AT73C202

Features 300mA/1.8V/2.5V Switching Regulator for Baseband Supply 2.8V/80mA LDO for Baseband Pad Supply Two 130mA/2.8V Low-noise, High PSRR RF LDO Voltage Regulators 130mA/2.7V/2.8V Baseband Low-noise, High PSRR Analog LDO Regulator Ultra Low-power RTC LDO Voltage Regulator Backup Battery Charger Li-Ion or Li-polymer Battery Charger Controller Buzzer and Vibrator Drivers Charging LED Driver Power Management Start-up Controller and Reset Generation SIM Level Shifters and SIM 10mA/1.8V/2.8V LDO Voltage Regulator Ultra-low Sleep Mode Current Consumption (17 µA typ) Over and Under Voltage Protections Over Temperature Protection Low-power Mode and Sleep Mode Straight and Easy Interfacing to any Baseband Controller Small 5x5mm, Forty-nine Ball FBGA Package Description The AT73C202 is a low-cost, ultra low-power, power and battery management IC designed to interface directly with state-of-the-art cellular phones, for example ...