Datasheet

PIC18F2XK20/4XK20
DS41303G-page 8  2010 Microchip Technology Inc.
TABLE 2: PIC18F2XK20 PIN SUMMARY
Pin DIL
Pin QUAD
I/O
Analog
Comparator
Reference
ECCP
EUSART
MSSP
Timers
Slave
Interrupts
Pull-up
Basic
2 27 RA0 AN0 C12IN0-
3 28 RA1 AN1 C12IN1-
4 1 RA2 AN2 C2IN+ VREF-/
CV
REF
5 2 RA3 AN3 C1IN+ VREF+
6 3 RA4 C1OUT T0CKI
7 4 RA5 AN4 C2OUT HLVDIN
SS
10 7 RA6 OSC2/
CLKOUT
9 6 RA7 OSC1/
CLKIN
21 18 RB0 AN12 FLT0 INT0 Yes
22 19 RB1 AN10 C12IN3- P1C INT1 Yes
23 20 RB2 AN8 P1B INT2 Yes
24 21 RB3 AN9 C12IN2- CCP2
(1)
Yes
25 22 RB4 AN11 P1D KBI0 Yes
26 23 RB5 KBI1 Yes PGM
27 24 RB6 KBI2 Yes PGC
28 25 RB7 KBI3 Yes PGD
11 8 RC0 T1OSO/
T13CKI
12 9 RC1 CCP2
(2)
T1OSI
13 10 RC2 CCP1/
P1A
14 11 RC3 SCK/
SCL
15 12 RC4 SDI/
SDA
16 13 RC5 SDO
17 14 RC6 TX/CK
18 15 RC7 RX/DT
126RE3
(3)
MCLR/
V
PP
8 5 VSS
19 16 VSS
20 17 VDD
Note 1: CCP2 multiplexed with RB3 when CONFIG3H<0> = 0
2: CCP2 multiplexed with RC1 when CONFIG3H<0> = 1
3: Input-only