Description
STw4810 is a power management companion chip for multimedia processors used in portable applications. It supplies the multimedia processor including its memories and peripherals. STw4810 supports the main mass memory standard cards. SDIOTM is also supported and allows to connect multimedia peripherals like cameras.

FEATUREs
■ 2 Step-down converters
   – 1 to 1.5V with 15 steps at 600mA
   – 1.8V at 600mA for general purpose usage
■ 3 Low-drop output regulators for different uses
   – PLL analog supplies:
      1.05V, 1.2V, 1.3V 1.8V - 10mA
   – Processor analogue functions:
      2.5V - 10mA
   – Auxiliary device:
      1.5V, 1.8V, 2.5V, 2.8V - 150 mA
■ USB OTG module
   – Full and low speed USB OTG transceiver
   – Charge-pump (5V, 100mA) for USB cable
■ Mass memory cards (SD/MMC/SDIO)
   – 1 linear regulator: 1.8V, 2.85V, 3V - 150mA
   – Level shifter
■ Miscellaneous
   – 32 kHz control for multimedia processor
   – Processor supply monitoring
   – Processor reset control
   – 2 Serial I2C interfaces

APPLICATION
■ ST NOMADIKTM STn88xx
■ Multimedia processor
■ Mobile phones, PDA, videophone