• All instructions single cycle except for program
branches which are two-cycle
• Operating speed: DC - 10 MHz clock input
DC - 400 ns instruction cycle
Device
PIC16F83
PIC16F84
Program
Memory
(words)
512 Flash
1 K Flash
Data
Data
RAM
EEPROM
(bytes) (bytes)
36
68
36
68
64
64
64
64
Max.
Freq
(MHz)
10
10
10
10
Special Microcontroller Features:
• In-Circuit Serial Programming (ICSP™) - via two
pins (ROM devices support only Data EEPROM
programming)
• Power-on Reset (POR)
• Power-up Timer (PWRT)
• Oscillator Start-up Timer (OST)
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
• Code-protection
• Power saving SLEEP mode
• Selectable oscillator options
PIC16CR83 512 ROM
PIC16CR84 1 K ROM
•
•
•
•
•
•
14-bit wide instructions
8-bit wide data path
15 special function hardware registers
Eight-level deep hardware stack
Direct, indirect and relative addressing modes
Four interrupt sources:
- External RB0/INT pin
- TMR0 timer overflow
- PORTB<7:4> interrupt on change
- Data EEPROM write complete
• 1000 erase/write cycles Flash program memory
• 10,000,000 erase/write cycles EEPROM data mem-
ory
• EEPROM Data Retention > 40 years
CMOS Flash/EEPROM Technology:
• Low-power, high-speed technology
• Fully static design
• Wide operating voltage range:
- Commercial: 2.0V to 6.0V
- Industrial:
2.0V to 6.0V
• Low power consumption:
- < 2 mA typical @ 5V, 4 MHz
- 15
A
typical @ 2V, 32 kHz
- < 1
A
typical standby current @ 2V
Peripheral Features:
• 13 I/O pins with individual direction control
• High current sink/source for direct LED drive
- 25 mA sink max. per pin
- 20 mA source max. per pin
• TMR0: 8-bit timer/counter with 8-bit
programmable prescaler
1996-2013 Microchip Technology Inc.
DS30430D-page 1
PIC16F8X
Table of Contents
1.0 General Description ...................................................................................................................................................................... 3
6.0 Timer0 Module and TMR0 Register............................................................................................................................................ 27
7.0 Data EEPROM Memory.............................................................................................................................................................. 33
8.0 Special Features of the CPU ...................................................................................................................................................... 37
9.0 Instruction Set Summary ............................................................................................................................................................ 53
10.0 Development Support ................................................................................................................................................................. 69
11.0 Electrical Characteristics for PIC16F83 and PIC16F84.............................................................................................................. 73
12.0 Electrical Characteristics for PIC16CR83 and PIC16CR84........................................................................................................ 85
13.0 DC & AC Characteristics Graphs/Tables.................................................................................................................................... 97
14.0 Packaging Information .............................................................................................................................................................. 109
Appendix A: Feature Improvements - From PIC16C5X To PIC16F8X .......................................................................................... 113
Appendix B: Code Compatibility - from PIC16C5X to PIC16F8X.................................................................................................. 113
Appendix C: What’s New In This Data Sheet ................................................................................................................................. 114
Appendix D: What’s Changed In This Data Sheet ......................................................................................................................... 114
Appendix E: Conversion Considerations - PIC16C84 to PIC16F83/F84 And PIC16CR83/CR84.................................................. 115
Index ................................................................................................................................................................................................. 117
PIC16F8X Product Identification System ........................................................................................................................................... 121
Sales and Support.............................................................................................................................................................................. 121
To Our Valued Customers
We constantly strive to improve the quality of all our products and documentation. We have spent a great deal of
time to ensure that these documents are correct. However, we realize that we may have missed a few things. If you
find any information that is missing or appears in error, please use the reader response form in the back of this data
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