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Hitachi Semiconductor |
HD74HC152
1-of-8-line Data Selector/Multiplexer
Description
This data selector/multiplexer contains full-on-chip binary decoding to select the desired data source. The
HD74HC152 selects one-of-eight data sources.
Features
• High Speed Operation: tpd (Any D to W) = 17 ns typ (CL = 50 pF)
• High Output Current: Fanout of 10 LSTTL Loads
• Wide Operating Voltage: VCC = 2 to 6 V
• Low Input Current: 1 µA max
• Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)
Function Table
Select inputs
Output
Select inputs
Output
CB A W C B A W
LL
L
D0 H
L
L
D4
L L H D1 H L H D5
L H L D2 H H L D6
L H H D3 H H H D7
Note: D0 to D7: the level of the D respective input
HD74HC152
Pin Arrangement
41
Data
Inputs
32
23
14
05
Output W 6
GND 7
Logic Diagram
D4
D3 D5
D2 D6
D1 D7
D0 A
WB
C
(Top view)
14 VCC
13 5
12 6
Data
Inputs
11 7
10 A
9
B
Data
Select
8C
D0
D1
D2
D3
W
D4
D5
D6
D7
A
B
C
2
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