PIC16F630/676
TABLE 1-1:
PIC16F630/676 PINOUT DESCRIPTION
Function
RA0
AN0
CIN+
ICSPDAT
RA1
AN1
CIN-
V
REF
ICSPCLK
RA2
AN2
COUT
T0CKI
INT
RA3
MCLR
V
PP
RA4
T1G
AN3
OSC2
CLKOUT
RA5/T1CKI/OSC1/CLKIN
RA5
Input
Type
TTL
AN
AN
TTL
TTL
AN
AN
AN
ST
ST
AN
—
ST
ST
TTL
ST
HV
TTL
ST
AN3
—
—
TTL
Output
Type
CMOS
—
CMOS
CMOS
—
—
—
—
CMOS
—
CMOS
—
—
—
—
—
CMOS
—
—
XTAL
CMOS
CMOS
—
—
—
CMOS
—
CMOS
—
CMOS
—
CMOS
—
CMOS
CMOS
—
—
Description
Bi-directional I/O w/ programmable pull-up and
Interrupt-on-change
A/D Channel 0 input
Comparator input
Serial Programming Data I/O
Bi-directional I/O w/ programmable pull-up and
Interrupt-on-change
A/D Channel 1 input
Comparator input
External Voltage reference
Serial Programming Clock
Bi-directional I/O w/ programmable pull-up and
Interrupt-on-change
A/D Channel 2 input
Comparator output
Timer0 clock input
External Interrupt
Input port with Interrupt-on-change
Master Clear
Programming voltage
Bi-directional I/O w/ programmable pull-up and
Interrupt-on-change
Timer1 gate
A/D Channel 3 input
Crystal/Resonator
F
OSC
/4 output
Bi-directional I/O w/ programmable pull-up and
Interrupt-on-change
Timer1 clock
Crystal/Resonator
External clock input/RC oscillator connection
Bi-directional I/O
A/D Channel 4 input
Bi-directional I/O
A/D Channel 5 input
Bi-directional I/O
A/D Channel 6 input
Bi-directional I/O
A/D Channel 7 input
Bi-directional I/O
Bi-directional I/O
Ground reference
Positive supply
Name
RA0/AN0/CIN+/ICSPDAT
RA1/AN1/CIN-/V
REF
/
ICSPCLK
RA2/AN2/COUT/T0CKI/INT
RA3/MCLR/V
PP
RA4/T1G/AN3/OSC2/
CLKOUT
RC0/AN4
RC1/AN5
RC2/AN6
RC3/AN7
RC4
RC5
V
SS
V
DD
Legend:
T1CKI
ST
OSC1
XTAL
CLKIN
ST
RC0
TTL
AN4
AN4
RC1
TTL
AN5
AN5
RC2
TTL
AN6
AN6
RC3
TTL
AN7
AN7
RC4
TTL
RC5
TTL
V
SS
Power
V
DD
Power
Shade = PIC16F676 only
TTL = TTL input buffer
ST = Schmitt Trigger input buffer
DS40039E-page 6
©
2007 Microchip Technology Inc.
MICROCHIP [ MICROCHIP TECHNOLOGY ]
