PIC12C67X
8-Pin, 8-Bit CMOS Microcontroller with A/D Converter
and EEPROM Data Memory
Devices Included in this Data Sheet:
Pin Diagrams:
PDIP, SOIC, Windowed CERDIP
• PIC12C671
• PIC12C672
• PIC12CE673
• PIC12CE674
VDD
1
VSS
8
7
6
5
GP5/OSC1/CLKIN
GP4/OSC2/AN3/
CLKOUT
GP3/MCLR/VPP
GP0/AN0
2
3
GP1/AN1/VREF
GP2/T0CKI/AN2/
INT
4
Note: Throughout this data sheet PIC12C67X
refers to the PIC12C671, PIC12C672,
PIC12CE673 and PIC12CE674.
PIC12CE67X refers to PIC12CE673 and
PIC12CE674.
PDIP, Windowed CERDIP
VSS
VDD
1
2
3
4
8
7
6
5
High-Performance RISC CPU:
GP0/AN0
GP5/OSC1/CLKIN
GP4/OSC2/AN3/
CLKOUT
GP1/AN1/VREF
GP2/T0CKI/AN2/
INT
• Only 35 single word instructions to learn
GP3/MCLR/VPP
• 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
Special Microcontroller Features:
• In-Circuit Serial Programming (ICSP™)
Memory
• Internal 4 MHz oscillator with programmable calibration
Device
Data
RAM
Data
EEPROM
• Selectable clockout
• Power-on Reset (POR)
Program
• 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
PIC12C671
PIC12C672
1024 x 14
2048 x 14
128 x 8
128 x 8
128 x 8
128 x 8
—
—
PIC12CE673 1024 x 14
PIC12CE674 2048 x 14
16 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
• 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
• Direct, indirect and relative addressing modes for
data and instructions
Peripheral Features:
- XT:
- HS:
- LP:
Standard crystal/resonator
High speed crystal/resonator
Power saving, low frequency crystal
• Four-channel, 8-bit A/D converter
• 8-bit real time clock/counter (TMR0) with 8-bit
programmable prescaler
CMOS Technology:
• 1,000,000 erase/write cycle EEPROM data
memory
• EEPROM data retention > 40 years
• 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 µA typical @ 3V, 32 kHz
< 1 µA typical standby current
1999 Microchip Technology Inc.
DS30561B-page 1