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  Microchip Technology Semiconductor Electronic Components Datasheet  

PIC12LC671 Datasheet

8-Bit CMOS Microcontroller

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PIC12C67X
8-Pin, 8-Bit CMOS Microcontroller with A/D Converter
and EEPROM Data Memory
Devices Included in this Data Sheet:
• PIC12C671
• PIC12C672
• PIC12CE673
• PIC12CE674
Note:
Throughout this data sheet PIC12C67X
refers to the PIC12C671, PIC12C672,
PIC12CE673 and PIC12CE674.
PIC12CE67X refers to PIC12CE673 and
PIC12CE674.
High-Performance RISC CPU:
• Only 35 single word instructions to learn
• All instructions are single cycle (400 ns) except for
program branches which are two-cycle
• Operating speed: DC - 10 MHz clock input
DC - 400 ns instruction cycle
Device
Program
Memory
Data
RAM
Data
EEPROM
PIC12C671 1024 x 14 128 x 8
PIC12C672 2048 x 14 128 x 8
PIC12CE673 1024 x 14 128 x 8
16 x 8
PIC12CE674 2048 x 14 128 x 8
16 x 8
• 14-bit wide instructions
• 8-bit wide data path
• Interrupt capability
• Special function hardware registers
• 8-level deep hardware stack
• Direct, indirect and relative addressing modes for
data and instructions
Peripheral Features:
• Four-channel, 8-bit A/D converter
• 8-bit real time clock/counter (TMR0) with 8-bit
programmable prescaler
• 1,000,000 erase/write cycle EEPROM data
memory
• EEPROM data retention > 40 years
Pin Diagrams:
PDIP, SOIC, Windowed CERDIP
VDD
GP5/OSC1/CLKIN
GP4/OSC2/AN3/
CLKOUT
GP3/MCLR/VPP
1
2
3
4
8
7
6
5
PDIP, Windowed CERDIP
VDD
GP5/OSC1/CLKIN
GP4/OSC2/AN3/
CLKOUT
GP3/MCLR/VPP
1
2
3
4
8
7
6
5
VSS
GP0/AN0
GP1/AN1/VREF
GP2/T0CKI/AN2/
INT
VSS
GP0/AN0
GP1/AN1/VREF
GP2/T0CKI/AN2/
INT
Special Microcontroller Features:
• In-Circuit Serial Programming (ICSP™)
• Internal 4 MHz oscillator with programmable calibration
• Selectable clockout
• Power-on Reset (POR)
• Power-up Timer (PWRT) and Oscillator Start-up
Timer (OST)
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
• Programmable code protection
• Power saving SLEEP mode
• Interrupt-on-pin change (GP0, GP1, GP3)
• Internal pull-ups on I/O pins (GP0, GP1, GP3)
• Internal pull-up on MCLR pin
• Selectable oscillator options:
- INTRC: Precision internal 4 MHz oscillator
- EXTRC: External low-cost RC oscillator
- XT:
- HS:
Standard crystal/resonator
High speed crystal/resonator
- LP: Power saving, low frequency crystal
CMOS Technology:
• Low-power, high-speed CMOS EPROM/EEPROM
technology
• Fully static design
• Wide operating voltage range 2.5V to 5.5V
• Commercial, Industrial and Extended
temperature ranges
• Low power consumption
< 2 mA @ 5V, 4 MHz
15 A typical @ 3V, 32 kHz
< 1 A typical standby current
1997-2013 Microchip Technology Inc.
DS30561C-page 1
http://www.Datasheet4U.com/


  Microchip Technology Semiconductor Electronic Components Datasheet  

PIC12LC671 Datasheet

8-Bit CMOS Microcontroller

No Preview Available !

PIC12C67X
Table of Contents
1.0 General Description ...................................................................................................................................................................... 3
2.0 PIC12C67X Device Varieties ........................................................................................................................................................ 5
3.0 Architectural Overview .................................................................................................................................................................. 7
4.0 Memory Organization.................................................................................................................................................................. 11
5.0 I/O Port........................................................................................................................................................................................ 25
6.0 EEPROM Peripheral Operation .................................................................................................................................................. 33
7.0 Timer0 Module ............................................................................................................................................................................ 39
8.0 Analog-to-Digital Converter (A/D) Module................................................................................................................................... 45
9.0 Special Features of the CPU....................................................................................................................................................... 53
10.0 Instruction Set Summary............................................................................................................................................................. 69
11.0 Development Support ................................................................................................................................................................. 83
12.0 Electrical Specifications .............................................................................................................................................................. 89
13.0 DC and AC Characteristics ....................................................................................................................................................... 109
14.0 Packaging Information .............................................................................................................................................................. 115
Appendix A:Compatibility ................................................................................................................................................................... 119
Appendix B:Code for Accessing EEPROM Data Memory ................................................................................................................. 119
Index .................................................................................................................................................................................................. 121
On-Line Support ................................................................................................................................................................................. 125
Reader Response .............................................................................................................................................................................. 126
PIC12C67X Product Identification System ........................................................................................................................................ 127
To Our Valued Customers
Most Current Data Sheet
To automatically obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at:
http://www.microchip.com
You can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page.
The last character of the literature number is the version number. e.g., DS30000A is version A of document DS30000.
New Customer Notification System
Register on our web site (www.microchip.com/cn) to receive the most current information on our products.
Errata
An errata sheet may exist for current devices, describing minor operational differences (from the data sheet) and rec ommended
workarounds. As device/documentation issues become known to us, we will publish an errata sheet. The errata will specify the revi-
sion of silicon and revision of document to which it applies.
To determine if an errata sheet exists for a particular device, please check with one of the following:
• Microchip’s Worldwide Web site; http://www.microchip.com
• Your local Microchip sales office (see last page)
• The Microchip Corporate Literature Center; U.S. FAX: (480) 786-7277
When contacting a sales office or the literature center, please specify which device, revision of silicon and data sheet (include liter-
ature number) you are using.
Corrections to this Data Sheet
We constantly strive to improve the quality of all our products and documentation. We have spent a great deal of time to ensure
that this document is 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:
• Fill out and mail in the reader response form in the back of this data sheet.
• E-mail us at webmaster@microchip.com.
We appreciate your assistance in making this a better document.
DS30561C-page 2
1997-2013 Microchip Technology Inc.
http://www.Datasheet4U.com/


Part Number PIC12LC671
Description 8-Bit CMOS Microcontroller
Maker Microchip
Total Page 30 Pages
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