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54ACTQ646

更新时间: 2024-02-14 20:42:12
品牌 Logo 应用领域
美国国家半导体 - NSC /
页数 文件大小 规格书
9页 189K
描述
Quiet Series Octal Transceiver/Register with 3-STATE Outputs

54ACTQ646 技术参数

是否Rohs认证:不符合生命周期:Obsolete
包装说明:DIP, DIP24,.3Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.21
Is Samacsys:N其他特性:SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED/REAL TIME DATA
控制类型:INDEPENDENT CONTROL计数方向:BIDIRECTIONAL
系列:ACTJESD-30 代码:R-GDIP-T24
JESD-609代码:e0负载电容(CL):50 pF
逻辑集成电路类型:REGISTERED BUS TRANSCEIVER最大I(ol):0.024 A
位数:8功能数量:1
端口数量:2端子数量:24
最高工作温度:125 °C最低工作温度:-55 °C
输出特性:3-STATE输出极性:TRUE
封装主体材料:CERAMIC, GLASS-SEALED封装代码:DIP
封装等效代码:DIP24,.3封装形状:RECTANGULAR
封装形式:IN-LINE包装方法:TUBE
峰值回流温度(摄氏度):NOT SPECIFIED电源:5 V
Prop。Delay @ Nom-Sup:11 ns传播延迟(tpd):12 ns
认证状态:Not Qualified筛选级别:MIL-STD-883 Class B
子类别:Bus Driver/Transceivers最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:NO技术:CMOS
温度等级:MILITARY端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
翻译:N/A触发器类型:POSITIVE EDGE
Base Number Matches:1

54ACTQ646 数据手册

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September 1998  
54ACTQ646  
Quiet Series Octal Transceiver/Register with 3-STATE  
Outputs  
General Description  
Features  
n Guaranteed simultaneous switching noise level and  
dynamic threshold performance  
The ACTQ646 consist of registered bus transceiver circuits,  
with outputs, D-type flip-flops, and control circuitry providing  
multiplexed transmission of data directly from the input bus  
or from the internal storage registers. Data on the A or B bus  
will be loaded into the respective registers on the  
LOW-to-HIGH transition of the appropriate clock pin (CPAB  
or CPBA). The four fundamental handling functions available  
are illustrated in Figures 1, 2, 3, 4.  
n Independent registers for A and B busses  
n Multiplexed real-time and stored data transfers  
n 300 mil slim dual-in-line package  
n Outputs source/sink 24 mA  
n Faster prop delays than the standard AC/ACT646  
n 4 kV minimum ESD immunity  
The ACTQ utilizes FSC Quiet Series technology to guaran-  
tee quiet output switching and improved dynamic threshold  
n Standard Microcircuit Drawing (SMD) 5962-9219601  
performance. FACT Quiet Series features GTO output  
control and undershoot corrector in addition to a split ground  
bus for superior performance.  
Logic Symbols  
IEEE/IEC  
DS100326-1  
DS100326-2  
Pin Descriptions  
Pin Names  
Description  
A0–A7  
Data Register A Inputs  
Data Register A Outputs  
Data Register B Inputs  
Data Register B Outputs  
Clock Pulse Inputs  
B0–B7  
CPAB,  
CPBA  
SAB, SBA  
Transmit/Receive Inputs  
GTO is a trademark of National Semiconductor Corporation  
FACT and FACT Quiet Series are trademarks of Fairchild Semiconductor Corporation  
© 1998 National Semiconductor Corporation  
DS100326  
www.national.com  

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