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AN7243S Panasonic Semiconductor FM Front-end Datasheet


Panasonic Semiconductor
AN7243S
Part Number AN7243S
Manufacturer Panasonic Semiconductor
Description 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 circuit VCC VCC 4 OSC Output 108.7MHz Output oscill...
Features
• 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 negative (positive) 0.1±0.1 1 2 3 4 5 6 7 14 13 12 11 10 9 8 10.1±0.3 1.27 AN7243S s Absolute Maximum Ratings (Ta=25˚C) Parameter Supply Voltage Supply Current Power Dissipation Operating Ambient Temperature Storage Temperature Symbol VCC ICC PD Topr Tstg Rating 9.6 50 380
  –40 ~ + 80
  –55 ~ + 125 ICs for FM/AM Tuner Unit V mA mW ˚C ˚C s Recommended Operating Range (Ta=25˚C) Parameter Operating Supply Voltage Range Symbol VCC Range 6.5V ~ ...

Document Datasheet AN7243S datasheet pdf (81.40KB)




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AN7243S Similar Datasheet

Part Number Description
AN7243
manufacturer
Panasonic Semiconductor
FM Front-end
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 circuit VCC VCC 4 OSC Output 108.7MHz Output oscillation signal to microcomputer through buffer. 4 6.6V ≅70µA 5 AGC Output ≅ 0V Output AGC signal according to Mix. output dimensions. 5 6 AGC-Amp. Gain Adjustment DC 0.8V Adjust AGC-Amp. gain by external resistance. (Refer to P.275 AGC circuit.) 6 7 IF Amp. Output 10.7MHz IF signal (10.7MHz) output pin Zout ≅ 330Ω + – 7 8 IF Amp. By-pass DC 3.2V IF amp. by-pass control 330Ω 9 8 ...




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