
2009 Microchip Technology Inc.
DS39887C-page 5
PIC18F2458/2553/4458/4553
Pin Diagrams (Continued)
44-Pin TQFP
44-Pin QFN
PIC18F4458
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
RE
F+
RA2
/A
N
2/
V
RE
F-/C
V
RE
F
RA1
/AN1
RA0
/AN0
MC
LR
/V
PP
/RE
3
NC/
ICCK
(2
) /ICP
G
C
(2
)
RB7
/KBI
3
/PG
D
RB6
/KBI
2
/PG
C
RB
5
/KBI
1/
PG
M
RB4
/AN1
1/
K
B
I0
/C
SSP
P
NC/ICDT
(2
) /ICP
G
D
(2
)
RC6
/T
X
/CK
RC5
/D+/VP
RC4
/D-
/V
M
RD3
/SPP
3
RD2
/SPP
2
RD1
/SPP
1
RD0
/SPP
0
V
US
B
RC2
/CCP1
/P1
A
RC
1/
T
1OS
I/C
C
P
2
(1
) /U
OE
NC/
ICPOR
T
S
(2
)
NC/ICRST(2)/ICVPP(2)
RC0/T1OSO/T13CKI
OSC2/CLKO/RA6
OSC1/CLKI
VSS
VDD
RE2/AN7/OESPP
RE1/AN6/CK2SPP
RE0/AN5/CK1SPP
RA5/AN4/SS/HLVDIN/C2OUT
RA4/T0CKI/C1OUT/RCV
RC7/RX/DT/SDO
RD4/SPP4
RD5/SPP5/P1B
RD6/SPP6/P1C
VSS
VDD
RB0/AN12/INT0/FLT0/SDI/SDA
RB1/AN10/INT1/SCK/SCL
RB2/AN8/INT2/VMO
RB3/AN9/CCP2(1)/VPO
RD7/SPP7/P1D
5
4
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
RA
3
/AN3
/V
RE
F+
R
A
2/A
N
2/V
RE
F-/C
V
RE
F
RA1
/AN1
RA0
/AN0
MC
L
R
/V
PP
/RE
3
RB
7
/K
B
I3
/P
GD
RB
6
/K
B
I2
/P
GC
RB5
/KBI
1/
PG
M
RB4
/AN1
1/
KBI
0/
CSSPP
NC
RC6
/T
X/CK
RC5
/D
+/VP
RC4
/D
-/
VM
RD3
/SPP3
RD2
/SPP2
RD1
/SPP1
RD0
/SPP0
V
US
B
RC2
/C
CP
1
/P1
A
RC1
/T
1O
S
I/C
CP2
(1
) /U
OE
RC0
/T
1
O
SO/T
13
CK
I
OSC2/CLKO/RA6
OSC1/CLKI
VSS
VDD
RE2/AN7/OESPP
RE1/AN6/CK2SPP
RE0/AN5/CK1SPP
RA5/AN4/SS/HLVDIN/C2OUT
RA4/T0CKI/C1OUT/RCV
RC7/RX/DT/SDO
RD4/SPP4
RD5/SPP5/P1B
RD6/SPP6/P1C
VSS
VDD
RB0/AN12/INT0/FLT0/SDI/SDA
RB1/AN10/INT1/SCK/SCL
RB2/AN8/INT2/VMO
R
B
3/
AN9
/CC
P2
(1
) /
VPO
RD7/SPP7/P1D
5
4
VSS
VDD
Note
1:
RB3 is the alternate pin for CCP2 multiplexing.
2:
Special ICPORT features are available only in 44-pin TQFP packages. See Section 25.9 “Special ICPORT Features” in
the “PIC18F2455/2550/4455/4550 Data Sheet”’.
PIC18F4553