RTD2020
2002/11/12
Rev.1.20
2
1. Features
General
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Integrated Spread-Spectrum DCLK PLL
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Integrated 8-bit triple-channel 140MHz ADC/PLL
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Integrated programmable timing controller
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Integrated microcontroller compatible with the
standard 8032
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24 General-purpose input/outputs (GPIOs)
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Embedded fully functional multi-language OSD
support
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Embedded DDC supports DDC1, DDC2B, and
DDC/CI
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Supports ISP functionality on DDC channel
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3 Embedded programmable PWM
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Zoom scaling up and down
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Embedded Pattern Generator
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No external memory required
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Requires only one crystal to generate all timing
Analog RGB Input Interface
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Supports up to 140MHz (SXGA @ 75Hz)
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Supports Sync On Green (SOG) and de-composite
sync modes
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On-chip high-performance PLLs
Digital Input Interface
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Supports 24-bit pixel digital input up to 160MHz
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Supports 12-bit DVO input
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Supports 16/24-bit YUV422/444 video format
input
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Supports 8-bit video format input
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Built-in YUV to RGB color space converter &
de-interlace
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Capture window auto position & auto phase
tracking capability
Auto Detection /Auto Calibration
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Input format detection
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Compatibility with standard VESA mode and
support for user-defined mode
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Smart engine for Phase and Image position
calibration
Scaling
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Fully programmable zoom ratios
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Independent horizontal/vertical scaling
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Advanced zoom algorithm provides high image
quality
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Sharpness/Smooth filter enhancement
Color Processor
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Digital brightness and contrast adjustments
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Gamma correction
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Dithering logic for 18-bit panel color depth
enhancement
Output Interface
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Fully programmable, built-in display timing
generator
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1 and 2-pixel/clock panel support, up to 140MHz
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Pin swap, odd/even swap and red/blue group swap
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Programmable TCON function support
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Reduced EMI and Power saving features
Host Interface
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Supports 3/4 pins MCU serial bus interface
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Support parallel bus interface while using internal
MCU
Embedded OSD
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12*18 dot font per character
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Embedded 256 characters and symbols including
16 multi-color symbols
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User font RAM, which allows programming of 128
special symbols
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7 background colors and 8 character colors
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Programmable width and height control
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4 background windows
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Selectable shadow color for windows and
characters
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Intensity, blinking effects
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Fade-in/out effect
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Frame shadowing and independent row shadowing
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Frame bordering and independent row bordering
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4 channel 8-bits PWM output, and selectable PWM
clock frequency
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Row-to-Row spacing to maintain constant display
height
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Window alpha-blending effect
Power & Technology
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2.5V/3.3V power supply
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0.25µm CMOS process; 208-pin PQFP package
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