ADN2847 Analog Devices, Inc., ADN2847 Datasheet - Page 8

• Manufacturer Part Number: ADN2847
• Description: 3.3 V Dual-loop 50 Mbps To 3.3 Gbps Laser Diode Driver
• Manufacturer: Analog Devices, Inc.

ADN2847
48-Lead
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Pin Number
32-Lead
22
23
24
N/A
N/A
N/A
N/A
25
26
N/A
27
28
N/A
29
30
31
N/A
32
Mnemonic
GND3
IMMON
IBMON
GND2
IDTONE
GND2
GND2
V
IMODN
IMODN
GND2
IMODP
IMODP
GND2
GND2
I
I
CCBIAS
BIAS
BIAS
CC
2
Description
Supply Ground.
Modulation Current Mirror Output.
Bias Current Mirror Output.
Supply Ground.
IDTONE. Requires external current sink to ground.
Supply Ground.
Supply Ground.
Supply Voltage.
Modulation Current Negative Output. Connect via a matching resistor to V
Modulation Current Negative Output. Connect via a matching resistor to V
Supply Ground.
Modulation Current Positive Output. Connect to laser diode.
Modulation Current Positive Output. Connect to laser diode.
Supply Ground.
Supply Ground.
Laser Diode Bias Current.
Laser Diode Bias Current.
Extra Laser Diode Bias. (Connected to Vcc when dc-coupled to laser diode. Connected to I
when ac-coupled to laser diode).
Rev. A | Page 8 of 16
CC
CC
.
.
BIAS