TW8834 Datasheet, PDF(2/2 Page) Intersil Corporation – LCD Video Processor with Built-in Decoder, LVDS and TTL Inputs, BT.656 Output, and LVDS Panel Interface

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TW8834 Datasheet, PDF (2/2 Pages) Intersil Corporation – LCD Video Processor with Built-in Decoder, LVDS and TTL Inputs, BT.656 Output, and LVDS Panel Interface

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TW8834

ï· Built-in 2D deinterlacing function

ï· Programmable brightness, contrast, saturation, hue

and sharpness

ï· Programmable color transient improvement control

ï· Supports programmable cropping of input video and

graphics

ï· Independent RGB gain and offset controls

ï· DTV hue adjustment

ï· Programmable 8-bit Gamma correction for each color

ï· Black/white stretch

Clock Generation

ï· Spread spectrum profile based on triangular

modulation with center spread

ï· Programmable modulation frequency and spread

width

Miscellaneous

ï· Supports Fast Mode Plus I2C interface up to 1.2Mbps

ï· Short diagnostics:

ï Short-to-battery

ï Short-to-ground

ï· Up to 3 PWM outputs

ï· GPIOs

ï· 1.8V internal operation

ï· 1.8V DTV input support

ï· 1.8V/3.3V BT.656 output support

ï· Hardware mute pin

ï· Single 27MHz crystal

ï· 100 pin TQFP

ï· TW8834AT-TA2-GR is AEC qualified

TW8834 Functional Block Diagram

YIN0+ / YIN0

YIN0- / YIN1

YIN2+ / YIN2

YIN2- / YIN3

DIAG0 / YIN4+ / YIN4

DIAG1 / YIN4- / YIN5

DRGB888

LVDS

Diagnostic IRQ

DTV

Interface

LVDS-RX

GenLock PLL

BT.656

Measurement

Font OSD

OSC

SSPLL

LVDS

TCON

LVDS

TTL

24/18bit

TCON Signals

Registers

PWM

GPIO

IRQ

I2C

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noted in the quality certifications found at http://www.intersil.com/en/support/qualandreliability.html

Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any

time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is

believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or

other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its

subsidiaries.

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