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IDT72V8981J8 PDF预览

IDT72V8981J8

更新时间: 2024-02-18 03:32:04
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
11页 117K
描述
Digital Time Switch, PQCC44, 0.65 X 0.65 INCH, 0.05 INCH PITCH, PLASTIC, LCC-44

IDT72V8981J8 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete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:not_compliantHTS代码:8542.39.00.01
风险等级:5.19JESD-30 代码:S-PQCC-J44
JESD-609代码:e0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
封装等效代码:LDCC44,.7SQ封装形状:SQUARE
封装形式:CHIP CARRIER峰值回流温度(摄氏度):225
电源:3.3 V认证状态:Not Qualified
座面最大高度:4.57 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 (Sn/Pb)
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 mmBase Number Matches:1

IDT72V8981J8 数据手册

 浏览型号IDT72V8981J8的Datasheet PDF文件第2页浏览型号IDT72V8981J8的Datasheet PDF文件第3页浏览型号IDT72V8981J8的Datasheet PDF文件第4页浏览型号IDT72V8981J8的Datasheet PDF文件第5页浏览型号IDT72V8981J8的Datasheet PDF文件第6页浏览型号IDT72V8981J8的Datasheet PDF文件第7页 
3.3 VOLT TIME SLOT INTERCHANGE  
DIGITAL SWITCH  
128 x 128  
IDT72V8981  
outputs,eachofwhichconsistsof32channels(64Kbit/sperchannel)toform  
amultiplexed2.048Mb/sstream.  
FEATURES:  
128 x 128 channel non-blocking switch  
Serial Telecom Bus Compatible (ST-BUS®)  
4 RX inputs32 channels at 64 Kbit/s per serial line  
4 TX output32 channels at 64 Kbit/s per serial line  
Three-state serial outputs  
Microprocessor Interface (8-bit data bus)  
3.3V Power Supply  
Available in 44-pin Plastic Leaded Chip Carrier (PLCC), and  
44-pin Plastic Quad Flatpack (PQFP)  
FUNCTIONALDESCRIPTION  
AfunctionalblockdiagramoftheIDT72V8981deviceisshownbelow. The  
serial streamsoperatecontinuouslyat2.048Mb/sandarearrangedin125µs  
wideframeseachcontaining32,8-bitchannels. Fourinput(RX0-3)andfour  
output (TX0-3)serialstreamsareprovidedintheIDT72V8981deviceallowing  
acomplete128x128channelnon-blockingswitchmatrixtobeconstructed.  
The serial interface clock (C4i) for the device is 4.096 MHz.  
Operating Temperature Range -40°C to +85°C  
3.3V I/O with 5V Tolerant Inputs  
Thereceivedserialdataisinternallyconvertedtoaparallelformatbythe  
onchipserial-to-parallelconvertersandstoredsequentiallyina128-position  
DataMemory.Byusinganinternalcounterthatisresetbytheinput8KHzframe  
pulse,F0i,theincomingserialdatastreamscanbeframedandsequentially  
addressed.  
DESCRIPTION:  
The IDT72V8981 is a ST-BUS® compatible digital switch controlled by a  
microprocessor. TheIDT72V8981canhandleasmanyas128,64Kbit/sinput  
andoutputchannels. Those128channelsaredividedinto4serialinputsand  
Datatobeoutputontheserialstreamsmaycomefromtwosources:Data  
MemoryorConnectionMemory. TheConnectionMemoryis16bitswideand  
FUNCTIONAL BLOCK DIAGRAM  
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  
5702 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-5702/4  

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