STw4820

Overview

3/6

1.4

TVout

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27 MHz PLL

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YCbCr 4:2:2 8-bit input format

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CVBS output

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TV standards supported

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PAL B, D, G, H, I, N, Nc, M

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NTSC M, J, 4.43

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Macrovision 7.1.L.1

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TV/VCR plug insertion detection

1.5

General-purpose analog digital converter

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Touch screen interface

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supports 4 and 5-wire resistive touch screen

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supports joystick (exclusive with touch screen)

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Main battery monitoring

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Backup battery monitoring

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Two auxiliary inputs

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Two accessory detection inputs

1.6

Clock management

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32 kHz oscillator with RTC

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System clock oscillator (38.4, 26, 19.2 MHz supported)

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System clock and 32 kHz clock distribution

1.7

Miscellaneous

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ON/OFF key driver

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Temperature shutdown

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SPI interface for control

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Dedicated I2C bus for Vcore1 dynamic voltage control

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Backup battery control and charge