ADP3522 Datasheet (Analog Devices) - GSM Power Management System

ADP3522, GSM Power Management System

PWRONIN ANALOG LDO TCXOEN SIMEN RESCAP MEMORY LDO RTC LDO REF BUFFER VMEM TCXO LDO VAN The ADP3522 is a multifunction power system chip optimized for GSM/GPRS handsets, especially those based on the Analog Devices AD20msp430 system solution with 1.8 V digital baseband processors, such as the AD652

ADP3522 Features

* Handles all GSM Baseband Power Management 6 LDOs Optimized for Specific GSM Subsystems Li-Ion Battery Charge Function Optimized for the AD20msp430 Baseband Chipset Reduced Package Size: 5 mm ؋ 5 mm LFCSP-32 APPLICATIONS GSM/GPRS Handsets PWRONKEY ROWX FUNCTIONAL BLOCK DIAGRAM VBAT VBAT2 VRTCIN POW