Document
Weltrend Semiconductor, Inc.
WT8871-C/8871-E
Video Display Controller for Analog Small Size LCD Display System
Data Sheet
Rev. 0.97
May 26, 2006
Copyright Notice
This data sheet is copyrighted by Weltrend Semiconductor, Inc. Do not reproduce, transform to any other format, or send/transmit any part of this documentation without the express written permission of Weltrend Semiconductor, Inc.
Disclaimers
Right to make change –
This document provides technical information for user. Weltrend Semiconductor, Inc. reserves the right to make change without further notice to any products herein.
2F, No. 24, Industry E. 9th RD., Science-Based Industrial Park, Hsin-Chu, Taiwan TEL: 886-3-5780241 http://www.weltrend.com.tw
WT8871-C/WT8871-E
Video Display Controller for Analog Small Size LCD Display System
Table of Contents
1. GENERAL DESCRIPTION ....................................................................................................................... - 5 -
1.1. FEATURES .....................................................................................................................................................- 5 1.2. APPLICATION ................................................................................................................................................- 6 1.3.SELECTION GUIDE..........................................................................................................................................- 6 1.4. BLOCK DIAGRAM..........................................................................................................................................- 7 1.5. APPLICATION EXAMPLE ................................................................................................................................- 8 -
2. PACKAGE TYPE AND PIN DESCRIPTION.......................................................................................... - 9 -
2.1. PIN CONFIGURATION.....................................................................................................................................- 9 2.2 PIN DESCRIPTION .........................................................................................................................................- 10 -
3. FUNCTION DESCRIPTION.................................................................................................................... - 13 -
3.1. MCU...........................................................................................................................................................- 13 3.2. VIDEO DECODER.........................................................................................................................................- 13 -
3.2.1. Video Input Crossbar......................................................................................................................... - 13 3.2.2. CVBS output.................................................................................................................