PIC18F2450/4450
Pin Diagrams (Continued)
40-Pin PDIP
MCLR/V
PP
/RE3
RA0/AN0
RA1/AN1
RA2/AN2/V
REF
-
RA3/AN3/V
REF
+
RA4/T0CKI/RCV
RA5/AN4/HLVDIN
RE0/AN5
RE1/AN6
RE2/AN7
V
DD
V
SS
OSC1/CLKI
OSC2/CLKO/RA6
RC0/T1OSO/T1CKI
RC1/T1OSI/UOE
RC2/CCP1
V
USB
RD0
RD1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
RB7/KBI3/PGD
RB6/KBI2/PGC
RB5/KBI1/PGM
RB4/AN11/KBI0
RB3/AN9/VPO
RB2/AN8/INT2/VMO
RB1/AN10/INT1
RB0/AN12/INT0
V
DD
V
SS
RD7
RD6
RD5
RD4
RC7/RX/DT
RC6/TX/CK
RC5/D+/VP
RC4/D-/VM
RD3
RD2
44
43
42
41
40
39
38
37
36
35
34
RC6/TX/CK
RC5/D+/VP
RC4/D-/VM
RD3
RD2
RD1
RD0
V
USB
RC2/CCP1
RC1/T1OSI/UOE
RC0/T1OSO/T1CKI
44-Pin QFN
PIC18F4450
Note:
Pinouts are subject to change.
©
2006 Microchip Technology Inc.
Advance Information
RB3/AN9/VPO
NC
RB4/AN11/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
MCLR/V
PP
/RE3
RA0/AN0
RA1/AN1
RA2/AN2/V
REF
-
RA3/AN3/V
REF
+
12
13
14
15
16
17
18
19
20
21
22
RC7/RX/DT
RD4
RD5
RD6
RD7
V
SS
AV
DD
V
DD
RB0/AN12/INT0
RB1/AN10/INT1
RB2/AN8/INT2/VMO
1
2
3
4
5
6
7
8
9
10
11
PIC18F4450
33
32
31
30
29
28
27
26
25
24
23
OSC2/CLKO/RA6
OSC1/CLKI
V
SS
AV
SS
V
DD
AV
DD
RE2/AN7
RE1/AN6
RE0/AN5
RA5/AN4/HLVDIN
RA4/T0CKI/RCV
DS39760A-page 3
MICROCHIP [ MICROCHIP TECHNOLOGY ]
