Read Harman Kardon AVR 135 (serv.man3) Service Manual online
HCF4053B
FUNCTION DIAGRAM & PIN DESCRIPTION
2/10
INPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
(IC44,45,51,80,89)
TRUTH TABLE
X : Don’t Care
FUNCTIONAL DIAGRAM
(IC44,45,51,80,89)
PIN No
SYMBOL
NAME AND FUNCTION
11, 10, 9
A, B, C
Binary Control Inputs
6
INH
Inhibit Inputs
12, 13, 2, 1,
5, 3
IN/OUT
ax,ay,bx,by,cx,cy Input/
Output
Output
14
OUT/IN
ax or ay
15
OUT/IN
bx or by
4
OUT/IN
cx or cy
7
V
EE
Supply Voltage
8
V
SS
Negative Supply Voltage
16
V
DD
Positive Supply Voltage
INHIBIT
C or B or A
0
0
ax or bx or cx
0
1
ay or by or cy
1
X
NONE
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