ADM485E_15 Datasheet, PDF (8/16 Pages) Analog Devices – Half-Duplex, RS-485/RS-422 Transceivers

ADM485E/ADM487E/ADM1487E
TYPICAL PERFORMANCE CHARACTERISTICS
50
45
40
35
30
25
20
15
10
5
0
0
0.5
1.0
1.5
2.0
2.5
OUTPUT LOW VOLTAGE (V)
Figure 3. Output Current vs. Receiver Output Low Voltage
–30
–25
–20
–15
–10
–5
0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
OUTPUT HIGH VOLTAGE (V)
Figure 4. Output Current vs. Receiver Output High Voltage
4.5
4.4
4.3
4.2
I_RO = –8mA
4.1
4.0
3.9
–40
–20
0
20
40
60
80
TEMPERATURE (°C)
Figure 5. Receiver Output High Voltage vs. Temperature
0.9
0.8
0.7
0.6
0.5
0.4
0.3
I_RO = 8mA
0.2
0.1
0
–40
–20
0
20
40
TEMPERATURE (°C)
60
80
Figure 6. Receiver Output Low Voltage vs. Temperature
45
40
35
30
25
20
15
10
5
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
DIFFERENTIAL OUTPUT VOLTAGE (V)
Figure 7. Driver Output Current vs. Differential Output Voltage
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
–40
–20
0
20
40
60
80
TEMPERATURE (°C)
Figure 8. Driver Differential Output Voltage vs. Temperature
Rev. B | Page 8 of 16