
FLASH-Based 8-Bit CMOS Microcontrollers

• PIC16F627
• PIC16F628

Referred to collectively as PIC16F62X

High Performance RISC CPU:

• Only 35 instructions to learn
• All single cycle instructions (200 ns), except for
  program branches which are two-cycle
• Operating speed:
  - DC - 20 MHz clock input
  - DC - 200 ns instruction cycle
• Interrupt capability
• 16 special function hardware registers
• 8-level deep hardware stack
• Direct, Indirect and Relative addressing modes

Peripheral Features:

• 16 I/O pins with individual direction control
• High current sink/source for direct LED drive
• Analog comparator module with:
  - Two analog comparators
  - Programmable on-chip voltage reference
(VREF) module
- Programmable input multiplexing from device
inputs and internal voltage reference
- Comparator outputs are externally accessible
• Timer0: 8-bit timer/counter with 8-bit
  programmable prescaler
• Timer1: 16-bit timer/counter with external crystal/
  clock capability
• 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
• Universal Synchronous/Asynchronous Receiver/
  Transmitter USART/SCI
• 16 Bytes of common RAM

Special Microcontroller Features:

• Power-on Reset (POR)
• Power-up Timer (PWRT) and Oscillator Start-up
  Timer (OST)
• Brown-out Detect (BOD)
• Watchdog Timer (WDT) with its own on-chip RC
  oscillator for reliable operation
• Multiplexed MCLR-pin
• Programmable weak pull-ups on PORTB
• Programmable code protection
• Low voltage programming
• Power saving SLEEP mode
• Selectable oscillator options
  - FLASH configuration bits for oscillator
    options
  - ER (External Resistor) oscillator
• Reduced part count
  - Dual speed INTRC
• Lower current consumption
  - EC External Clock input
  - XT Oscillator mode
  - HS Oscillator mode
  - LP Oscillator mode
• In-circuit Serial Programming™ (via two pins)
• Four user programmable ID locations

CMOS Technology:

• Low power, high speed CMOS FLASH technology
• Fully static design
• Wide operating voltage range
  - PIC16F627 - 3.0V to 5.5V
  - PIC16F628 - 3.0V to 5.5V
  - PIC16LF627 - 2.0V to 5.5V
  - PIC16LF628 - 2.0V to 5.5V
• Commercial, industrial and extended temperature
  range
• Low power consumption
  - < 2.0 mA @ 5.0V, 4.0 MHz
  - 15µA typical @ 3.0V, 32 kHz
  - < 1.0µA typical standby current @ 3.0V