PIC18FXX20
Pin Diagrams (Cont.’d)
80-pin TQFP
80 79 78 77 76 75 74 73 72 71 70
68 67 66 65
64 63 62 61
69
RH2/A18
RH3/A19
1
2
RJ2/WRL
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
RJ3/WRH
***RE1/WR/AD9
***RE0/RD/AD8
RG0/CCP3
RG1/TX2/CK2
RG2/RX2/DT2
RG3/CCP4
MCLR/VPP
RG4/CCP5
VSS
VDD
RF7/SS
RF6/AN11
RF5/AN10/CVREF
RF4/AN9
RB0/INT0
3
RB1/INT1
4
RB2/INT2
RB3/INT3/CCP2*
RB4/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
VSS
OSC2/CLKO/RA6
OSC1/CLKI
VDD
RB7/KBI3/PGD
RC5/SDO
RC4/SDI/SDA
RC3/SCK/SCL
RC2/CCP1
RJ7/UB
5
6
7
8
9
PIC18F8520
PIC18F8620
PIC18F8720
10
11
12
13
14
15
16
17
18
19
20
RF3/AN8
RF2/AN7/C1OUT
RH7/AN15
RH6/AN14
RJ6/LB
38
40
39
21 22 23 24 25 26 27 28 29 30 31 32 33 34
35 36 37
* CCP2 is multiplexed with RC1 when CCP2MX is set.
** CCP2 is multiplexed by default with RE7 when the device is configured in Microcontroller mode.
*** PSP is available only in Microcontroller mode.
2003 Microchip Technology Inc.
Advance Information
DS39609A-page 3
MICROCHIP [ MICROCHIP ]
