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IDT72V8985JG PDF预览

IDT72V8985JG

更新时间: 2024-09-27 06:35:51
品牌 Logo 应用领域
艾迪悌 - IDT 电信电信集成电路
页数 文件大小 规格书
14页 136K
描述
Digital Time Switch, PQCC44, 0.65 X 0.65 INCH, 0.05 INCH PITCH, PLASTIC, LCC-44

IDT72V8985JG 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Transferred零件包装代码:LCC
包装说明:0.65 X 0.65 INCH, 0.05 INCH PITCH, PLASTIC, LCC-44针数:44
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.26
JESD-30 代码:S-PQCC-J44JESD-609代码:e3
长度:16.5862 mm功能数量:1
端子数量:44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:QCCJ封装形状:SQUARE
封装形式:CHIP CARRIER峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:4.57 mm
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:MATTE TIN端子形式:J BEND
端子节距:1.27 mm端子位置:QUAD
处于峰值回流温度下的最长时间:30宽度:16.5862 mm

IDT72V8985JG 数据手册

 浏览型号IDT72V8985JG的Datasheet PDF文件第2页浏览型号IDT72V8985JG的Datasheet PDF文件第3页浏览型号IDT72V8985JG的Datasheet PDF文件第4页浏览型号IDT72V8985JG的Datasheet PDF文件第5页浏览型号IDT72V8985JG的Datasheet PDF文件第6页浏览型号IDT72V8985JG的Datasheet PDF文件第7页 
3.3 VOLT TIME SLOT INTERCHANGE  
DIGITAL SWITCH  
256 x 256  
IDT72V8985  
andwriteaccesstoindividualchannels. Asanimportantfunctionofadigital  
switchis tomaintainsequenceintegrityandminimizethroughputdelay, the  
IDT72V8985isanidealsolutionformostswitchingneeds.  
FEATURES:  
256 x 256 channel non-blocking switch  
Automatic signal identification (ST-BUS®, GCI)  
8 RX inputs32 channels at 64 Kbit/s per serial line  
8 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  
Framesequence,constantthroughputdelay,andguaranteedminimum  
delayarehighpriorityrequirementsintodaysintegrateddataandmultimedia  
networks. TheIDT72V8985providesthesefunctionsonaper-channelbasis  
usingastandardmicroprocessorcontrolinterface. Eachoftheeightseriallines  
is designed to switch 64 Kbit/s PCM or N x 64 Kbit/s data.  
InProcessorMode,themicroprocessorcanaccesstheinputandoutputtime  
slotstocontrolotherdevicessuchasISDNtransceiversandtrunkinterfaces.  
SupportingbothGCIandST-BUS® formats,IDT72V8985hasincorporatedan  
internal circuit to automatically identify the polarity and format of the frame  
synchronization.  
Available in 44-pin Plastic Leaded Chip Carrier (PLCC),  
48-pin Small Shrink Outline Package (SSOP), and 44-pin Plastic  
Quad Flatpack (PQFP)  
Operating Temperature Range -40°C to +85°C  
3.3V I/O with 5V Tolerant Inputs  
AfunctionalblockdiagramoftheIDT72V8985deviceisshownonpage1.  
The serial streams operate continuously at 2.048 Mb/s and are arranged in  
125µswideframeseachcontaining32,8-bitchannels. Eightinput(RX0-7)and  
eight output (TX0-7) serial streams are provided in the IDT72V8985 device  
allowing a complete 256 x 256 channel non-blocking switch matrix to be  
constructed. Theserialinterfaceclockforthedeviceis 4.096MHz.  
DESCRIPTION:  
TheIDT72V8985isaST-BUS®/GCIcompatibledigitalswitchcontrolledby  
amicroprocessor. TheIDT72V8985canhandleasmanyas256,64Kbit/sinput  
andoutputchannels. Those256channelsaredividedinto8serialinputsand  
outputs,eachofwhichconsistsof32channels.TheIDT72V8985providesper-  
channelvariableorconstantthroughputdelaymodesandmicroprocessorread  
FUNCTIONAL BLOCK DIAGRAM  
RESET(1)  
ODE  
C4i F0i  
VCC GND  
TX0  
TX1  
TX2  
TX3  
TX4  
TX5  
TX6  
TX7  
Timing  
Unit  
RX0  
Output MUX  
RX1  
RX2  
Receive  
Serial Data  
Streams  
Transmit  
Serial Data  
Streams  
RX3  
Data  
Memory  
RX4  
RX5  
RX6  
RX7  
Connection  
Memory  
Control Register  
Microprocessor Interface  
5707 drw01  
CCO  
DS  
A0/  
A5  
CS  
R/W  
D0/  
D7  
DTA  
NOTE:  
1. The RESET Input is only provided on the SSOP package.  
IDTandtheIDTlogoareregisteredtrademarksofIntegratedDeviceTechnology,Inc. TheST-BUSisatrademarkofMitelCorp.  
AUGUST 2003  
1
2003 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice.  
DSC-5707/5  

IDT72V8985JG 替代型号

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