Harman Kardon AVR130 Service Manual page 99

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AVR130
INPUT EQUIVALENT CIRCUIT
FUNCTIONAL DIAGRAM (IC44,45,51,80,89)
HCF4053B FUNCTION DIAGRAM & PIN DESCRIPTION
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PIN DESCRIPTION (IC44,45,51,80,89)
PIN No SYMBOL
11, 10, 9 A, B, C
6 INH
12, 13, 2, 1,
IN/OUT
5, 3
14 OUT/IN
15 OUT/IN
4 OUT/IN
V
7
EE
V
8
SS
V
16
DD
TRUTH TABLE
INHIBIT C or B or A
0 0
0 1
1 X
X : Don't Care
It`s Free
harman/kardon
NAME AND FUNCTION
Binary Control Inputs
Inhibit Inputs
ax,ay,bx,by,cx,cy Input/
Output
ax or ay
bx or by
cx or cy
Supply Voltage
Negative Supply Voltage
Positive Supply Voltage
ax or bx or cx
ay or by or cy
NONE