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IDT72V8988 PDF预览

IDT72V8988

更新时间: 2024-01-10 15:55:06
品牌 Logo 应用领域
艾迪悌 - IDT 开关
页数 文件大小 规格书
14页 131K
描述
3.3 VOLT TIME SLOT INTERCHANGE DIGITAL SWITCH 128 x 128

IDT72V8988 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:TSSOP包装说明:PLASTIC, TSSOP-48
针数:48Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.8
JESD-30 代码:R-PDSO-G48JESD-609代码:e0
长度:12.5 mm湿度敏感等级:1
功能数量:1端子数量:48
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:TSSOP
封装等效代码:TSSOP48,.3,20封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH电源:3.3 V
认证状态:Not Qualified座面最大高度:1.2 mm
子类别:Other Telecom ICs最大压摆率:0.005 mA
标称供电电压:3.3 V表面贴装:YES
电信集成电路类型:DIGITAL TIME SWITCH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
宽度:6.1 mmBase Number Matches:1

IDT72V8988 数据手册

 浏览型号IDT72V8988的Datasheet PDF文件第2页浏览型号IDT72V8988的Datasheet PDF文件第3页浏览型号IDT72V8988的Datasheet PDF文件第4页浏览型号IDT72V8988的Datasheet PDF文件第5页浏览型号IDT72V8988的Datasheet PDF文件第6页浏览型号IDT72V8988的Datasheet PDF文件第7页 
3.3 VOLT TIME SLOT INTERCHANGE  
DIGITAL SWITCH  
128 x 128  
IDT72V8988  
per-channelvariableorconstantthroughputdelaymodesandmicroprocessor  
readandwriteaccesstoindividualchannels. Asanimportantfunctionofadigital  
switchis tomaintainsequence integrityandminimize throughputdelay, the  
IDT72V8988isanidealsolutionformostswitchingneeds.  
FEATURES:  
128 x 128 channel non-blocking switch  
Automatic signal identification (ST-BUS®, GCI)  
4 RX inputs32 channels at 64 Kbit/s per serial line  
4 TX outputs32 channels at 64 Kbit/s per serial line  
Three-state serial outputs  
Microprocessor Interface (8-bit data bus)  
Frame Integrity for data applications  
3.3V Power Supply  
FUNCTIONALDESCRIPTION  
Frame sequence, constantthroughputdelay, andguaranteedminimum  
delayarehighpriorityrequirementsintodaysintegrateddataandmultimedia  
networks. TheIDT72V8988providesthesefunctionsonaper-channelbasis  
usingastandardmicroprocessorcontrolinterface. Eachofthefourseriallines  
is designed to switch 64 Kbit/s PCM or N x 64 Kbit/s data.  
Available in 44-pin Plastic Leaded Chip Carrier (PLCC), and  
44-pin Plastic Quad Flatpack (PQFP)  
Operating Temperature Range -40°C to +85°C  
3.3V I/O with 5V Tolerant Inputs  
InProcessorMode,themicroprocessorcanaccesstheinputandoutputtime  
slotstocontrolotherdevicessuchasISDNtransceiversandtrunkinterfaces.  
SupportingbothGCIandST-BUS® formats,IDT72V8988hasincorporatedan  
internal circuit to automatically identify the polarity and format of the frame  
synchronization.  
AfunctionalblockdiagramoftheIDT72V8988deviceisshownonpage1.  
The serial streams operate continuously at 2.048 Mb/s and are arranged in  
125µswideframeseachcontaining32,8-bitchannels. Fourinput(RX0-3)and  
DESCRIPTION:  
TheIDT72V8988isanST-BUS®/GCIcompatibledigitalswitchcontrolled  
byamicroprocessor. TheIDT72V8988canhandleasmanyas128,64Kbit/s  
inputandoutputchannels. Those128channelsaredividedinto4serialinputs  
andoutputs,eachofwhichconsistsof32channels.TheIDT72V8988provides  
FUNCTIONALBLOCKDIAGRAM  
ODE  
C4i F0i  
VCC GND  
Timing  
Unit  
Output MUX  
RX0  
TX0  
TX1  
TX2  
TX3  
Transmit  
Serial Data  
Streams  
Receive  
Serial Data  
Streams  
RX1  
Data  
Memory  
RX2  
RX3  
Connection  
Memory  
Control Register  
Microprocessor Interface  
5704 drw01  
DS  
A0/  
A5  
CS  
R/W  
D0/  
D7  
DTA  
IDTandtheIDTlogoareregisteredtrademarksofIntegratedDeviceTechnology,Inc. TheST-BUSisatrademarkofMitelCorp.  
AUGUST 2003  
1
2003 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice.  
DSC-5704/5  

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