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MGA-71543 - Low Noise Amplifier

Description

Avago’s MGA-71543 is an economical, easy-to-use GaAs MMIC Low Noise Amplifier (LNA), which is designed for adaptive CDMA and W-CDMA receiver systems.

The MGA-71543 is part of the Avago Technologies complete CDMAdvantage RF chipset.

Features

  • a minimum noise figure of 0.8 dB and 16 dB available gain from a single stage, feedback FET amplifier. The input and output are partially matched, and only a simple series/shunt inductor match is required to achieve low noise figure and VSWR into 50Ω. When set into the bypass mode, both input and output are internally matched through a mitigative circuit. This circuit draws no current, yet duplicates the in and out impedance of the LNA. This allows the system user to have minimum mismatch change.

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Datasheet Details

Part number MGA-71543
Manufacturer AVAGO
File Size 239.86 KB
Description Low Noise Amplifier
Datasheet download datasheet MGA-71543 Datasheet

Full PDF Text Transcription (Reference)

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MGA-71543 Low Noise Amplifier with Mitigated Bypass Switch Data Sheet Description Avago’s MGA-71543 is an economical, easy-to-use GaAs MMIC Low Noise Amplifier (LNA), which is designed for adaptive CDMA and W-CDMA receiver systems. The MGA-71543 is part of the Avago Technologies complete CDMAdvantage RF chipset. The MGA-71543 features a minimum noise figure of 0.8 dB and 16 dB available gain from a single stage, feedback FET amplifier. The input and output are partially matched, and only a simple series/shunt inductor match is required to achieve low noise figure and VSWR into 50Ω. When set into the bypass mode, both input and output are internally matched through a mitigative circuit. This circuit draws no current, yet duplicates the in and out impedance of the LNA.
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