PIC16F636-I Datasheet, PDF (7/234 Pages) Microchip Technology – 8/14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology

16-Pin Diagram
QFN
PIC12F635/PIC16F636/639
RA5/T1CKI/OSC1/CLKIN
RA4/AN3/T1G/OSC2/CLKOUT
RA3/MCLR/VPP
RC5
1
12
2 _PIC16F636 ¹¹
3
10
4
9
RA0/C1IN+/ICSPDAT/ULPWU
RA1/C1IN-/VREF/ICSPCLK
RA2/T0CKI/INT/C1OUT
RC0/C2IN+
TABLE 3: 16-PIN SUMMARY
I/O Pin Comparators
Timer
Interrupts
RA0
RA1
RA2
RA3⁽¹⁾
RA4
RA5
RC0
RC1
RC2
RC3
RC4
RC5
—
—
—
—
Note 1:
2:
12
C1IN+
—
IOC
11
C1IN-
—
IOC
10
C1OUT
T0CKI
INT/IOC
3
—
—
IOC
2
—
T1G
IOC
1
—
T1CKI
IOC
9
C2IN+
—
—
8
C2IN-
—
—
7
—
—
—
6
—
—
—
5
C2OUT
—
—
4
—
—
—
16
—
—
—
13
—
—
—
14
—
—
—
15
—
—
—
Input only.
Only when pin is configured for external MCLR.
Pull-ups
Y
Y
Y
Y⁽²⁾
Y
Y
—
—
—
—
—
—
—
—
—
—
Basic
ICSPDAT/ULPWU
VREF/ICSPCLK
—
MCLR/VPP
OSC2/CLKOUT
OSC1/CLKIN
—
—
—
—
—
—
VDD
VSS
NC
NC
© 2007 Microchip Technology Inc.
DS41232D-page 5