PIC18F87J11_12 Datasheet, PDF (13/466 Pages) Microchip Technology – 64/80-Pin, High-Performance, 1-Mbit Flash Microcontrollers

PIC18F87J11 FAMILY
TABLE 1-3: PIC18F6XJ1X PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number _{Pin Buffer}
64-TQFP ^{Type Type}
Description
PORTA is a bidirectional I/O port.
RA0/AN0
RA0
AN0
24
I/O TTL
Digital I/O.
I Analog Analog Input 0.
RA1/AN1
RA1
AN1
23
I/O TTL
Digital I/O.
I Analog Analog Input 1.
RA2/AN2/VREF-
RA2
AN2
VREF-
22
I/O TTL
Digital I/O.
I Analog Analog Input 2.
I Analog A/D reference voltage (low) input.
RA3/AN3/VREF+
RA3
AN3
VREF+
21
I/O TTL
Digital I/O.
I Analog Analog Input 3.
I Analog A/D reference voltage (high) input.
RA4/T0CKI
RA4
T0CKI
28
I/O
ST
Digital I/O.
I
ST
Timer0 external clock input.
RA5/AN4
RA5
AN4
27
I/O TTL
Digital I/O.
I Analog Analog Input 4.
RA6
—
—
—
See the OSC2/CLKO/RA6 pin.
RA7
Legend:
Note 1:
2:
—
—
—
See the OSC1/CLKI/RA7 pin.
TTL = TTL compatible input
CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels
Analog = Analog input
I = Input
O
= Output
P = Power
I²C = ST with I²C™ or SMB levels
OD
= Open-Drain (no P diode to VDD)
Default assignment for ECCP2/P2A when Configuration bit, CCP2MX, is set.
Alternate assignment for ECCP2/P2A when Configuration bit, CCP2MX, is cleared.
 2007-2012 Microchip Technology Inc.
DS39778E-page 13