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QS34XST253Q3 PDF预览

QS34XST253Q3

更新时间: 2024-01-31 17:10:16
品牌 Logo 应用领域
艾迪悌 - IDT 驱动光电二极管逻辑集成电路
页数 文件大小 规格书
10页 131K
描述
Decoder/Driver, True Output, CMOS, PDSO80

QS34XST253Q3 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
Reach Compliance Code:not_compliant风险等级:5.91
JESD-30 代码:R-PDSO-G80JESD-609代码:e0
负载电容(CL):50 pF逻辑集成电路类型:MULTIPLEXER
湿度敏感等级:1功能数量:2
输入次数:4端子数量:80
最高工作温度:85 °C最低工作温度:-40 °C
输出特性:3-STATE封装主体材料:PLASTIC/EPOXY
封装代码:SSOP封装等效代码:SSOP80,.25,20
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
包装方法:TAPE AND REEL电源:5 V
认证状态:Not Qualified子类别:Multiplexer/Demultiplexers
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:GULL WING
端子节距:0.5 mm端子位置:DUAL
Base Number Matches:1

QS34XST253Q3 数据手册

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QUICKSWITCH® PRODUCTS  
HIGH-SPEED CMOS  
IDTQS34XST253  
SYNCHROSWITCH™ 32:8 MUX/DEMUX  
WITH ACTIVE TERMINATORS  
DESCRIPTION:  
FEATURES:  
Enhanced N channel FET with no inherent diode to Vcc  
Bidirectional signal flow  
Flow-through pinout  
Zero propagation delay, zero ground bounce  
8 banks of 4:1 Mux/Demux  
Port select synchronous to the clock  
Clock enable and asynchronous enable  
“Bus-hold” terminators on the Demux side  
Undershoot clamp diodes on all switch and control pins  
Asynchronous SEL option  
TheQS34XST253isahigh-speedCMOS 32:8 multiplexer/demultiplexer  
withactiveterminators(bus-holdcircuits)onthedemuxside. Itisorganized  
as four independent dual 4:1 mux/demux blocks. Port selection and  
connection, controlled by SEL signals, can be either asynchronous or  
synchronous. In the synchronous mode, the A, B, C, or D port to Y port  
connectionis updatedonthe risingedge ofthe inputclockCLK. Once the  
port-to-portconnectionismade,dataflowcanbebi-directionalwithatypical  
250ps propagation delay through the switch. Clock Enable, overriding  
Asynchronous Enable, and Asynchronous Select controls provide addi-  
tionaldesignflexibility.  
Break-before-make feature  
The bus-hold circuits latch the last data driven on the demux side,  
providinginfiniteholdtimeandglitch-freesignaltransitions. Synchronous  
controlsandbus-holdeasetimingconstraintsinmanyhighspeeddatamux/  
demux applications, such as bank interleaving. The QS34XST253 is  
available inthe space-saving,80-pindual-in-line MillipaQpackage.  
Available in 80-pin MillipaQ (Q3)  
Bus-hold eliminates floating bus lines and reduces static power  
consumption  
APPLICATIONS  
The QS34XST253 is characterized for operation at -40°C to +85°C.  
Video, audio, graphics switching, muxing  
FUNCTIONALBLOCKDIAGRAM  
R
=
T
OEn0  
OEn1  
SELn0  
SELn1  
CLKn  
CONTROL  
LOGIC  
CLKENn  
SYNCn  
An0  
Bn0  
Cn0  
Dn0  
An1  
Bn1  
Cn1  
Dn1  
T
T
T
T
T
T
T
T
Yn0  
Yn1  
NOTE: One of four blocks shown.  
INDUSTRIAL TEMPERATURE RANGE  
NOVEMBER 1999  
1
c
1999 Integrated Device Technology, Inc.  
DSC-5531/-  

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