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LMH0303 PDF预览

LMH0303

更新时间: 2023-09-03 20:30:43
品牌 Logo 应用领域
德州仪器 - TI 驱动驱动器
页数 文件大小 规格书
29页 583K
描述
具有电缆检测功能的 3G HD/SD SDI 电缆驱动器

LMH0303 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:ROHS COMPLIANT, LLP-16Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.28差分输出:YES
驱动器位数:1输入特性:DIFFERENTIAL
接口集成电路类型:LINE DRIVER接口标准:GENERAL PURPOSE
JESD-30 代码:S-XQCC-N16JESD-609代码:e3
长度:4 mm湿度敏感等级:3
功能数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
最小输出摆幅:0.72 V封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装等效代码:LCC16,.16SQ,25
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度(摄氏度):260电源:3.3 V
认证状态:Not Qualified最大接收延迟:
座面最大高度:0.8 mm子类别:Line Driver or Receivers
最大供电电压:3.465 V最小供电电压:3.135 V
标称供电电压:3.3 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:NO LEAD端子节距:0.65 mm
端子位置:QUAD处于峰值回流温度下的最长时间:40
宽度:4 mmBase Number Matches:1

LMH0303 数据手册

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LMH0303  
SNLS285H APRIL 2008REVISED MAY 2016  
LMH0303 3-Gbps HD/SD SDI Cable Driver With Cable Detect  
1 Features  
3 Description  
The LMH0303 device is designed for use in ST 424,  
ST 292, ST 344, and ST 259 serial digital video  
applications. The LMH0303 drives 75-transmission  
lines (Belden 1694A, Belden 8281, or equivalent) at  
data rates up to 2.97 Gbps.  
1
Supports ST 424 (3G), 292 (HD), and 259 (SD)  
Data Rates up to 2.97 Gbps  
Supports DVB-ASI at 270 Mbps  
Cable Detect on Output  
Loss of Signal Detect at Input  
Output Driver Power-Down Control  
The LMH0303 includes intelligent sensing capabilities  
to improve system diagnostics. The cable detect  
feature senses near-end termination to determine if a  
cable is correctly attached to the output BNC. Input  
loss of signal (LOS) detects the presence of a valid  
signal at the input of the cable driver. These sensing  
features may be used to alert the user of a system  
fault and activate a deep power-save mode, reducing  
the power consumption of the cable driver to 4 mW.  
These features are accessible through an SMBus  
interface.  
Typical Power Consumption: 130 mW in SD Mode  
and 155 mW in HD Mode  
Typical Power Consumption of the Power-Save  
Mode: 4 mW  
Single 3.3-V Supply Operation  
75-Single-Ended Outputs  
100-Differential Input  
Selectable Slew Rate  
The LMH0303 provides two selectable slew rates for  
ST 259 and ST 424 or 292. The output amplitude is  
adjustable ±10% in 5-mV steps through the SMBus.  
Industrial Temperature Range: 40°C to 85°C  
16-Pin WQFN Package  
Footprint Compatible With the LMH0302  
The LMH0303 is powered from a single 3.3-V supply.  
Power consumption is typically 130 mW in SD mode  
and 155 mW in HD mode. The LMH0303 is available  
in a 16-pin WQFN package.  
2 Applications  
ST 424, ST 292, ST 344, and ST 259 Serial  
Digital Interfaces  
Device Information(1)  
Digital Video Routers and Switches  
Distribution Amplifiers  
PART NUMBER  
PACKAGE  
BODY SIZE (NOM)  
LMH0303  
WQFN (16)  
4.00 mm × 4.00 mm  
(1) For all available packages, see the orderable addendum at  
the end of the data sheet.  
Typical Application Schematic  
SDI In  
SD/HD  
SDI Out  
LMH0356  
3G/HD/SD  
SDI Reclocker  
LMH0303  
3G/HD/SD  
SDI Cable Driver  
SDI  
SDA SCL  
ENABLE  
Clock or  
Second  
Data Output  
FAULT  
SMBus  
Data  
SMBus  
Clock  
Microcontroller  
or  
FPGA  
Copyright © 2016, Texas Instruments Incorporated  
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,  
intellectual property matters and other important disclaimers. PRODUCTION DATA.  
 
 
 
 

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