tw8823 Intersil Corporation, tw8823 Datasheet - Page 2

• Manufacturer Part Number: tw8823
• Description: Advanced Lcd Controller With On-chip Mcu And 65k Color 16-bit Osd Support
• Manufacturer: Intersil Corporation

Automotive Display ICs
Analog Video Decoder
Analog RGB Inputs
Dual Digital Inputs Support
Built-in Microcontroller
About Techwell
TFT Panel Support
Memory Support
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Techwell is a fabless semiconductor company that designs, markets and sells mixed signal integrated circuits in the security surveillance,
automotive infotainment, and consumer markets. Founded in 1997, we currently have over 200 employees and are headquartered in San Jose,
California, with additional R&D and sales activities in South Korea, Japan, Taiwan and China.
NTSC (M, 4.34) and PAL (B, D, G, H, I, M, N, N combination), PAL
(60), SECAM with automatic format detection
Two 10-bit ADCs and analog clamping circuit
Software selectable analog inputs allows either composite or
S-video input
High quality motion adaptive 3D comb filter for both NTSC
and PAL with concurrent 3D noise reduction
Digital horizontal PLL and advanced synchronization
processing for VCR playback and weak signal performance
Programmable hue, brightness, saturation, contrast,
sharpness
Triple high speed 10-bit ADCs
Built-in line locked PLL with sync separator
Supports analog input resolution up to 1080i or WXGA
Dual channel digital inputs support with following
combinations:
• 1 channel 18/16-bit inputs and 1 channel 8-bit inputs
• 1 channel 24-bit digital RGB/YCbCr inputs
Supports both 656 and 601 video formats
Built-in 8052 MCU up to 72MHz clock
Built-in code cache memory to enhance CPU performance
Supports Single/Dual/Quad IO SPI Flash
System programming through UART
Supports SPI DMA Read/Write to OSD memory
Supports IR receiver and interrupt output
Built-in analog and digital TCON with programmability
• Support for both digital & analog LCD panels with
• Integrated single channel LVDS interface to directly drive
Integrated 16-bit DDR memory controller supporting DDR-
SDRAM up to 256Mb
resolutions up to WXGA
LVDS based LCD panels
TECHWELL INC.
© 2010 Techwell Inc. All rights reserved. All other trademarks are property of their respective owners.
Specifications subject to change without notice.
On Screen Display
Image Processing
PIP Function
Host Interface
Power Management
Miscellaneous
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Supports three window bit-mapped OSD, one 16-bit (65K
colors) and two 8-bit (256 colors) bit-mapped OSD windows
• Built-in OSD controller with Bit Blit Engine
• Supports variety functions included like blinking,
• Supports External OSD with external alpha blending control
• Supports OSD compression
High quality scaler with both up and down scaling support
Built-in 2D de-interlacer
Programmable hue, brightness, saturation, contrast and
sharpness
Panorama/Water-glass scaling
Programmable 10-bit Gamma correction for each color
Black/White Stretch
Programmable favorite color enhancement
Two independent PIP engines
Supports both 16-bit YPbPr and RGB data format
Supports 2-wire serial bus interface
Supports 8-bit Parallel Host Interface
Supports Panel power sequencing
Supports DPMS for monitor power management
• 1.8V / 2.5V / 3.3V operation
Built-in single CCFL and LED backlight controller
Built-in Touch screen controller with 12-bit ADC
LVR, provides 100~200 msec. low voltage reset
Power-down mode
Single 27MHz crystal
transparency and blending
TEL [phone] www.techwellinc.com
Advanced LCD controller with on-chip MCU
and 65K color 16-bit OSD support
TW8823