54LS240 Datasheet PDF - BDTIC
| Part Number | 54LS240 | |
| Description | LSTTL eight-Buffer / Bus Driver | |
| Manufacturers | BDTIC | |
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特点：
54LS240/74LS240
LSTTL 型八缓冲器/总线驱动器（三态、反相）
逻辑图
• 三态输出驱动总线或缓冲存贮器地址寄存
器；
• PNP 输入减小了直流负载；
• 输入端上的滞后电压改善了噪声容限。
典型参数
tpd=10ns
Pd=130mW
外引线排列图
功能表
输入
输出控制 数据
A
LL
LH
H×
输出
Y
H
L
Z
说明：
H=高电平 L=低电平 ×=不定 Z=高阻态
这种八缓冲器和线驱动器是为提高三态输出存储地址驱动器、时钟驱动器和
总线定向接收器和发射器的性能和集成度而特意设计的。此电路的特点是，扇出
高，扇入好，噪声容限高（400mV）。可用来驱动小到 133Ω的终端负载线。
www.BDTIC.comBDTIC 半导体事业部 www.bdtic.com/Semiconductor
Free Datasheet http://www.Datasheet4U.com
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for 54LS240 electronic component. |
| Information | Total 2 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ 54LS240.PDF Datasheet ] | |
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