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LMH0344SQ PDF预览

LMH0344SQ

更新时间: 2024-01-06 20:31:25
品牌 Logo 应用领域
美国国家半导体 - NSC 模拟传输接口电信集成电路电信电路
页数 文件大小 规格书
8页 195K
描述
3Gbps HD/SD SDI Adaptive Cable Equalizer

LMH0344SQ 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:QCCN, LCC16,.16SQ,25Reach Compliance Code:compliant
风险等级:5.85JESD-30 代码:S-PQCC-N16
JESD-609代码:e0湿度敏感等级:1
端子数量:16最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:QCCN封装等效代码:LCC16,.16SQ,25
封装形状:SQUARE封装形式:CHIP CARRIER
电源:3.3 V认证状态:Not Qualified
子类别:Other Telecom ICs最大压摆率:100 mA
标称供电电压:3.3 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn85Pb15)
端子形式:NO LEAD端子节距:0.635 mm
端子位置:QUADBase Number Matches:1

LMH0344SQ 数据手册

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PRELIMINARY  
April 2007  
LMH0344  
3Gbps HD/SD SDI Adaptive Cable Equalizer  
General Description  
Features  
The LMH0344 3Gbps HD/SD SDI Adaptive Cable Equalizer  
is designed to equalize data transmitted over cable (or any  
media with similar dispersive loss characteristics). The equal-  
izer operates over a wide range of data rates from 143 Mbps  
to 2.97 Gbps and supports SMPTE 424M, SMPTE 292M,  
SMPTE 344M, and SMPTE 259M.  
SMPTE 424M, SMPTE 292M, SMPTE 344M, and SMPTE  
259M compliant  
Supports DVB-ASI at 270 Mbps  
High data rates: 143 Mbps to 2.97 Gbps  
Equalizes up to 120 meters of Belden 1694A at 2.97 Gbps,  
up to 140 meters of Belden 1694A at 1.485 Gbps, or up to  
350 meters of Belden 1694A at 270 Mbps  
The LMH0344 implements DC restoration to correctly handle  
pathological data conditions. The equalizer may be driven in  
either a single ended or differential configuration.  
Equalizes 0-100m of Belden 1694A at 2.97 Gbps with  
0.3 UI maximum output jitter  
Manual bypass and output mute with a programmable  
threshold  
Additional features include separate carrier detect and output  
mute pins which may be tied together to mute the output when  
no signal is present. A programmable mute reference is pro-  
vided to mute the output at a selectable level of signal degra-  
dation.  
Single-ended or differential input  
50Ω differential outputs  
Single 3.3V supply operation  
280mW typical power consumption with 3.3V supply  
Footprint compatible with the LMH0044  
Replaces the Gennum GS2974 or GS2974A  
Applications  
SMPTE 424M, SMPTE 292M, SMPTE 344M, and SMPTE  
259M serial digital interfaces  
Serial digital data equalization and reception  
Data recovery equalization  
Typical Application  
20199001  
© 2007 National Semiconductor Corporation  
201990  
www.national.com  

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