Datasheet

PIC18F2450/4450
© 2008 Microchip Technology Inc. DS39760D-page 3
Pin Diagrams (Continued)
44-Pin QFN
10
11
2
3
6
1
18 19 20 21 22
12 13 14
15
38
8
7
44 43
42
41 40 39
16 17
29
30
31
32
33
23
24
25
26
27
28
36 34 35
9
37
RA3/AN3/V
REF+
RA2/AN2/V
REF-
RA1/AN1 RA0/AN0
MCLR
/VPP/RE3
RB7/KBI3/PGD RB6/KBI2/PGC
RB5/KBI1/PGM
NC
RC6/TX/CK RC5/D+/VP RC4/D-/VM RD3 RD2 RD1 RD0 V
USB
RC2/CCP1 RC1/T1OSI/UOE RC0/T1OSO/T1CKI
OSC2/CLKO/RA6
OSC1/CLKI
V
SS
AVDD
RA5/AN4/HLVDIN
RA4/T0CKI/RCV
RC7/RX/DT
RD4
RD5
RD6
V
SS
VDD
RB0/AN12/INT0
RB1/AN10/INT1
RB2/AN8/INT2/VMO
RB3/AN9/VPO
RD7
5
4
AVSS
VDD
AVDD
PIC18F4450
RB4/AN11/KBI0
RE0/AN5
RE1/AN6
RE2/AN7
40-Pin PDIP
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
VSS
RD7
RD6
RD5
RD4
RC7/RX/DT
RC6/TX/CK
RC5/D+/VP
RC4/D-/VM
RD3
RD2
MCLR/VPP/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
VSS
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
PIC18F4450