DATASHEET

To request the full datasheet, please visit www.intersil.com/products/TW8827

Analog LCD Panel Processor with built-in MCU

NTSC/PAL./SECAM Decoder and TCON
TW8827 Analog Video Decoder
NTSC (M, 4.34) and PAL (B, D, G, H, I, M, N, N combination),
PAL (60), SECAM with automatic format detection
NTSC / P AL / SECAM
TUNER
• Advanced synchronization processing for VCR trick play
signal
DIGITAL
TECHWELL AUDIO • Two 10-bit ADCs and analog clamping circuit.
RGB/YPBPR TW8827 AMP
• Built-in analog anti-aliasing filter
• Fully programmable static gain or automatic gain control
for the Y or CVBS channel
• Programmable white peak control for the Y or CVBS channel

ANALOG TFT PANEL

• Software selectable analog inputs allows any of the
following combinations:
Applications • 3 composite video
• Mobil LCD TVs • 1 S-Video
• Rear seat entertainment • 4-H adaptive comb filter Y/C separation
• Portable DVD, PMP and HMD (Head Mount Display) • PAL delay line for color phase error correction

Features • Digital PLL for both color and horizontal locking

• Programmable hue, brightness, saturation, contrast,
The TW8827 is a low cost high quality TFT panel controller with
sharpness, Gamma control, and noise suppression
embedded NTSC/PAL/SECAM TV decoder. It incorporates all
the features required to create multi-purpose low cost LCD TV • Automatic color control and color killer
systems in a single package. It contains all the circuits • Detection of level of copy protection according to
required to adapt standard NTSC/PAL/SECAM analog TV input Macrovision standard
signals as well as digital RGB signals for display on various TFT
LCD panel types. An integrated timing controller and triple Digital interface
DACs allows direct interface with analog LCD panels. Its
• Support both interlaced and progressive ITU 656 source.
versatile analog inputs allow CVBS, S-video and RGB signal to
be connected simultaneously. • Support 16bit RGB source
Other features include: high quality adaptive 4H Comb Filter, Built-in Microcontroller
interlaced and progressive ITU601, interlaced ITU656 and
RGB656 inputs support, 2D de-interlacer and panaromic • Support external SPI Interface
scaler, and multi-window programmalbe OSD. It also • Support I2C Master interface with GPIO
includes image enhancement functions such as black and • Support Up to 8 MCU GPIO
white stretch, 2D peaking, CTI, and favorite color
enhancement to further improve picture quality. To support • Support UART interface with GPIO
analog panel, it also includes cost saving feature like CCFL • Support IR or interrupt with GPIO
and LED controller, charge pump booster and
programmable panel offset control. In addition, TW8827 has TFT Panel Support
built-in microcontroller with external SPI interface. • Supports a wide variety of Analog active matrix TFT panels
up to WQVGA (480 x 234), 20 MHz

On Screen Display
• Built-in OSD controller with integrated character ROM and
programmable RAM font.
• Multi-window OSD support with color pallet
• Support OSD overlay with alpha blending

January 5, 2015 1 CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
FN7766.0 1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas LLC 2015. All Rights Reserved
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 TW8827
Image Control
• Programmable hue, brightness, saturation, contrast
• Sharpness control with vertical peaking
• Programmable color transient improvement control
• Built-in de-interlacing engine
• Independent RGB gain and offset controls
• Panorama / Water-glass scaling
• YCbCr hue adjustment
• Programmable Gamma correction tables
• Built-in YCbCr to RGB color space converter
• Black/White Stretch
• Programmable favorite color enhancement

Power Management
• Supports Panel power sequencing.
• Supports DPMS for monitor power management.
• 1.8 / 3.3 V operation

Timing Controller (TCON)

• Support programmable interface signals for control
Column (source) driver / row (gate) driver

Miscellaneous
• Supports 2-wire serial bus interface
• Spread spectrum PLL
• CCFL controller
• LED controller
• Low-speed ADC for KEY scan
• 5V tolerant I/O
• Power-down mode
• Typical power consumption
• less than 250mW
• Single 27MHz crystal
• 80-pinTQFP package

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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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January 5, 2015