PIC16F684T-I Datasheet, PDF (8/192 Pages) Microchip Technology – 14-Pin, Flash-Based 8-Bit CMOS Microcontrollers

PIC16F684
TABLE 1-1: PIC16F684 PINOUT DESCRIPTION
Name
Function
Input
Type
Output
Type
Description
RA0/AN0/C1IN+/ICSPDAT/ULPWU
RA0
TTL CMOS PORTA I/O with prog. pull-up and interrupt-on-change
AN0
AN
— A/D Channel 0 input
C1IN+
AN
— Comparator 1 non-inverting input
ICSPDAT TTL CMOS Serial Programming Data I/O
ULPWU AN
— Ultra Low-Power Wake-Up input
RA1/AN1/C1IN-/VREF/ICSPCLK
RA1
TTL CMOS PORTA I/O with prog. pull-up and interrupt-on-change
AN1
AN
— A/D Channel 1 input
C1IN-
AN
— Comparator 1 inverting input
VREF
AN
— External Voltage Reference for A/D
ICSPCLK ST
— Serial Programming Clock
RA2/AN2/T0CKI/INT/C1OUT
RA2
ST CMOS PORTA I/O with prog. pull-up and interrupt-on-change
AN2
AN
— A/D Channel 2 input
T0CKI
ST
— Timer0 clock input
INT
ST
— External Interrupt
C1OUT
— CMOS Comparator 1 output
RA3/MCLR/VPP
RA3
TTL
— PORTA input with interrupt-on-change
MCLR
ST
— Master Clear w/internal pull-up
VPP
HV
— Programming voltage
RA4/AN3/T1G/OSC2/CLKOUT
RA4
TTL CMOS PORTA I/O with prog. pull-up and interrupt-on-change
AN3
AN
— A/D Channel 3 input
T1G
ST
— Timer1 gate (count enable)
OSC2
—
XTAL Crystal/Resonator
CLKOUT
—
CMOS FOSC/4 output
RA5/T1CKI/OSC1/CLKIN
RA5
TTL CMOS PORTA I/O with prog. pull-up and interrupt-on-change
T1CKI
ST
— Timer1 clock
OSC1 XTAL
— Crystal/Resonator
CLKIN
ST
— External clock input/RC oscillator connection
RC0/AN4/C2IN+
RC0
TTL CMOS PORTC I/O
AN4
AN
— A/D Channel 4 input
C2IN+
AN
— Comparator 2 non-inverting input
RC1/AN5/C2IN-
RC1
TTL CMOS PORTC I/O
AN5
AN
— A/D Channel 5 input
C2IN-
AN
— Comparator 2 inverting input
RC2/AN6/P1D
RC2
TTL CMOS PORTC I/O
AN6
AN
— A/D Channel 6 input
P1D
— CMOS PWM output
RC3/AN7/P1C
RC3
TTL CMOS PORTC I/O
AN7
AN
— A/D Channel 7 input
P1C
— CMOS PWM output
RC4/C2OUT/P1B
RC4
TTL CMOS PORTC I/O
C2OUT
— CMOS Comparator 2 output
P1B
— CMOS PWM output
RC5/CCP1/P1A
RC5
TTL CMOS PORTC I/O
CCP1
ST CMOS Capture input/Compare output
P1A
— CMOS PWM output
VDD
VDD
Power — Positive supply
VSS
VSS
Power — Ground reference
Legend: AN = Analog input or output
CMOS= CMOS compatible input or output HV = High Voltage
ST = Schmitt Trigger input with CMOS levels TTL = TTL compatible input
XTAL = Crystal
DS41202F-page 6
© 2007 Microchip Technology Inc.