STMicroelectronics ADE3800XL Analog lcd display engine for xga and sxga resolutions with embedded lvds and rsds transmitter Datasheet

ADE3800
®
Analog LCD Display Engine for XGA and SXGA Resolutions with
Embedded LVDS and RSDS Transmitters
DATABRIEF
■ Low power 0.15 µm process technology
Feature Overview
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■ Low cost 100-pin LQFP and 128-pin LQFP packages
Programmable Context Sensitive™ Filtering
High-quality Up-scaling and Down-scaling
Integrated 10-bit Triple Channel ADC/PLL
IQSync™ AutoSetup
Integrated Programmable Timing Controller
Integrated LVDS Transmitters
Integrated Pattern Generator
Perfect Picture™ Technology
sRGB 3D Color Warp
■ Lead-free versions available in 2005.
General Description
ADE3800 devices are a family of highly-integrated
display engine ICs, enabling the most advanced, flexible,
and cost-effective system-on-chip solutions for analogonly input LCD display applications.
The ADE3800 covers the full range of XGA and SXGA
analog-only monitor applications using LVDS or RSDS
interface.
■ High performance OSD supporting 1- to 4-bpp,
proportional fonts
■ Advanced EMI reduction features
■ Serial I²C interface
The ADE3800 family is software compatible.
ST7 Flash Microcontroller
I²C address = A8h
I²C
Triple
10-bit
ADC
Fast and accurate
adjustments of:
•Phase
•Position
•Level
•Clock
IQ Scalingä
Engine with
Context Sensitiveä
Filtering
Pattern
Generator
EMI Reduction
• Spread Spectrum
sRGB 3D Color Warp
Temporal & Spatial
Dithering
LVDS
RSDS
Programmable
Output Formatter
Analog
RGB
Video
Signals
30-bit Programmable Gamma Table
On-Screen
Display Engine
Line-Lock
PLL
To TFT
LCD
Panel
Programmable Timing Controller (TCON)
ADE3800
LCD Scaler Product Selector
Output Format Support
Product
Package
Resolution
ADE3800XL
100 LQFP
Up to XGA 75 Hz
ADE3800XT
100 LQFP
Up to XGA 75 Hz
ADE3800SXL
100 LQFP
Up to SXGA 75 Hz
ADE3800SXT
128 LQFP
Up to SXGA 75 Hz
July 2004
RSDS/TCON
LVDS
Yes
Yes
Yes
Yes
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ADE3800
Context Sensitive™ Scaler
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Supports font rotation
●
Sharper text with Edge Enhancement
●
Up to full screen size, multiple windows
●
Programmable coefficients for unique
customization
●
64-entry TrueColor LUT with alpha-blending
●
From 5:1 upscale to 2:1 downscale
●
Independent X - Y axis zoom and shrink
Analog RGB input
Programmable Timing Controller (TCON)
●
Highly programmable support for XGA and
SXGA smart panels
●
RSDS split line support for SXGA smart
panels
●
140 MHz 10-bit ADC
●
Ultra low jitter digital Line Lock PLL
●
Supports 18, 24, 36, and 48-bit RSDS outputs
●
Composite Sync and Sync on Green built-in
support
●
Advanced Flicker Detection and Reduction
●
8 programmable timing signals for row/column
control
●
Wide range of drivers & TCON compatibility
IQsync™ AutoSetup
●
AutoSetup configures phase, clock, level, and
position
Integrated LVDS Transmitters
●
Automatically detects activity on input
●
Dual 4 channel 6/8 bit LVDS transmitters
●
Compatible with all standard VESA and GTF
modes
●
Programmable channel swapping
●
Programmable channel polarity
●
Programmable group channel swapping for
flexibility in board layout
●
Programmable output swing control
Perfect Picture™ Technology
●
Video & Picture highlight zone
●
Supports up to 4 different windows
●
Independent window controls for contrast
brightness and color
Advanced EMI Reduction Features
●
Flexible data transition minimization, single
and dual
●
Differential clock and signals
●
Spread spectrum - programmable digital FM
modulation of the output clock with no external
components
Perfect Color™ Technology
●
Programmable 3D Color Warp
●
Digital brightness, contrast, hue, and
saturation gamma controls
●
Simple white point control
●
Compatible with sRGB standard
●
True color dithering for 18 and 24-bit panels
●
Supports resolutions up to SXGA @ 75Hz
●
Temporal and spatial dithering
●
●
30-bit programmable gamma table
Supports resolution above SXGA
(1280x1024) with convenient input and output
pixel clocks
●
Supports 6 or 8-bit Panels
●
Supports single or double pixel wide formats
OSD Engine
2/3
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12 KB RAM based 12x18 characters
●
1, 2, 3, 4-bit per pixel color characters
●
Multiple Windows
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Bordering, shadowing, transparency, fade-in
and fade-out effects
Output Format
ADE3800
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the
consequences of use of such information nor for any infringement 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 STMicroelectronics.
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces
all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life
support devices or systems without express written approval of STMicroelectronics.
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All other names are the property of their respective owners
© 2004 STMicroelectronics - All rights reserved
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