Datasheet

PIC18F66K80 FAMILY
DS39977F-page 6  2010-2012 Microchip Technology Inc.
Pin Diagrams (Continued)
44-Pin QFN
(1)
Note 1: For the QFN package, it is recommended that the bottom pad be connected to V
SS.
RA1/AN1/C1INC
RB3/CANRX/CTED2/INT3
RA2/VREF-/AN2/C2INC
VDDCORE/VCAP
RA5/AN4/HLVDIN/T1CKI/SS
RA0/CVREF/AN0/ULPWU
MCLR
/RE3
RB7/PGD/T3G/KBI3
RC0/SOSCO/SCLKI
RC1/SOSCI RC2/T1G/CCP2 RC3/REFO/SCL/SCK
RA3/V
REF+/AN3
VSS
RB1/AN8/CTDIN/INT1
RB0/AN10/FLT0/INT0
V
SS
RC4/SDA/SDI RC5/SDO RC6/CANTX/TX1/CK1/CCP3
RB6/PGC/KBI2
RB5/T0CKI/T3CKI/CCP5/KBI1
RB4/AN9/CTPLS/KBI0
RC7/CANRX/RX1/DT1/CCP4
RD4/ECCP1/P1A/PSP4
RD5/P1B/PSP5
RD6/TX2/CK2/P1C/PSP6
RD7/RX2/DT2/P1D/PSP7
V
DD
RB2/CANTX/CTED1/INT2
N/C
VDD
OSC1/CLKIN/RA7
OSC2/CLKOUT/RA6
RE0/AN5/RD
RE1/AN6/C1OUT/WR
RE2/AN7/C2OUT/CS
RD0/C1INA/PSP0 RD1/C1INB/PSP1 RD3/C2INB/CTMUI/PSP3 RD2/C2INA/PSP2
N/C
N/C
N/C
1
2
3
4
7
5
6
33
32
19 18 15 17
28
27
26
25
24
23
22
8
9
10
11
12 13 14 16 20 21
29
30
31
37 38 41 39 34 44 43 42 40 36 35
PIC18F4XK80
PIC18LF4XK80