特性 Features

? Handles all 2G/3G/smart phone baseband power management
? Input range: 3.4 ~ 4.5V
? 3 buck converters and 23 LDOs optimized for specific 2G/3G/smart phone subsystems
? Full-set high-quality audio feature: Supports uplink/downlink audio CODEC and high-power/quality audio amplifier
? 32K RTC crystal oscillator for system timing, 1.8 and 2.8V clock buffer output
? Multiple function GPIO
? Flexibility for various configurations of indicator LED current source: 4ISINK
? SPI interface
? Li-ion battery charging function
? Over-current and thermal overload protection
? Programmable under voltage lockout protection
? Watchdog timer
? Flexibility hardware PMIC reset function
? Power-on reset and start-up timer
? Precision voltage, temperature, and current measurement fuel gauge
? VFBGA - 145L package

應(yīng)用 Application

Ideal for power management of 2G, 3G, smart phones and other portable systems.