# TW8809 Low Cost Video Format Converter

## Overview
The TW8809 is a low-cost video format converter designed to accept analog CVBS or 24-bit digital RGB video and output it in ITU-R.656 format. It includes scaling, deinterlacing, OSD, and image enhancement capabilities.

## Features

️· Analog Video Decoder:
- NTSC, PAL, and SECAM support with auto-detection
- Differential or single-ended CVBS input options
- 10-bit ADC & analog clamping
- Programmable gain control & white peak control
- Adaptive 2D comb filter & PAL delay line for color correction
- 2D dynamic peaking & CTI image enhancement
️· Digital Input:
- YCbCr/RGB 24-bit input support
- BT.656 & BT.601 video format support
- Up to 720p input resolution
️· Digital Output:
- ITU-R BT.656 compatible YCbCr (4:2:2) output
- Progressive output format
- Up to SVGA output resolution
️· On Screen Display:
- 256 font & 512 display RAM
- Four window OSD with bordering/shadowing options
- Variable pixel depth and character size
️· Image Processing:
- High-quality scaler with up/down & nonlinear scaling
- Panorama/water-glass scaling
- 2D deinterlacing function
- Programmable hue, brightness, saturation, contrast, & sharpness
- Cropping, RGB control, & Gamma Correction
️· Clock Generation:
- Spread spectrum clock with selectable modulation
️· Power Management:
- Functional based independent power-down
- 1.8/3.3V operation

## Miscellaneous

️· Short-to-battery & Short-to-ground detection tests
️· 2-wire serial bus interface
️· Single 27MHz crystal requirement
️· 56-lead QFN package with wettable flanks
️· AEC-Q100 qualified version available (TW8809AT-NA2-GR)
️· Manufactured using ISO9001 or TS16949 quality systems.