PIC18F23K20 MICROCHIP [Microchip Technology], PIC18F23K20 Datasheet - Page 20
PIC18F23K20
Manufacturer Part Number
PIC18F23K20
Description
28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F23K20.pdf
(456 pages)
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PIC18F2XK20/4XK20
TABLE 1-3:
DS41303G-page 20
MCLR/V
OSC1/CLKIN/RA7
OSC2/CLKOUT/RA6
Legend: TTL = TTL compatible input
Note 1: Default assignment for CCP2 when Configuration bit CCP2MX is set.
MCLR
V
RE3
OSC1
CLKIN
RA7
OSC2
CLKOUT
RA6
PP
2: Alternate assignment for CCP2 when Configuration bit CCP2MX is cleared.
Pin Name
PP
ST = Schmitt Trigger input with CMOS levels
O
/RE3
= Output
PIC18F4XK20 PINOUT I/O DESCRIPTIONS
PDIP
13
14
1
Pin Number
QFN TQFP
18
32
33
18
30
31
Type
Pin
I/O
I/O
O
O
P
I
I
I
I
Buffer
CMOS
Type
TTL
TTL
ST
ST
ST
—
—
CMOS = CMOS compatible input or output
I
P
Master Clear (input) or programming voltage (input)
Oscillator crystal or external clock input
Oscillator crystal or clock output
Active-low Master Clear (device Reset) input
Programming voltage input
Digital input
Oscillator crystal input or external clock source input
ST buffer when configured in RC mode;
analog otherwise
External clock source input. Always associated with
pin function OSC1 (See related OSC1/CLKIN,
OSC2/CLKOUT pins)
General purpose I/O pin
Oscillator crystal output. Connects to crystal
or resonator in Crystal Oscillator mode
In RC mode, OSC2 pin outputs CLKOUT which
has 1/4 the frequency of OSC1 and denotes
the instruction cycle rate
General purpose I/O pin
= Input
= Power
Description
2010 Microchip Technology Inc.
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