Read Harman Kardon AVR 265 (serv.man5) Service Manual online
TC74VHC153F/FN/FT/FK
2007-10-01
2
Pin Assignment
IEC Logic Symbol
Truth Table
Select Inputs
Data Inputs
Strobe
Output
B A C0 C1 C2 C3
G Y
X X X X X X
H
L
L L L X X X
L
L
L L H X X X
L
H
L H X L X X
L
L
L H X H X X
L
H
H L X X L X
L
L
H L X X H X
L
H
H H X X X L
L
L
H H X X X H
L
H
X: Don’t care
A
V
CC
16
2C3
15
14
13
12
11
10
1
2
3
4
5
6
7
1C2
1C1
1C0
1Y
GND
2C2
8
2Y
9
2C1
2C0
(top view)
B
1C3
G
1
G
2
(2)
(14)
(1)
(5)
(6)
G
1
1C1
1C0
(3)
(4)
(15)
1C3
1C2
(7)
1Y
0
1
1
3
0
G
B
A
G
2
2C1
2C0
2C3
2C2
(11)
(10)
(13)
(12)
(9)
2Y
MUX
EN
0
1
2
3
Harman Kardon
AVR 265/230V Service Manual
Page 126 of 168
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