ADP3408 Datasheet | Analog Devices

a Features Handles all GSM Baseband Power Management Six LDOs Optimized for Specific GSM Subsystems Li-Ion and NiMH Battery Charge Function Optimized for the AD20msp430 Baseband Chipset APPLICATIONS GSM/DCS/PCS/CDMA Handsets GSM Power Management System ADP3408 FUNCTIONAL BLOCK DIAGRAM VBAT VBAT2 VRTCIN SIM LDO DIGITAL CORE LDO ANALOG LDO POWER-UP SEQUENCING AND PROTECTION LOGIC TCXO LDO MEMORY LDO RTC LDO REF BUFFER VSIM VCORE PWRONKEY ROWX PWRONIN VTCXO TCXOEN SIMEN VMEM VRTC GENERAL DESCRIPTION RESCAP 26 REFOUT The ADP3408 is a multifunction power system chip optimized for GSM handsets, especially those based on the Analog Devices AD20msp430 system solution. It contains...