M74HC283TTR 데이터 시트보기 (PDF) - STMicroelectronics
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M74HC283TTR Datasheet PDF : 9 Pages
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M74HC283
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
4, 1, 13, 10
5, 3, 14, 12
6, 2, 15, 11
7
9
8
16
SYMBOL
Σ1 to Σ4
A1 to A4
B1 to B4
C0
C4
GND
Vcc
NAME AND FUNCTION
Sum Outputs
A Operand Inputs
B Operand Inputs
Carry Input
Carry Output
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
Bn
L
L
L
L
H
H
H
H
BLOCK DIAGRAM
INPUTS
An
L
L
H
H
L
L
H
H
Cn - 1
L
H
L
H
L
H
L
H
OUTPUTS
Σn
Cn
L
L
H
L
H
L
L
H
H
L
L
H
L
H
H
H
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