PIC18F2450 MICROCHIP [Microchip Technology], PIC18F2450 Datasheet - Page 14
PIC18F2450
Manufacturer Part Number
PIC18F2450
Description
28/40/44-Pin, High-Performance, 12 MIPS, Enhanced Flash, USB Microcontrollers with nanoWatt Technology
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F2450.pdf
(320 pages)
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PIC18F2450/4450
TABLE 1-2:
DS39760A-page 12
MCLR/Vpp/RE3
OSC1/CLKI
OSC2/CLKO/RA6
Legend: TTL = TTL compatible input
MCLR
V
RE3
OSC1
CLKI
OSC2
CLKO
RA6
PP
Pin Name
ST
O
= Schmitt Trigger input with CMOS levels
= Output
PIC18F2450 PINOUT I/O DESCRIPTIONS
Pin Number
PDIP,
SOIC
10
1
9
QFN
26
6
7
Type
Pin
I/O
O
O
P
Advance Information
I
I
I
I
Analog
Analog
Buffer
Type
TTL
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.
External clock source input. Always associated with pin
function OSC1. (See OSC2/CLKO pin.)
Oscillator crystal output. Connects to crystal or resonator
in Crystal Oscillator mode.
In select modes, 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
I
P
= Input
= Power
Description
© 2006 Microchip Technology Inc.
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