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STW4820 Datasheet PDF - STMicroelectronics

STW4820 image

Part Name
STW4820

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page
7 Pages

File Size
155.3 kB

MFG CO.
ST-Microelectronics
STMicroelectronics ST-Microelectronics

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.


FEATUREs
■ Power management for platform
   – 3 programmable step-down converters
   – 6 programmable LDOs
■ Audio
   – 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)
■ USB 2.O OTG interface
   – High-speed (480 Mb/s) OTG transceiver
   – ULPI interface
   – VBUS peripheral supply up to 100 mA
■ TVout
   – CVBS output
   – PAL, NTSC TV standards supported
■ General-purpose analog digital converter
   – 4- and 5-wire touch screen interface
   – Main and back-up battery monitoring
   – Accessory detection
■ Clock management
   – 32 kHz oscillator with RTC
   – System clock oscillator
      (38.4 MHz, 26 MHz, 19.2 MHz supported)
■ Miscellaneous
   – ON/OFF key driver
   – Temperature shutdown
   – Lead-free and halogen-free package


APPLICATIONs
– Nomadik™ STn88xx multimedia processor
– Smartphones, portable media player


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