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RF2705G - QUADRATURE MODULATOR AND PA DRIVER

Description

4.0 RoHS Compliant & Pb-Free Product LOW NOISE, MULTI-MODE, QUAD-BAND, QUADRATURE MODULATOR AND PA DRIVER W-CDMA/GSM/EDGE Multimode Handsets and Data Cards -A-B- 1.00 0.80 The RF2705 is a low noise, multi-mode, quad-band direct I/Q to RF modulator and PA driver designed for handset a

Features

  • W-CDMA High/Mid/Low Power Modes.
  • Quad-Band Direct Quadrature Modulator.
  • Variable Gain PA Drivers.
  • GMSK Bypass Amplifiers.
  • LO Frequency Doubler and Divider.
  • Baseband Filtering I SIG N I SIG P 24 VCC2 1 23 22 21 Note: The die flag is the chip's main ground. VCC1 LO HB P 2 RF OUT 17 WB N DIV 2 +45° -45° LO HB N 3 16 Σ RF OUT HB P RF OUT HB N RF OUT LB P RF OUT LB N LO LB P 4 Flo x2 +45° -45° 15 LO LB N 5 Mode Control and Bias.

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Datasheet Details

Part number RF2705G
Manufacturer RF Micro Devices
File Size 375.28 KB
Description QUADRATURE MODULATOR AND PA DRIVER
Datasheet download datasheet RF2705G Datasheet
Additional preview pages of the RF2705G datasheet.

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Full PDF Text Transcription

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www.DataSheet4U.com RF2705G 0 Typical Applications • EDGE/GSM (GSM850/900) Handsets • EDGE/GSM (DCS/PCS) Handsets • W-CDMA Handsets/Data Cards Product Description 4.0 RoHS Compliant & Pb-Free Product LOW NOISE, MULTI-MODE, QUAD-BAND, QUADRATURE MODULATOR AND PA DRIVER • W-CDMA/GSM/EDGE Multimode Handsets and Data Cards -A-B- 1.00 0.80 The RF2705 is a low noise, multi-mode, quad-band direct I/Q to RF modulator and PA driver designed for handset applications where multiple modes of operation are required. Frequency doublers, dividers and LO buffers are included to support a variety of LO generation options. Dynamic power control is supported through a single analog input giving 90dB of power control range for the W-CDMA mode and 40dB of power control in the other two modes.
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