Data Brief

For further information contact your local STMicroelectronics sales office.

February 2008

Rev 1

1/6

6

STw4820

Mixed-signal multimedia and power management IC

Features

– 3 programmable step-down converters

– 6 programmable LDOs

– Dual high-quality stereo codecs

– DAC: dynamic range and SNR > 100 dB

– Two TDM 4-channel interfaces

(configurable in I2S and PCM)

– AB class headset capless stereo amplifier

– D class loudspeaker stereo amplifier

(2 x 1 W)

– High-speed (480 Mb/s) OTG transceiver

– ULPI interface

– VBUS peripheral supply up to 100 mA

– CVBS output

– PAL, NTSC TV standards supported

– 4- and 5-wire touch screen interface

– Main and back-up battery monitoring

– Accessory detection

– 32 kHz oscillator with RTC

– System clock oscillator

(38.4 MHz, 26 MHz, 19.2 MHz supported)

– ON/OFF key driver

– Temperature shutdown

– Lead-free and halogen-free package

Applications

– Nomadik

™ STn88xx multimedia processor

– Smartphones, portable media player

Description

STw4820 is a highly integrated mixed signal

multimedia and power management IC that

enables complete integration of all analog

functions needed in high-end mobile phones or

portable multimedia applications.

With its highly efficient set of regulators, STw4820

optimizes overall power consumption of

multimedia processor and its peripherals.

The high fidelity and versatile embedded audio

codec offers best-in-class audio quality and

extensive uses cases.

The high-speed USB transceiver makes PC

synchronization faster than ever. Integrated OTG

supply enables data transfer towards other

peripherals.

VFBGA 8 mm x 8 mm x 1.0 mm, 0.4mm pitch

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