EVAL-ADM2487EEB5Z Analog Devices Inc, EVAL-ADM2487EEB5Z Datasheet - Page 13

• Manufacturer Part Number: EVAL-ADM2487EEB5Z
• Description: ADM2487E Evaluation Board
• Manufacturer: Analog Devices Inc

Specifications of EVAL-ADM2487EEB5Z

• Main Purpose: Interface, Transceiver, RS-485
• Utilized Ic / Part: ADM2487
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SWITCHING CHARACTERISTICS
V
V
A – B
+V
–V
DIFF
DD1
0V
RxD
Z
Y
O
O
V
O
10% POINT
Figure 26. Driver Propagation Delay, Rise/Fall Timing
1/2V
t
90% POINT
O
PLH
0V
Figure 27. Receiver Propagation Delay
t
DPLH
V
1.5V
t
DD1
DR
/2
t
SKEW
t
DSKEW
V
DIFF
= |
= V
= |
t
PLH
t
DPLH
(Y)
V
DD1
–
– V
t
PHL
/2
–
(Z)
t
DPHL
|
t
t
PHL
DPHL
|
0V
t
90% POINT
DF
1.5V
10% POINT
V
V
OH
OL
Rev. A | Page 13 of 20
RxD
RxD
Y, Z
Y, Z
DE
RE
0V
0.5V
t
t
ZH
ZL
Figure 29. Receiver Enable/Disable Timing
0.5V
t
t
Figure 28. Driver Enable/Disable Timing
ZH
ZL
DD1
DD1
2.3V
2.3V
1.5V
1.5V
OUTPUT LOW
OUTPUT HIGH
ADM2482E/ADM2487E
t
t
HZ
LZ
0.5V
t
t
HZ
LZ
0.5V
DD1
V
V
OL
OH
DD1
V
V
+ 0.5V
– 0.5V
OL
OH
+ 0.5V
– 0.5V
0.7V
0.3V
V
0V
V
V
0V
DD1
DD1
V
V
DD1
OL
OH
OL
OH