Or Gate - JVC RX-5030VBK Service Manual

4.14 TC74HC4072AF-X (IC612) : OR gate
• Block diagram
1Y 1
1A 2
1B 3
1C 4
1D 5
NC 6
GND 7
• Truth table
14 Vcc
13 2Y
12 2D
11 2C
10 2B
9 2A
X : Don't care
8 NC
A B C D
H X X X
X H X X
X X H X
X X X H
L L L L
RX-5030VBK
Y
H
H
H
H
L
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