adm2485 Analog Devices, Inc., adm2485 Datasheet - Page 12

• Manufacturer Part Number: adm2485
• Description: High Speed Isolated Rs-485 Transceiver With Integrated Transformer Driver
• Manufacturer: Analog Devices, Inc.

ADM2485
Figure 23. Thermal Derating Curve, Dependence of Safety-Limiting Values
1
3
350
300
250
200
150
100
50
Figure 22. Driver/Receiver Propagation Delay, High to Low
0
CH1
CH3 2.0V Ω
0
1.0V Ω
with Case Temperature per VDE 0884-2
CH2 1.0V Ω
(R
LDIFF
50
CASE TEMPERATURE (°C)
= 54 Ω, C
SIDE 1
SIDE 2
L1
M10.0ns
100
T
= C
L2
19.8000ns
= 100 pF)
A CH1
150
120mV
200
Rev. 0 | Page 12 of 20
–10
–20
–30
–40
–50
–60
–70
Figure 24. Output Current vs. Receiver Output High Voltage
Figure 25. Output Current vs. Receiver Output Low Voltage
60
50
40
30
20
10
0
0
0
0
1
1
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
2
2
3
3
4
4
5
5