ADM3491 Analog Devices, ADM3491 Datasheet - Page 8

• Manufacturer Part Number: ADM3491
• Description: 3.3 V/ Full Duplex/ 840 uA 20 Mbps/ EIA RS-485 Transceiver
• Manufacturer: Analog Devices

ADM3491
Figure 14. Receiver Output Low Voltage vs. Temperature
Figure 15. Driver Differential Output Voltage vs. Output
Current
Figure 13. Receiver Output Low Voltage vs. Output
Current
14
12
10
8
6
4
2
0
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
120
100
0
0
–40
80
60
40
20
0
0
0.5
–Typical Performance Characteristics
–20
0.5
DIFFERENTIAL O/P VOLTAGE – Volts
1
OUTPUT VOLTAGE – Volts
0
TEMPERATURE – C
1
1.5
I
20
RO
= 2.5mA
1.5
2
40
2.5
2
60
3
2.5
80
3.5
100
3
–8–
Figure 17. Receiver Output High Voltage vs. Temperature
Figure 16. Receiver Output High Voltage vs. Output
Current
Figure 18. Driver Differential Output Voltage vs.
Temperature
3.25
3.15
3.05
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
3.3
3.2
3.1
14
12
10
–40
8
6
4
2
0
3
–40
0
–20
–20
0
.5
1
OUTPUT HIGH VOLTAGE – Volts
0
0
TEMPERATURE – C
TEMPERATURE – C
1.5
I
20
RO
20
= –1.5mA
2
40
40
2.5
60
60
3
80
80
3.5
100
100
4
REV. 0