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LA1177 - Electronic Tuning-Use FM Front End

Description

Remarks 1 2.7V Mixer input 2 8.0V Mixer output 3 8.0V AGC input No input 4 2.0V IF input 5 0V GND 6 4.9V Oscillator base terminal 7 1.4V Oscillation buffer output 8 4.4V IF output 9 8.0V VCC Note : Extreme caution should be exercised when applying voltage across pin 9 (

Features

  • Wide-band AGC circuit (Improvement in intermodulation, cross modulation characteristics).
  • On-chip local oscillation buffer (For electronic tuning). Functions.
  • Oscillator, oscillation buffer.
  • Mixer.
  • Wide-band AGC circuit.
  • IF amplifier. Specifications Maximum Ratings at Ta=25°C Parameter Symbol Maximum supply voltage VCC max Allowable power dissipation Pd max Operating temperature Topr Storage temperature Tstg Conditions Pins.

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Full PDF Text Transcription

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Ordering number : EN2257B Monolithic Linear IC LA1177 Electronic Tuning-Use FM Front End for Car Radio, Home Stereos Overview • The LA1177 is an FM front end IC for use in car radio, home stereo applications. It requires fewer external parts. The on-chip oscillator and oscillation buffer facilitate designing of electronic tuning sets. Package Dimensions unit: mm 3017C-SIP9 [LA1177] Features • Wide-band AGC circuit (Improvement in intermodulation, cross modulation characteristics). • On-chip local oscillation buffer (For electronic tuning). Functions • Oscillator, oscillation buffer. • Mixer. • Wide-band AGC circuit. • IF amplifier.
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