Datasheet

ADuM1440/ADuM1441/ADuM1442/ADuM1445/ADuM1446/ADuM1447 Data Sheet
Rev. E | Page 18 of 25
0
20
60
40
100
80
120
140
160
180
200
0 500 1000 1500 2000
CURRENT CONSUMPTION PER INPUT (µA)
DATA RATE (kbps)
V
DDx
INPUT CURRENT
11845-013
0
0.5
1.0
0
5 10
Figure 17. Current Consumption per Input vs. Data Rate for V
DDX
= 3.3 V,
EN
x
= High Operation
0
20
40
60
80
100
120
140
0 500 1000 1500 2000
CURRENT CONSUMPTION PER OUTPUT (µA)
D
ATA R
ATE (kbps)
V
DDx
OUTPUT CURRENT
11845-014
0
0.5
1.0
0 5 10
Figure 18. Current Consumption per Output vs. Data Rate for V
DDx
= 3.3 V,
EN
x
= High Operation
0
100
200
300
400
500
600
0 1 2 3 4
I
DDx
CURRENT (µA)
DATA INPUT VOLTAGE (V)
FALLING
RISING
11845-015
SFigure 19. Typical I
DDx
Current per Input vs.
Data Input Voltage for V
DDx
= 3.3 V
0
50
100
150
200
250
300
0
0.5 1.0 1.5
2.0
2.5 3.0
I
DDx
CURRENT (µA)
DATA INPUT VOLTAGE (V)
FALLING
RISING
11845-016
Figure 20. I
DDx
Current per Input vs. Data Input Voltage for V
DDx
= 2.5 V
0
1
2
3
4
5
6
7
8
9
10
–40 –20 0 20 40 60 80 100 120 140
SUPPLY CURRENT/CHANNEL (µA)
TEMPERATURE (°C)
OUTPUT
INPUT
11845-117
Figure 21. Typical Input and Output Supply Current per Channel vs.
Temperature for V
DDx
= 2.5 V, Data Rate = 100 kbps
0
1
2
3
4
5
6
7
8
9
10
–40
–20
0
20
40
60
80
100
120 140
SUPPLY CURRENT/CHANNEL (µA)
TEMPERATURE (°C)
OUTPUT
INPUT
11845-118
Figure 22. Typical Input and Output Supply Current per Channel vs.
Temperature for V
DDx
= 3.3 V, Data Rate = 100 kbps