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LMH2191TME/NOPB PDF预览

LMH2191TME/NOPB

更新时间: 2024-09-15 11:12:59
品牌 Logo 应用领域
德州仪器 - TI 时钟驱动逻辑集成电路驱动器
页数 文件大小 规格书
23页 1029K
描述
双通道 52MHz 时钟树驱动器 | YFX | 8 | -40 to 85

LMH2191TME/NOPB 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:BGA
包装说明:VFBGA, BGA8,2X4,16针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:1.5系列:2191
输入调节:STANDARDJESD-30 代码:R-XBGA-B8
JESD-609代码:e1长度:1.61 mm
负载电容(CL):33 pF逻辑集成电路类型:LOW SKEW CLOCK DRIVER
最大I(ol):0.002 A湿度敏感等级:1
功能数量:1反相输出次数:
端子数量:8实输出次数:2
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:UNSPECIFIED封装代码:VFBGA
封装等效代码:BGA8,2X4,16封装形状:RECTANGULAR
封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH包装方法:TR
峰值回流温度(摄氏度):260电源:3.5 V
Prop。Delay @ Nom-Sup:10.5 ns传播延迟(tpd):10.5 ns
认证状态:Not QualifiedSame Edge Skew-Max(tskwd):3.1 ns
座面最大高度:0.675 mm子类别:Clock Drivers
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):2.5 V
标称供电电压 (Vsup):3.5 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:Tin/Silver/Copper (Sn/Ag/Cu)
端子形式:BALL端子节距:0.4 mm
端子位置:BOTTOM处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:1.063 mm最小 fmax:52 MHz
Base Number Matches:1

LMH2191TME/NOPB 数据手册

 浏览型号LMH2191TME/NOPB的Datasheet PDF文件第2页浏览型号LMH2191TME/NOPB的Datasheet PDF文件第3页浏览型号LMH2191TME/NOPB的Datasheet PDF文件第4页浏览型号LMH2191TME/NOPB的Datasheet PDF文件第5页浏览型号LMH2191TME/NOPB的Datasheet PDF文件第6页浏览型号LMH2191TME/NOPB的Datasheet PDF文件第7页 
LMH2191  
www.ti.com  
SNAS485D JULY 2010REVISED MAY 2013  
LMH2191 Dual Channel 52 MHz Clock Tree Driver  
Check for Samples: LMH2191  
1
FEATURES  
DESCRIPTION  
The LMH2191 is a dual-channel clock tree driver that  
supplies a digital system clock to peripherals in  
mobile handsets or other applications. It provides a  
solution to clocking issues such as limited drive  
capability for fanout or longer traces. It also provides  
protection of the master clock from varying loads and  
frequency pulling effects, isolation from noisy  
modules, and crosstalk isolation. It has very low  
phase noise which enables it to drive sensitive  
modules such as Wireless LAN and Bluetooth.  
2
One Input Clock, Two Output Clocks  
1.8V Square Wave Clock Outputs  
Inverted Clock Outputs  
Independent Clock Requests  
High Isolation of Supply Noise to Clock Input  
High Output-to-Output Isolation  
Integrated 1.8V Low-Dropout Regulator  
Low Output-Noise Voltage  
10 mA Load Current  
The LMH2191 can be clocked up to 52 MHz and has  
an independent clock request pin for each clock  
output which allows the peripheral to control the  
clock. It features an integrated LDO which provides  
an ultra low-noise voltage supply with 10 mA external  
load current which can be used to supply the TCXO  
or other clock source. The LMH2191 dual clock  
distributor is offered in a tiny 1.61 mm x 1.063 mm 8-  
bump DSBGA package. Its small size and low supply  
current make it ideal for portable applications.  
EMI Filtering  
Ultra Low Standby Current  
VBAT Range = 2.5V to 5.5V  
8-Bump DSBGA Package  
APPLICATIONS  
Mobile Handsets  
Portable Equipment  
Typical Application  
V
BAT  
V
BAT  
C
BAT  
1 µF  
A1  
LMH2191  
V
B1  
C1  
OUT  
1.8V LDO  
C
OUT  
V
DD  
A2 CLK1  
D2 CLK2  
2.2 µF  
Peripheral  
Peripheral  
Clock  
Tree  
SCLK_IN  
C
Clock  
Source  
CLK  
10 nF  
Driver  
C
SERIES  
B2 CLK_REQ1  
C2 CLK_REQ2  
Clock  
Request  
D1  
V
SS  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
All trademarks are the property of their respective owners.  
2
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2010–2013, Texas Instruments Incorporated  

LMH2191TME/NOPB 替代型号

型号 品牌 替代类型 描述 数据表
LMH2191TMX/NOPB TI

完全替代

双通道 52MHz 时钟树驱动器 | YFX | 8 | -40 to 85

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