PIN
No.
NAME
20 AFT output
21 VCC
22 SIF input
23 GND
FUNCTION
Push-pull type current output.
Reverse type AFT.
Operating voltage range is 9.0 V ±
10%.
In use inter-carrier application,
connect this terminal to GND. In this
condition, the SIF amplifier sets gain
minimum.
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TA1274F
INTERFACE CIRCUIT
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6
2002-12-20