
ETC
[SKYWORKS]
Description
Skyworks Power Management Integrated Circuit (PMIC) integrates all the power supply and battery charging functions of a low power wireless system into one package. The device is designed for Global System for Mobile communications (GSM) and General Packet Radio Service (GPRS) cellular handset applications. The CX20460 PMIC is easily programmable using a two-wire serial interface to ensure maximum flexibility for a wide variety of designs.
FEATUREs
• Power on/off control
• Generation of system voltages from a single power source
• Eight regulators
• Built-in linear battery charger
• Analog multiplexer
• Generation of system power on reset
• Overcurrent limiting
• Step-up DC/DC converter
• 48-pin LGA 7.0x7.0 mm package
• 3 V and 5 V Subscriber Identity Module (SIM) support including level shifting
APPLICATIONs
• GSM and GPRS handsets/data modules