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ADP3402

Part Number	ADP3402
Manufacturer	Analog Devices
Description	GSM Power Management System
Published	Mar 23, 2005
Detailed Description	a FEATURES Handles all GSM Baseband Power Management Functions Four LDOs Optimized for Speciﬁc GSM Subsystems Charges Ba...
Datasheet	ADP3402 PDF File

Overview

a FEATURES Handles all GSM Baseband Power Management Functions Four LDOs Optimized for Speciﬁc GSM Subsystems Charges Back-Up Capacitor for Real-Time Clock Charge Pump and Logic Level Translators for 3 V and 5 V GSM SIM Modules Thermally Enhanced 6.
1 mm 28-Lead TSSOP Package APPLICATIONS GSM/DCS/PCS Handsets TeleMatic Systems ICO/Iridium Terminals GSM Power Management System ADP3402 FUNCTIONAL BLOCK DIAGRAM VBAT ADP3402 DIGITAL LDO VCC RESET PWRONKEY ROWX POWER-UP SEQUENCING AND PROTECTION LOGIC RTC LDO VRTC PWRONIN ANALOGON RESCAP XTAL OSC LDO VTCXO GENERAL DESCRIPTION The ADP3402 is a multifunction power management system IC optimized for GSM cell phones.
The wide input voltage r...

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