ADM3485E
120
0.9
0.8
100
80
SHUTDOWN CURRENT (µA)
03338-057
0.7
0.6
0.5
0.4
0.3
0.2
0.1
03338-060
03338-062
OUTPUT CURRENT (mA)
60
40
20
0
0
2
4
6
8
10
12
OUTPUT LOW VOLTAGE (V)
0
–50
–25
0
25
50
75
TEMPERATURE (°C)
Figure 18. Output Current vs. Driver Output Low Voltage
120
Figure 21. Shutdown Current vs. Temperature
100
OUTPUT CURRENT (mA)
DI
80
3
60
A
40
20
CH1
CH2
B
–6
–5
–4
–3
–2
–1
0
1
2
3
4
OUTPUT HIGH VOLTAGE (V)
Figure 19. Output Current vs. Driver Output High Voltage
1.2
03338-058
0
–7
CH1 1.0V
Ω
CH3 2.0V
Ω
CH2 1.0V Ω
IT 400ps/pt A CH3
M20ns 1.25GS/s
1.44V
Figure 22. Driver Propagation Delay
1.1
SUPPLY CURRENT (mA)
1.0
M1
V
A
– V
B
0.9
0.8
0.7
RO
0.6
3
03338-059
0.5
–40
–10
20
TEMPERATURE (°C)
50
80
CH3
2.0V
Ω
M200ns 250MS/s
MATH1 2.01V 200ns
4ns/pt
A CH2
1.24V
Figure 20. Supply Current vs. Temperature
Figure 23. Receiver Propagation Delay,
Driven by External RS-485 Device
Rev. D | Page 10 of 16
03338-061
AD [ ANALOG DEVICES ]
