ADN2871 Analog Devices, Inc., ADN2871 Datasheet - Page 11
ADN2871
Manufacturer Part Number
ADN2871
Description
3.3 V, 50 Mbps To 4.25 Gbps Single-loop Laser Diode Driver
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADN2871.pdf
(20 pages)
PERFORMANCE CHARACTERISTICS
120
115
110
105
100
250
220
190
160
130
100
95
90
85
80
Figure 21. IBIAS/IBMON Gain vs. Temperature, I
70
40
–50
Figure 20. Total Supply Current vs. Modulation Current
0
–30
Total Supply Current = I
Figure 22. ALS Assert Time, 5 μs/DIV
20
–10
MODULATION CURRENT (mA)
TEMPERATURE (°C)
10
40
30
I
OC48 PRBS31
DATA TRANSMISSION
t
ALS
BIAS
_OFF
CC
I
BIAS
+ I
60
= 80mA
LESS THAN 1μs
50
BIAS
= 40mA
+ I
I
BIAS
MOD
70
I
BIAS
BIAS
80
= 10mA
= 20 mA
= 20mA
90
110
1
00
Rev. A | Page 11 of 20
Figure 23. Supply Current (I
Figure 24. IMOD/IMMON Gain vs. Temperature, I
60
55
50
45
40
35
30
25
20
55
50
45
40
35
30
ALS
–50
–50
–30
–30
Figure 25. ALS Negate Time, 50 μs/DIV
TRANSMISSION
t
_ON
–10
–10
CC
) vs. Temperature with ALS Asserted, I
TEMPERATURE (°C)
TEMPERATURE (°C)
10
10
30
30
50
50
70
70
MOD
ADN2871
= 30 mA
90
90
BIAS
110
110
= 20 mA