74HCT157 Datasheet, PDF (6/9 Pages) ON Semiconductor – Quad 2−Input Data Selectors / Multiplexers High−Performance Silicon−Gate CMOS

74HCT157
EXPANDED LOGIC DIAGRAM
2
A0
3
B0
A1 ⁵
NIBBLE
OUTPUTS
B1 ⁶
11
A2
10
B2
A3 ¹⁴
B3 ¹³
15
OUTPUT ENABLE
1
SELECT
4 _Y0
7
Y1
9 _Y2
DATA
OUTPUTS
12 _Y3
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6