ST485ER View Datasheet(PDF) - STMicroelectronics
Part Name
Description
View to exact match
ST485ER Datasheet PDF : 19 Pages
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Truth tables
2
Truth tables
Note:
Note:
Table 2.
Truth table (driver)
Inputs
RE
DE
DI
X
H
H
X
H
L
X
L
X
X = Don’t care; Z = High impedance
Table 3.
Truth table (receiver)
Inputs
RE
DE
L
L
L
L
L
L
H
L
X = Don’t care; Z = High impedance
A-B
≥ +0.2V
≤-0.2V
Inputs open
X
ST485ER
Outputs
B
A
L
H
H
L
Z
Z
Outputs
RO
H
L
H
Z
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