adm1486 Analog Devices, Inc., adm1486 Datasheet - Page 11

• Manufacturer Part Number: adm1486
• Description: 5 V, 0.8 Ma Profibus Rs-485 Transceiver
• Manufacturer: Analog Devices, Inc.

1, 2
1, 2
1, 2
3
4
Figure 27. Driver/Receiver Propagation Delays Low to High
CH1
CH3
CH1
CH1
Figure 25. Unloaded Driver Differential Outputs
Figure 26. Loaded Driver Differential Output
1.00VΩ
2.00VΩ
1.00VΩ
500mVΩ
(R
(R
L
LDIFF
Diff = 54 Ω, C
CH2
CH4
CH2
CH2
= 54 Ω, C
1.00VΩ
5.00VΩ
1.00VΩ
500mVΩ M4.00ns CH1
L1
L1
= C
= C
M10.0ns
M4.00ns
L2
L2
= 100 pF)
= 100 pF)
CH1
CH1
1.72V
1.72V
1.72V
DI
A
B
RO
A
B
A
B
Rev. A | Page 11 of 16
1, 2
1, 2
1, 2
3
4
Figure 28. Driver/Receiver Propagation Delays High to Low
CH1
CH3
CH1
CH1
Figure 29. Unloaded Driver Outputs at 15 Mbps
Figure 30. Unloaded Driver Outputs at 30 Mbps
1.00VΩ
2.00VΩ
1.00VΩ
1.00VΩ
(R
L
Diff = 54 Ω, C
CH2
CH4
CH2
CH2
1.00VΩ
5.00VΩ
1.00VΩ
1.00VΩ
L1
= C
M10.0ns
M10.0ns
M4.00ns
L2
= 100 pF)
CH1
CH1
CH1
ADM1486
1.72V
3.40V
3.40V
DI
A
B
RO
A
B
A
B