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IDT74ALVCH16270PA PDF预览

IDT74ALVCH16270PA

更新时间: 2024-09-10 04:58:31
品牌 Logo 应用领域
艾迪悌 - IDT 输出元件
页数 文件大小 规格书
7页 81K
描述
3.3V CMOS 12-BIT TO 24-BIT REGISTERED BUS EXCHANGER WITH 3-STATE OUTPUTS AND BUS-HOLD

IDT74ALVCH16270PA 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:TSSOP, TSSOP56,.3,20
针数:56Reach Compliance Code:not_compliant
风险等级:5.76系列:ALVC/VCX/A
JESD-30 代码:R-PDSO-G56JESD-609代码:e0
长度:14 mm逻辑集成电路类型:BUS EXCHANGER
湿度敏感等级:1位数:12
功能数量:1端口数量:3
端子数量:56最高工作温度:85 °C
最低工作温度:-40 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装等效代码:TSSOP56,.3,20
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):NOT SPECIFIED电源:3.3 V
传播延迟(tpd):6.4 ns认证状态:Not Qualified
座面最大高度:1.2 mm子类别:Other Logic ICs
最大供电电压 (Vsup):3.6 V最小供电电压 (Vsup):2.7 V
标称供电电压 (Vsup):3.3 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
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:6.1 mm
Base Number Matches:1

IDT74ALVCH16270PA 数据手册

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IDT74ALVCH16270  
3.3V CMOS 12-BIT TO  
24-BIT REGISTERED BUS  
EXCHANGER WITH 3-STATE  
OUTPUTS AND BUS-HOLD  
FEATURES:  
DESCRIPTION:  
• 0.5 MICRON CMOS Technology  
This registered bus exchanger is built using advanced dual metal CMOS  
technology. The ALVCH16270 is used in applications in which data must be  
transferred from a narrow high-speed bus to a wide lower-frequency bus.  
This device provides synchronous data exchange between the two ports.  
Dataisstoredintheinternalregistersonthelow-to-hightransitionoftheclock  
(CLK)inputwhentheappropriateclock-enable(CLKEN)inputsarelow. The  
select(SEL)lineselects1Bor2BdatafortheAoutputs.Fordatatransferinthe  
A-to-Bdirection,atwo-stagepipelineisprovidedintheA-to-1Bpath,withasingle  
storageregisterintheA-to-2Bpath.PropercontroloftheCLKENAinputallows  
twosequential12-bitwordstobepresentedsynchronouslyasa24-bitwordon  
theB-port.Dataflowiscontrolledbytheactive-lowoutputenables(OEAand  
OEB). The control terminals are registered to synchronize the bus-direction  
changeswithCLK.  
The ALVCH16270 has been designed with a ±24mA output driver. This  
driveriscapableofdrivingamoderatetoheavyloadwhilemaintainingspeed  
performance.  
TheALVCH16270hasbus-holdwhichretainstheinputslaststatewhen-  
ever the input goes to a high impedance. This prevents floating inputs and  
eliminatestheneedforpull-up/downresistors.  
• Typical tSK(o) (Output Skew) < 250ps  
• ESD > 2000V per MIL-STD-883, Method 3015; > 200V using  
machine model (C = 200pF, R = 0)  
• VCC = 3.3V ± 0.3V, Normal Range  
• VCC = 2.7V to 3.6V, Extended Range  
• VCC = 2.5V ± 0.2V  
• CMOS power levels (0.4µ W typ. static)  
• Rail-to-Rail output swing for increased noise margin  
• Available in SSOP, TSSOP, and TVSOP packages  
DRIVE FEATURES:  
• High Output Drivers: ±24mA  
• Suitable for heavy loads  
APPLICATIONS:  
• 3.3V high speed systems  
• 3.3V and lower voltage computing systems  
FUNCTIONALBLOCKDIAGRAM  
29  
CLK  
2
CLKEN1B  
27  
CLKEN2B  
30  
CLKENA1  
55  
CLKENA2  
C1  
1D  
56  
OEB  
28  
SEL  
1
OEA  
CE  
C1  
1D  
1D  
C1  
23  
1B1  
CE  
0
1
C1  
8
A1  
6
2B1  
1D  
CE  
CE  
C1  
1D  
C1  
1D  
CE  
C1  
1D  
1 of 12 Channels  
TheIDTlogoisaregisteredtrademarkofIntegratedDeviceTechnology,Inc.  
INDUSTRIAL TEMPERATURE RANGE  
AUGUST 1999  
1
© 1999 Integrated Device Technology, Inc.  
DSC-4475/1  

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