PIC18F8493 Microchip Technology, PIC18F8493 Datasheet - Page 21
PIC18F8493
Manufacturer Part Number
PIC18F8493
Description
Flash Microcontrollers
Manufacturer
Microchip Technology
Datasheet
1.PIC18F8493.pdf
(58 pages)
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TABLE 1-3:
© 2009 Microchip Technology Inc.
MCLR/V
OSC1/CLKI/RA7
OSC2/CLKO/RA6
Legend: TTL = TTL compatible input
Note 1:
MCLR
V
RG5
OSC1
CLKI
RA7
OSC2
CLKO
RA6
PP
2:
Pin Name
PP
/RG5
ST
I
P
Default assignment for CCP2 when Configuration bit, CCP2MX, is set.
Alternate assignment for CCP2 when Configuration bit, CCP2MX, is cleared.
= Schmitt Trigger input with CMOS levels
= Input
= Power
PIC18F8X93 PINOUT I/O DESCRIPTIONS
Pin Number
TQFP
49
50
9
Type
Pin
I/O
I/O
O
O
P
I
I
I
I
PIC18F6393/6493/8393/8493
CMOS
Buffer
Type
TTL
TTL
ST
ST
ST
—
—
Master Clear (input) or programming voltage (input).
Oscillator crystal or external clock input.
Oscillator crystal or clock output.
Master Clear (Reset) input. This pin is an active-low
Reset to the device.
Programming voltage input.
Digital input.
Oscillator crystal input or external clock source input.
ST buffer when configured in RC mode; CMOS otherwise.
External clock source input. Always associated with
pin function OSC1. (See related OSC1/CLKI,
OSC2/CLKO pins.)
General purpose I/O pin.
Oscillator crystal output. Connects to crystal or
resonator in Crystal Oscillator mode.
In RC mode, OSC2 pin outputs CLKO, which has
1/4 the frequency of OSC1 and denotes the
instruction cycle rate.
General purpose I/O pin.
CMOS = CMOS compatible input or output
Analog = Analog input
O
OD
= Output
= Open-Drain (no P diode to V
Description
DS39896B-page 21
www.DataSheet4U.com
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