PIC18F8723 Datasheet, PDF (22/60 Pages) Microchip Technology – 64/80-Pin, 1-Mbit,Enhanced Flash Microcontrollers with 12-Bit A/D and nanoWatt Technology

PIC18F8723 FAMILY
TABLE 1-3: PIC18F8628/8723 (80-PIN) PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number _{Pin Buffer}
TQFP
Type Type
Description
PORTA is a bidirectional I/O port.
RA0/AN0
RA0
AN0
30
I/O TTL
Digital I/O.
I Analog Analog input 0.
RA1/AN1
RA1
AN1
29
I/O TTL
Digital I/O.
I Analog Analog input 1.
RA2/AN2/VREF-
RA2
AN2
VREF-
28
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+
27
I/O TTL
Digital I/O.
I Analog Analog input 3.
I Analog A/D reference voltage (high) input.
RA4/T0CKI
RA4
T0CKI
34
I/O
ST
Digital I/O.
I
ST
Timer0 external clock input.
RA5/AN4/HLVDIN
RA5
AN4
HLVDIN
33
I/O TTL
Digital I/O.
I Analog Analog input 4.
I Analog High/Low-Voltage Detect input.
RA6
See the OSC2/CLKO/RA6 pin.
RA7
See the OSC1/CLKI/RA7 pin.
Legend:
Note 1:
2:
3:
4:
5:
TTL = TTL compatible input
CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels
Analog = Analog input
I = Input
P = Power
O
= Output
I²C™/SMB = I²C/SMBus input buffer
Alternate assignment for ECCP2 when Configuration bit, CCP2MX, is cleared (all operating modes except
Microcontroller mode).
Default assignment for ECCP2 in all operating modes (CCP2MX is set).
Alternate assignment for ECCP2 when CCP2MX is cleared (Microcontroller mode only).
Default assignment for P1B/P1C/P3B/P3C (ECCPMX is set).
Alternate assignment for P1B/P1C/P3B/P3C (ECCPMX is clear).
DS39894A-page 20
Preliminary
© 2007 Microchip Technology Inc.