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BA4424N - FM / TV front end

Features

  • 1) An RF amplifier, mixer, local oscillator, IF buffer amplifier, and AFC diode are included on-chip. 2) Reception of VHF terrestrial TV channels is possible. 3) Uses a double balance mixer to improve intermodulation characteristics. 4) Includes a clamp diode in the mixer output. 5) Local oscillation buffer on-chip for improved response to strong input. 6) The output impedance of the IF buffer amplifier is matched with the ceramic filter impedance at 330Ω. FAbsolute maximum ratings (Ta = 25_C).

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Datasheet Details

Part number BA4424N
Manufacturer ROHM
File Size 109.02 KB
Description FM / TV front end
Datasheet download datasheet BA4424N Datasheet
Additional preview pages of the BA4424N datasheet.

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Full PDF Text Transcription

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Audio ICs FM / TV front end BA4424N The BA4424N is a monolithic IC designed for FM front end use. It consists of an RF amplifier circuit, mixer circuit, local oscillation circuit, IF buffer amplifier, and a variable capacitor-diode for AFC. FFeatures 1) An RF amplifier, mixer, local oscillator, IF buffer amplifier, and AFC diode are included on-chip. 2) Reception of VHF terrestrial TV channels is possible. 3) Uses a double balance mixer to improve intermodulation characteristics. 4) Includes a clamp diode in the mixer output. 5) Local oscillation buffer on-chip for improved response to strong input. 6) The output impedance of the IF buffer amplifier is matched with the ceramic filter impedance at 330Ω.
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