ADN2891 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADN2891 Datasheet PDF : 16 Pages
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Data Sheet
1200
1000
800
600
400
200
0
0
200
400
600
800
1000
1200
PD_CATHODE CURRENT (PHOTODIODE CURRENT) (µA)
Figure 14. RSSI Output vs. Average Photodiode Current
60
50
40
30
20
10
0
0
10
20
30
40
50
60
PD_CATHODE CURRENT (PHOTODIODE CURRENT) (µA)
Figure 15. RSSI Output vs. Average Photodiode Current (Zoomed)
–0.15
–0.20
–0.25
–0.30
–0.35
–0.40
–0.45
–0.50
–0.55
–0.60
–0.65
–0.70
0
100 200 300 400 500 600 700 800 900 1000
INPUT CURRENT (µA)
Figure 16. PD_CATHODE Compliance Voltage vs.
Input Current RSSI (Refer to VCC)
ADN2891
900
800
700
600
500
400
300
200
100
0
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 17. RSSI Offset is the Difference Between Measured RSSI
Output and PD_CATHODE (Input) Current of 5 µA
5.0
4.5
4.0
3.5
3.0
2.5
2.0
+100°C
+30°C
1.5
1.0
0.5
–40°C
0
0
200
400
600
800
1000
PD_CATHODE CURRENT (µA)
Figure 18. RSSI Linearity % vs. PD_CATHODE Current
44.5
44.0
43.5
43.0
42.5
42.0
41.5
41.0
–60 –40 –20
0 20 40 60
TEMPERATURE (°C)
80 100 120
Figure 19. ADN2891 ICC Current vs. Temperature
Rev. B | Page 9 of 16
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