adm2491e Analog Devices, Inc., adm2491e Datasheet - Page 11

• Manufacturer Part Number: adm2491e
• Description: High Speed, Esd-protected, Half-/full-duplex, Icoupler Isolated Rs-485 Transceiver
• Manufacturer: Analog Devices, Inc.

Figure 20. Thermal Derating Curve, Dependence of Safety-Limiting Values
–10
–12
–14
350
300
250
200
150
100
–2
–4
–6
–8
16
14
12
10
50
0
Figure 21. Output Current vs. Receiver Output High Voltage
8
6
4
2
0
Figure 22. Output Current vs. Receiver Output Low Voltage
0
4.0
0
0
0.2
with Case Temperature per VDE 0884
4.2
50
RECEIVER OUTPUT VOLTAGE (V)
RECEIVER OUTPUT VOLTAGE (V)
CASE TEMPERATURE (°C)
SIDE 1
0.4
SIDE 2
4.4
100
0.6
4.6
0.8
150
4.8
1.0
5.0
200
1.2
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4.76
4.75
4.74
4.73
4.72
4.71
4.70
4.69
4.68
4.67
4.66
4.65
0.35
0.30
0.25
0.20
0.15
0.10
0.05
Figure 23. Receiver Output High Voltage vs. Temperature,
0
–40
–40
Figure 24. Receiver Output Low Voltage vs. Temperature,
–20
–20
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
I
I
RxD
RxD
= −4 mA
= –4 mA
20
20
40
40
60
60
ADM2491E
80
80