TW8826
Ultra low cost, highly integrated LCD controller for analog panels
Typical Diagram
Key Features
- Supports analog inputs including CVBS, S-Video, YPbPr & RGB signals and digital inputs including 24 bit RGB & 8/16/24 bit YCbCr. Interlaced and progressive ITU 656 inputs are supported
- Supports analog panels up to WQVGA resolutions
- Integrates cost saving features including a CCFL controller, charge pump booster, programmable panel offset control and on-chip 8 bit 8051 MCU with SPI interface
- Built-in 8 colors Font OSD with 202 ROM and programmable 227 RAM fonts. Supports Multi-color fonts by combining 3 single color fonts
- Embedded Image Enhancement
- Programmable CTI, hue, brightness, saturation, contrast & sharpness control
- Black/White Stretch
- Programmable favorite color enhancement- up to three colors
- Programmable Gamma Correction tables
- Analog Video Decoder
- NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60), SECAM with automatic format detection
- Advanced synchronization processing for VCR trick play signal
- Three 10-bit ADCs and analog clamping circuit
- 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
- Software selectable analog inputs allows any of the following
- Up to 4 composite video
- Up to 3 S-Video
- Up to 2 analog YPbPr and RGB
- Analog RGB / YPbPr input
- Built-in sync processor for SOG support
- Built-in Line-locked PLL
- Built-in input measurement function
- Support directly sampling up to SVGA
- 8/16/24-bits Digital RGB/YCbCr Inputs
- Allows connection to 8/16/24-bit RGB/YCbCr
- Support both interlaced and progressive ITU 656
- TFT Panel Support
- Supports a variety of Analog active matrix TFT panels
- Supports analog panel up to WQVGA (480 x 234), 20 MHz
- Font OSD
- Built-in Font OSD with 202 ROM and programmable 227 RAM fonts. Supports Multi-color fonts by combining 3 single color fonts
- Multi-window (4) OSD support with color pallet
Description
The TW8826 is a low cost highly integrated mutli-purpose LCD display solution with a high quality NTSC/PAL/SECAM 2D video decoder and a 2D De-interlacer/Scaler supporting analog panels. To reduce BOM cost, TW8826 integrates an 8-bit MCU and a CCFL controller. Through multiple input ports, TW8826 can directly display video and graphic content from a variety of devices including TV Tuners, DVD players, back-up cameras, DTV/DMB receivers and navigation/GPS receivers.
Applications
- Navigation + DVD + TV
- Back up Camera
- Rear Seat Entertainment
- Car TV
- Portable DVD
- PMP
- Portable TV
- Door Phone
- Photo Frame
- DMB TV
- Baby Monitor
- Home Audio
- In Flight Entertainment
