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SKY77554-21 Datasheet Tx Quad-Band / Rx Dual-Band BiFET iPAC FEM

Manufacturer: Skyworks Solutions

General Description

SKY77554-21 is a transmit and receive Front-End Module (FEM) with Integrated Power Amplifier Control (iPAC™) for Dual-band cellular handsets comprising GSM850/900 and DCS1800/PCS1900 operation.

Designed in a low profile, compact form factor, the SKY77554-21 offers a complete Transmit VCO-to-Antenna and Antenna-to-Receive SAW filter solution.

The FEM also supports Class 12 General Packet Radio Service (GPRS) multi-slot operation.

Overview

PRODUCT SUMMARY SKY77554-21 Tx Quad-Band / Rx Dual-Band BiFET iPAC™ FEM for GSM / GPRS (824-915 MHz and 1710-1910 MHz) w/ Dual WCDMA TRx Switch Applications • Dual-band cellular handsets encompassing - Class 4.

Key Features

  • High efficiency - 42% (GSM850) - 42% (GSM900) - 42% (DCS1800) - 41% (PCS1900).
  • Low transmit supply current - 1.36 A (GSM850) - 1.36 A (GSM900) - 0.86 A (DCS1800/PCS1900).
  • Internal ICC sense resistor for iPAC.
  • Closed loop iPAC.
  • 50 Ω matched Input/Output.
  • Tx.
  • VCO-to-antenna and antenna-to-Rx-SAW filter RF interface.
  • RF switch affords high linearity, low insertion loss, and 0 V DC on Rx ports.
  • Small, low profile package.