adm2481 Analog Devices, Inc., adm2481 Datasheet - Page 8

• Manufacturer Part Number: adm2481
• Description: Half-duplex, Icoupler Isolated Rs-485 Transceiver Adm2481
• Manufacturer: Analog Devices, Inc.

ADM2481
TYPICAL PERFORMANCE CHARACTERISTICS
–110
120
100
–10
–30
–50
–70
–90
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
80
60
40
20
0
Figure 5. Output Current vs. Driver Output High Voltage
Figure 4. Output Current vs. Driver Output Low Voltage
0
0
0
Figure 3. Unloaded Supply Current vs. Temperature
0.5
0.5
–40
1.0
1.0
1.5
1.5
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
I
I
DD1
DD2
2.0
2.0
_RCVR_ENABLE @ 5.5V
_DE_ENABLE @ 5.5V
2.5
2.5
25
3.0
3.0
3.5
3.5
4.0
4.0
85
4.5
4.5
5.0
5.0
Rev. 0 | Page 8 of 20
Figure 6. Receiver Output Low Voltage vs. Temperature, I
Figure 7. Receiver Output High Voltage vs. Temperature, I
Figure 8. Driver Output Current vs. Differential Output Voltage
0.32
0.30
0.28
0.26
0.24
0.22
0.20
4.78
4.76
4.74
4.72
4.70
4.68
4.66
90
80
70
60
50
40
30
20
10
0
–40
–40
0
0.5
–25
–25
1.0
DIFFERENTIAL OUTPUT VOLTAGE (V)
–10
–10
1.5
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
2.0
20
20
2.5
3.0
35
35
3.5
50
50
4.0
65
65
OUT
OUT
4.5
= –4 mA
= 4 mA
80
80
5.0