LT8631UX
龙迅/Lontium
22+
QFN64
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1.说明
Lontium LT8631UX HDMI2.0 / 1.4开关具有符合HDMI2.0 / 1.4规格的3:1开关,最大6Gbps高速数据速率,自适应均衡RX输入和预加重TX输出,以支持长电缆应用,板上没有XTAL以节省BOM成本。
LT8631UX HDMI2.0 / 1.4开关自动检测电缆损耗,并自适应优化均衡设置。它支持RX终端电阻校准,以进一步改善信号完整性。
LT8631UX支持符合HDMI2.0 / 1.4规范的DDC / SCDC。集成的DDC和HPD交换机进一步降低了系统制造成本,并简化了系统板上的布线。此封装为QFN64。它的工作温度范围为?40°C至+ 85°C。
2.功能
?3输入,1输出HDMI / DVIlinks
?兼容HDMI 1.4 / 2.0 / DVI 1.0
?支持最高6Gbps的数据速率
?RX侧ODT和管理电路
?集成的HPD开关,DDC开关和+ 5V电源指示器开关,大大降低了成本并简化了制造过程
?信号源/接收器连接检测,可实现灵活的系统管理
?支持I2C控制
?低抖动添加
?5V耐压DDC接口
?无需外部晶体
?自适应均衡
?SCDC监视器
3.应用
?用于高级电视机(HDTV)的前面板缓冲器
?独立切换台
?多输入显示
?投影仪
1. Description
The Lontium LT8631UX HDMI2.0/1.4 Switch features a 3:1 switch compliant to HDMI2.0/1.4 specifICation, max 6Gbps high speed data rate, adaptive equalization RX input and pre-emphasized TX output to support long cable application, no XTAL on board to save BOM cost .
LT8631UX HDMI2.0/1.4 Switch automatically detectsthe cable loss, and adaptively optimize the equalization setting. It supports RX termination resistor calibration to further improve signal integrity.
LT8631UX support DDC/SCDC compliant to HDMI2.0/1.4 specification. The integrated DDC and HPD switches further lower the cost of system manufacture, and simplify the routing on the system board.This package is QFN64. It operate from ?40°C to +85°C.
2. Features
? 3 inputs, 1output HDMI/DVIlinks
? HDMI 1.4/2.0/DVI 1.0compliant
? Supports data rates up to 6Gbps
? RX side ODTs and management circuitry
? Integrated HPD switch, DDC switch, and +5V Power indicator switch, greatly lowering the cost and simplifying the manufacturing process
? Source/Sink connection detection for flexible system management
? I2C control supported
? Low added jitter
? 5V-tolerant DDC interfaces
? No external crystal is needed
? Adaptive equalization
? SCDC monitor
3. Application
? Front panel buffer for advanced television (HDTV) sets
? Standalone switcher
? Multiple input displays
? Projectors
? A/V receivers?
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