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IDT74LVCH245ASO PDF预览

IDT74LVCH245ASO

更新时间: 2024-09-15 22:57:23
品牌 Logo 应用领域
艾迪悌 - IDT 总线收发器输出元件
页数 文件大小 规格书
6页 66K
描述
3.3V CMOS OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS, 5 VOLT TOLERANT I/O AND BUS-HOLD

IDT74LVCH245ASO 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP20,.4
针数:20Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.3
其他特性:WITH DIRECTION CONTROL控制类型:COMMON CONTROL
计数方向:BIDIRECTIONAL系列:LVC/LCX/Z
JESD-30 代码:R-PDSO-G20JESD-609代码:e0
长度:12.8 mm逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.024 A湿度敏感等级:1
位数:8功能数量:1
端口数量:2端子数量:20
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:SOP
封装等效代码:SOP20,.4封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):225
电源:3.3 VProp。Delay @ Nom-Sup:6.3 ns
传播延迟(tpd):7.3 ns认证状态:Not Qualified
座面最大高度:2.65 mm子类别:Bus Driver/Transceivers
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:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30翻译:N/A
宽度:7.5 mm

IDT74LVCH245ASO 数据手册

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3.3V CMOS OCTAL BUS  
TRANSCEIVER WITH 3-STATE  
IDT74LVCH245A  
OUTPUTS, 5 VOLT TOLERANT I/O  
AND BUS-HOLD  
FEATURES:  
DESCRIPTION:  
• 0.5 MICRON CMOS Technology  
TheLVCH245Aoctalbustransceiverisbuiltusingadvanceddualmetal  
CMOS technology. The device is designed for asynchronous communi-  
cationbetweendatabuses. DataistransmittedfromtheAbustotheBbus  
orfromtheBbustotheAbus,dependinguponthelogiclevelatthedirection-  
control (DIR) input. The output-enable (OE) input can be used to disable  
the device so the buses are effectively isolated.  
• 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  
• CMOS power levels (0.4µ W typ. static)  
• Rail-to-rail output swing for increased noise margin  
• All inputs, outputs, and I/O are 5V tolerant  
• Supports hot insertion  
The LVCH245A has been designed with a ±24mA output driver. This  
driver is capable of driving a moderate to heavy load while maintaining  
speedperformance.  
• Available in SOIC, SSOP, QSOP, and TSSOP packages  
The LVCH245A has “bus-hold” which retains the inputs’ last state  
whenever the input goes to a high-impedance. This prevents floating  
inputs and eliminates the need for pull-up/down resistors.  
Inputscanbedrivenfromeither3.3Vor5Vdevices. Thisfeatureallows  
the use of this device as a translator in a mixed 3.3V/5V system environ-  
ment.  
DRIVE FEATURES:  
• High Output Drivers: ±24mA  
• Reduced system switching noise  
APPLICATIONS:  
• 5V and 3.3V mixed voltage systems  
• Data communication and telecommunication systems  
FUNCTIONALBLOCKDIAGRAM  
1
DIR  
19  
OE  
2
A1  
18  
B1  
TO SEVEN OTHER CHANNELS  
TheIDTlogoisaregisteredtrademarkofIntegratedDeviceTechnology,Inc.  
INDUSTRIAL TEMPERATURE RANGE  
OCTOBER 1999  
1
© 1999 Integrated Device Technology, Inc.  
DSC-4611/1  

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