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ADF4208 - Dual RF PLL Frequency Synthesizers

Datasheet Summary

Description

The ADF420x family of dual frequency synthesizers are used to implement local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters.

Features

  • ADF4206: 550 MHz/550 MHz ADF4208: 2.0 GHz/1.1 GHz 2.7 V to 5.5 V power supply Selectable charge pump supply (VP) allows extended tuning voltage in 3 V systems Selectable charge pump currents On-chip oscillator circuit Selectable dual modulus prescaler RF2: 32/33 or 64/65 RF1: 32/33 or 64/65 3-wire serial interface Power-down mode.

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Datasheet Details

Part number ADF4208
Manufacturer Analog Devices
File Size 320.43 KB
Description Dual RF PLL Frequency Synthesizers
Datasheet download datasheet ADF4208 Datasheet
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Full PDF Text Transcription

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Dual RF PLL Frequency Synthesizers ADF4206/ADF4208 FEATURES ADF4206: 550 MHz/550 MHz ADF4208: 2.0 GHz/1.1 GHz 2.7 V to 5.5 V power supply Selectable charge pump supply (VP) allows extended tuning voltage in 3 V systems Selectable charge pump currents On-chip oscillator circuit Selectable dual modulus prescaler RF2: 32/33 or 64/65 RF1: 32/33 or 64/65 3-wire serial interface Power-down mode APPLICATIONS Wireless handsets (GSM, PCS, DCS, CDMA, WCDMA) Base stations for wireless radio (GSM, PCS, DCS, CDMA, WCDMA) Wireless LANS Communications test equipment CATV equipment GENERAL DESCRIPTION The ADF420x family of dual frequency synthesizers are used to implement local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters.
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