz, 250 kHz, 500 kHz, 1 MHz, 2 MHz, 4 MHz, 8 MHz Peripheral Features: • 16 I/O pins with individual direction control • High sink/source .