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DESCRIPTION OF PINS
Pin
Function
No.
wave Information
48
SIF IN/ATT
AFT
49
DEFEAT
50
AFT OUT
51
VIDEO OUT
(cont.)
Voltage and
4.5V
8.2 to 0.5V
Peripheral circuitry
20p
15k
10k
10k
29.3p
2.4k
4.5V
23.3k
10k
1k
7.5k
12.5k
32.5k
2.7k
250
85
Circuit description
Volume control pin.
A voltage above 2.5V,
defeats the AFT.
Current output type. As
load resistor R is
increased, detector sen-
sitivity becomes higher
but output becomes
larger.
The sync tip level is
between 1.4V and
1.75V p-p
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