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AN7273 Datasheet Am Tuner/ Fm/am If Amplifier

Manufacturer: Panasonic

Overview: ICs for FM/AM Tuner AN7273, AN7273S 0.5±0.1 3.8±0.25 0.3 – 0.0 + 0.1 5 2 AM Tuner, FM/AM IF Amplifier Circuit s Overview The AN7273 and the AN7273S are the ICs designed for Hi-Fi stereo tuner. They are functioned with stop signal pin besides the AN7223S function. AN7273 1 2 3 21.7±0.3 4 5 6 7 8 9 6.3±0.25 18 17 16 15 14 13 12 11 10 Unit : mm 1.2±0.

General Description

s Pin No.

1 2 3 4 5 6 7 8 9 Pin Name FM IF Input AM Supply/Mute Adjustment AM RF Input AM Mixer Output AGC Output (2) AGC Output (1) AM IF Input IF By-pass IF By-pass Pin No.

10 11 12 13 14 15 16 17 18 GND FM Detection Coil AF Output VCC Level Meter Output AFC Output Reference Voltage Local Oscillation Coil Pin Name AM Detection Output ICs for FM/AMTuner s Absolute Maximum Ratings (Ta=25˚C) Parameter Supply Voltage Supply Current Power Dissipation Operating Ambient Temperature Storage Temperature *1 Ta = 25˚C, *2 Ta = 75˚C AN7273 AN7273S AN7273 AN7273S AN7273 AN7273S Symbol VCC ICC PD Topr Tcsg Rating 14.4 30 317 *1 210 *2 –20 ~ + 75 –20 ~ + 75 –55 ~ + 150 –55 ~ + 125 Unit V mA mW ˚C ˚C s Remended Operating Range (Ta = 25˚C) Parameter Operating Supply Voltage Range Symbol VCC (opr) Range 3 ~ 12V s Electrical Characteristics (VCC= 5V, Ta= 25˚C) Parameter Total Circuit Current

Key Features

  • Level meter output (FM.
  • AM common use).
  • Stop signal output (for synthesizer tuner).
  • AM : including RF amplifier and high sensitivity.
  • Low power consumption.
  • Low shock noise level from function switch operation.
  • Fewer external parts 0.51min. (3.45) 3 ~ 15˚ 7.62±0.25 18-Lead DIP Package (DIP018-P-0300E) AN7273S 1.3 1 18 0.4±0.25 1.27 9 0.1 10 1.2±0.3 0.15 5.4±0.3 7.7±0.3 14 VCC 17 VREF 16 13 15 10 11 GND 0.65 0.3 18-Lead SOP Pa.

More Datasheets from Panasonic

Part Number Description
AN7273S AM Tuner/ FM/AM IF Amplifier
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AN7208 TV/FM front-end
AN7208SA TV/FM front-end
AN7213 FM FRONT END CIRCUIT FOR RADIO
AN7216 FM FRONT END CIRCUIT FOR RADIOS
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AN7273 Distributor