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Part Name
Description
ADM2484EBRWZ View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADM2484EBRWZ
500 kbps, ESD Protected, Half-/Full-Duplex, iC oupler, Isolated RS-485 Transceiver
Analog Devices
ADM2484EBRWZ Datasheet PDF : 16 Pages
First
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SWITCHING CHARACTERISTICS
V
DD1
0V
Z
V
O
Y
1/2V
O
V
DD1
/2
t
DPLH
V
DD1
/2
t
DPHL
+V
O
V
DIFF
–V
O
90% POINT
V
DIFF
= V
(Y)
– V
(Z)
90% POINT
10% POINT
t
DR
10% POINT
t
DF
Figure 21. Driver Propagation Delay, Rise/Fall Timing
DE
0.5V
DD1
t
ZL
0.5V
DD1
t
LZ
V
DD1
0V
Y, Z
2.3V
t
ZH
Y, Z
2.3V
V
OL
+ 0.5V
t
HZ
V
OH
– 0.5V
V
OL
V
OH
0V
Figure 22. Driver Enable/Disable Delay
ADM2484E
A, B
RxD
RE
RxD
RxD
0V
0V
0V
t
PLH
1.5V
t
PHL
1.5V
Figure 23. Receiver Propagation Delay
0.5V
DD1
t
ZL
0.5V
DD1
t
LZ
V
OH
V
OL
V
DD1
0V
1.5V
OUTPUT LOW
t
ZH
OUTPUT HIGH
1.5V
V
OL
+ 0.5V
V
OL
t
HZ
V
OH
V
OH
– 0.5V
0V
Figure 24. Receiver Enable/Disable Delay
Rev. C | Page 11 of 16
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