
PIC16F630/676

14-Pin FLASH-Based 8-Bit CMOS Microcontroller

High Performance RISC CPU:

• Only 35 instructions to learn
  - All single cycle instructions except branches
• Operating speed:
  - DC - 20 MHz oscillator/clock input
  - DC - 200 ns instruction cycle
• Interrupt capability
• 8-level deep hardware stack
• Direct, Indirect, and Relative Addressing modes

Special Microcontroller Features:

• Internal and external oscillator options
  - Precision Internal 4 MHz oscillator factory
    calibrated to ±1%
  - External Oscillator support for crystals and
    resonators
  - 5 µs wake-up from SLEEP, 3.0V, typical
• Power saving SLEEP mode
• Wide operating voltage range - 2.0V to 5.5V
• Industrial and Extended temperature range
• Low power Power-on Reset (POR)
• Power-up Timer (PWRT) and Oscillator Start-up
  Timer (OST)
• Brown-out Detect (BOD)
• Watchdog Timer (WDT) with independent
  oscillator for reliable operation
• Multiplexed MCLR/Input-pin
• Interrupt-on-pin change
• Individual programmable weak pull-ups
• 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:
  - 1 nA @ 2.0V, typical
• Operating Current:
  - 8.5µA @ 32 kHz, 2.0V, typical
  - 100µA @ 1 MHz, 2.0V, typical
• Watchdog Timer Current
  - 300 nA @ 2.0V, typical
• Timer1 oscillator current:
  - 4 µA @ 32 kHz, 2.0V, typica

Peripheral Features:

• 12 I/O pins with individual direction control
• High current sink/source for direct LED drive
• Analog comparator module with:
  - One analog comparator
  - Programmable on-chip comparator voltage
    reference (CVREF) module
  - Programmable input multiplexing from device
    inputs
  - Comparator output is externally accessible
• Analog-to-Digital Converter module (PIC16F676):
  - 10-bit resolution
  - Programmable 8-channel input
  - Voltage reference input
• Timer0: 8-bit timer/counter with 8-bit
  programmable prescaler
• Enhanced Timer1:
  - 16-bit timer/counter with prescaler
  - External Gate Input mode
  - Option to use OSC1 and OSC2 in LP mode
    as Timer1 oscillator, if INTOSC mode
    selected
• In-Circuit Serial ProgrammingTM (ICSPTM) via
  two pins
