ADP3522 - Analog Devices

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 AD6525, AD6526, and AD6528. It contains six LDOs, one to power ea.

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 POWER-UP SEQUENCING AND PROTECTION LOGIC SIM LDO VSIM SIMVSEL DIGITAL CORE LDO VCORE GENERAL DESCRIPTION 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.