74HCT158U 데이터 시트보기 (PDF) - Philips Electronics
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74HCT158U Datasheet PDF : 7 Pages
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Philips Semiconductors
Quad 2-input multiplexer; inverting
PIN DESCRIPTION
PIN NO.
1
2, 5, 11, 14
3, 6, 10, 13
4, 7, 9, 12
8
15
16
SYMBOL
S
1I0 to 4I0
1I1 to 4I1
1Y to 4Y
GND
E
VCC
NAME AND FUNCTION
common data select input
data inputs from source 0
data inputs from source 1
multiplexer outputs
ground (0 V)
enable input (active LOW)
positive supply voltage
Product specification
74HC/HCT158
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
3
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