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RF2157

Part Number	RF2157
Manufacturer	RF Micro Devices
Description	PCS CDMA/TDMA 3V POWER AMPLIFIER
Published	Apr 16, 2005
Detailed Description	RF2157 2 PCS CDMA/TDMA 3V POWER AMPLIFIER Typical Applications • 3V 1850-1910MHz CDMA PCS Handsets • 3V 1750-1780MHz CD...
Datasheet	RF2157 PDF File

Overview

RF2157 2 PCS CDMA/TDMA 3V POWER AMPLIFIER Typical Applications • 3V 1850-1910MHz CDMA PCS Handsets • 3V 1750-1780MHz CDMA PCS Handsets • 3V TDMA PCS Handsets • Spread-Spectrum Systems • Commercial and Consumer Systems • Portable Battery-Powered Equipment 2 POWER AMPLIFIERS Product Description The RF2157 is a high-power, high-efficiency linear amplifier IC targeting 3V handheld systems.
The device is manufactured on an advanced Gallium Arsenide Heterojunction Bipolar Transistor (HBT) process, and has been designed for use as the final RF amplifier in dual-mode 3V CDMA and TDMA handheld digital equipment, spread-spectrum systems, and other applications in the 1710MHz to 1910MHz band.
The device is packaged in a compact 4mmx4mm LCC, as well as a 4mmx4mm MLF (micro leaded package).
The frequency response can be optimized for linear performance over 1710MHz to 1910MHz.
The device features a digital mode switch which can be used to minimize operating current under low output...

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