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PIC16F628A-IP Datasheet, PDF (3/180 Pages) Microchip Technology – Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology | |||
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PIC16F627A/628A/648A
18-pin Flash-Based, 8-Bit CMOS Microcontrollers
with nanoWatt Technology
High-Performance RISC CPU:
⢠Operating speeds from DC â 20 MHz
⢠Interrupt capability
⢠8-level deep hardware stack
⢠Direct, Indirect and Relative Addressing modes
⢠35 single-word instructions:
- All instructions single cycle except branches
Special Microcontroller Features:
⢠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 Programming⢠(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
Device
PIC16F627A
PIC16F628A
PIC16F648A
Program
Memory
Flash
(words)
1024
2048
4096
Data Memory
SRAM
(bytes)
224
224
256
EEPROM
(bytes)
128
128
256
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
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
- Selectable internal or external 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 module:
- 16-bit Capture/Compare
- 10-bit PWM
⢠Addressable Universal Synchronous/Asynchronous
Receiver/Transmitter USART/SCI
I/O
CCP
(PWM)
USART
Comparators
Timers
8/16-bit
16
1
Y
2
2/1
16
1
Y
2
2/1
16
1
Y
2
2/1
© 2009 Microchip Technology Inc.
DS40044G-page 3
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