74ACT280 데이터 시트보기 (PDF) - STMicroelectronics
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74ACT280 Datasheet PDF : 9 Pages
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74ACT280
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
5, 6
8, 9, 10, 11,
12, 13, 1, 2,
4
3
7
14
SYMBOL
ΣEVEN
ΣODD
A to I
NAME AND FUNCTION
Parity Outputs
Data Inputs
NC
GND
VCC
No Connection
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
NUMBER OF INPUTS A - I THAT ARE HIGH
Obsolete Product(s) - Obsolete Product(s) LOGIC DIAGRAM
0, 2, 4, 6, 8
1, 3, 5, 7, 9
OUTPUT
ΣEVEN
H
L
ΣODD
L
H
2/9
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