74hc7540 NXP Semiconductors, 74hc7540 Datasheet - Page 4
74hc7540
Manufacturer Part Number
74hc7540
Description
Octal Schmitt Trigger Buffer/line Driver; 3-state; Inverting
Manufacturer
NXP Semiconductors
Datasheet
1.74HC7540.pdf
(7 pages)
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FUNCTION TABLE
Notes
1. H = HIGH voltage level
December 1990
Octal Schmitt trigger buffer/line driver;
3-state; inverting
OE
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
X
H
L
L
1
INPUTS
OE
H
X
L
L
2
A
H
X
X
L
n
OUTPUTS
Y
H
Z
Z
L
n
Fig.5 Logic diagram.
4
Fig.4 Functional diagram.
74HC/HCT7540
Product specification
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