STW4810 datasheet(2/79 Pages) STMICROELECTRONICS

2 / 79 page

September 2007

Rev 9

1/78

STw4810

Power management for multimedia processors

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

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.

6x6x1.2mm

0.5mm pitch

TFBGA 84

4.6x4.6x1.0mm

0.4mm pitch

VFBGA 84

STw4810CHD

STw4810CRA

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