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54ABT244E-QML PDF预览

54ABT244E-QML

更新时间: 2024-01-19 08:43:32
品牌 Logo 应用领域
美国国家半导体 - NSC 驱动器
页数 文件大小 规格书
10页 255K
描述
Octal Buffer/Line Driver with TRI-STATE Outputs

54ABT244E-QML 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:DFP, FL20,.3Reach Compliance Code:compliant
风险等级:5.58Is Samacsys:N
控制类型:ENABLE LOW系列:ABT
JESD-30 代码:R-GDFP-F20JESD-609代码:e0
逻辑集成电路类型:BUS DRIVER最大I(ol):0.048 A
湿度敏感等级:1位数:4
功能数量:2端口数量:2
端子数量:20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:DFP封装等效代码:FL20,.3
封装形状:RECTANGULAR封装形式:FLATPACK
峰值回流温度(摄氏度):260电源:5 V
Prop。Delay @ Nom-Sup:5.3 ns传播延迟(tpd):5.3 ns
认证状态:Not Qualified筛选级别:MIL-PRF-38535 Class V
座面最大高度:2.286 mm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:YES
技术:BICMOS温度等级:MILITARY
端子面层:Tin/Lead (Sn63Pb37)端子形式:FLAT
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:40宽度:6.731 mm
Base Number Matches:1

54ABT244E-QML 数据手册

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July 1998  
54ABT244  
Octal Buffer/Line Driver with TRI-STATE® Outputs  
n Guaranteed simultaneous switching, noise level and  
dynamic threshold performance  
n Guaranteed latchup protection  
n High impedance glitch free bus loading during entire  
power up and power down cycle  
n Nondestructive hot insertion capability  
n Disable time less than enable time to avoid bus  
contention  
General Description  
The ’ABT244 is an octal buffer and line driver with  
TRI-STATE outputs designed to be employed as a memory  
and address driver, clock driver, or bus-oriented transmitter/  
receiver.  
Features  
n Non-inverting buffers  
n Output sink capability of 48 mA, source capability of  
n Standard Microcircuit Drawing (SMD) 5962-9214701  
24 mA  
n Output switching specified for both 50 pF and 250 pF  
loads  
Ordering Code  
Military  
Package  
Number  
J20A  
Package Description  
54ABT244J-QML  
54ABT244W-QML  
54ABT244E-QML  
20-Lead Ceramic Dual-In-Line  
W20A  
20-Lead Cerpack  
E20A  
20-Lead Ceramic Leadless Chip Carrier, Type C  
Connection Diagrams  
Pin Assignment for  
DIP and Flatpak  
Pin Assignment for LCC  
DS100203-2  
DS100203-1  
Truth Table  
Pin  
Description  
Names  
OE1 I0–3 O0–3 OE2  
I4–7 O4–7  
OE1, OE2  
Output Enable Input  
(Active Low)  
Inputs  
H
L
L
X
H
L
Z
H
L
H
L
L
X
H
L
Z
H
L
I0–I7  
O0–O7  
Outputs  
=
=
=
=
H
L
X
Z
HIGH Voltage Level  
LOW Voltage Level  
Immaterial  
High Impedance  
TRI-STATE® is a registered trademark of National Semiconductor Corporation.  
© 1998 National Semiconductor Corporation  
DS100203  
www.national.com  

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