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HD74LVC240A Datasheet

  • HD74LVC240A

  • Octal Buffers / Line Drivers with 3-state Outputs

  • 49.92KB

  • 8頁

  • HITACHI

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HD74LVC240A
Octal Buffers / Line Drivers with 3-state Outputs
ADE-205-109B(Z)
3rd Edition
December 1996
Description
The HD74LVC240A has eight inverter drivers with three state outputs in a 20 pin package. This device is
a inverting buffer and has two active low enables (1G and 2G). Each enable independently controls four
buffers. Low voltage and high speed operation is suitable at the battery drive product (note type personal
computer) and low power consumption extends the life of a battery for long time operation.
Features
鈥?/div>
V
CC
= 2.0 V to 5.5 V
鈥?/div>
All inputs V
IH
(Max.) = 5.5 V (@V
CC
= 0 V to 5.5 V)
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
All outputs V
OUT
(Max.) = 5.5 V (@V
CC
= 0 V or output off state)
Typical V
OL
ground bounce < 0.8 V (@V
CC
= 3.3 V, Ta = 25擄C)
Typical V
OH
undershoot > 2.0 V (@V
CC
= 3.3 V, Ta = 25擄C)
High output current 鹵24 mA (@V
CC
= 3.0 V to 5.5 V)
Function Table
Inputs
G
H
L
L
H:
L:
X:
Z:
High level
Low level
Immaterial
High impedance
A
X
H
L
Output
Y
Z
L
H

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