
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 current: 25 mA
 Timer0: 8-bit timer/counter with 8-bit prescaler
 Timer1: 16-bit timer/counter with prescaler, can be
  incremented during Sleep via external crystal/clock
 Timer2: 8-bit timer/counter with 8-bit period
  register, prescaler and postscaler
 Capture, Compare, PWM (CCP) module:
  - Capture is 16-bit, max. resolution is 12.5 ns
  - Compare is 16-bit, max. resolution is 200 ns
  - PWM max. resolution is 10-bit
 10-bit, 5-channel Analog-to-Digital converter
 Synchronous Serial Port (SSP) with
  SPI (Master/Slave) and I2C (Slave)

Special Microcontroller Features:

 100,000 erase/write cycles Enhanced Flash
  program memory typical
 1,000,000 typical erase/write cycles EEPROM
  data memory typical
 EEPROM Data Retention: > 40 years
 In-Circuit Serial ProgrammingTM (ICSPTM) via two pins
 Processor read/write access to program memory
 Low-Voltage Programming
 In-Circuit Debugging via two pins
