AN7243 front-end equivalent, fm front-end.
* High sensitivity
* High S/N ratio
* Good IM characteristics at strong input
* Timing for AGC input level is variable.
* Built-in pre-IF-Amp. having .
Pin No. 1 Pin Name Oscillation Emitter Typ. Waveform Description Oscillation transistor's emitter pin
108.7MHz
ICs for FM/AM Tuner
Equivalent Circuit
2 1
2
Oscillation Base
108.7MHz
Oscillation transistor's base pin
3
VCC
DC 8V
Main circu.
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