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參數(shù)資料
| 型號： | ADN2847 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
| 中文描述： | 3伏雙回路50 Mbps至3.3 Gbps的激光二極管驅動器 |
| 文件頁數(shù)： | 10/12頁 |
| 文件大小： | 1037K |
| 代理商： | ADN2847 |
REV. 0
–10–
ADN2847
GND2
I
G
I
I
G
V
C
3
A
F
D
C
GND
V
CC
2
GND
IMODN
CLKN
IMODN
CLKP
GND2
GND1
IMODP
DATAP
IMODP
DATAN
GND2
GND1
GND2
V
CC
1
I
BIAS
GND
I
BIAS
PAVCAP
ERCAP
I
I
I
I
G
P
E
A
L
G
G
CCBIAS
G
G
V
C
4
ADN2847
13
24
36
25
V
CC
FAIL
DEGRADE
DATAP
DATAN
CLKN
CLKP
GND
V
CC
100nF
100nF
100nF
100nF
10 F
GND
V
s SHOULD HAVE BYPASS CAPACITORS AS
CLOSE AS POSSIBLE TO THE ACTUAL SUPPLY PINS
ON THE ADN2847 AND THE LASER DIODE USED.
CONSERVATIVE DECOUPLING WOULD INCLUDE
100pF CAPACITORS IN PARALLEL WITH 10nF
CAPACITORS.
1
12
1.5k
37
48
V
CC
MPD
LD
V
CC
LD = LASER DIODE
MPD = MONITOR PHOTODIODE
ALS
1k
1.5k
1.5k
10nF
10nF
10nF
10nF
1 F
1 F
1 H
NOTES
*
DESIGNATES COMPONENTS THAT NEED TO BE OPTIMIZED FOR THE TYPE OF LASER USED
**
FOR DIGITAL PROGRAMMING, THE ADN2850 OR THE ADN2860 OPTICAL SUPERVISOR CAN BE USED.
*
*
*
*
*
*
*
*
**
**
*
*
Figure 12. AC-Coupled 50 Mbps to 3.3 Gbps Test Circuit, Data Not Clocked
Figure 13. A 2.5 Gbps Optical Eye at 25
°
C. Average
Power = 0 dBm, Extinction Ratio = 10 dB, PRBS 31
Pattern. Eye Obtained Using a DFB Laser.
Figure 14. A 2.5 Gbps Optical Eye at 85
°
C. Average
Power = 0 dBm, Extinction Ratio = 10 dB, PRBS 31
Pattern. Eye Obtained Using a DFB Laser.
相關PDF資料 |
PDF描述 |
|---|---|
| ADN2847ACP-32 | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
| ADN2847ACP-32-RL | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
| ADN2847ACP-32-RL7 | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
| ADN2847ACP-48 | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
| ADN2847ACP-48-RL | 3 V Dual-Loop 50 Mbps to 3.3 Gbps Laser Diode Driver |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ADN2847ACP-32 | 制造商:Analog Devices 功能描述:Laser Driver DFB 3.3Gbps 1-CH 32-Pin LFCSP EP |
| ADN2847ACP-32-RL | 制造商:Analog Devices 功能描述:Laser Driver DFB 3.3Gbps 1-CH 32-Pin LFCSP EP T/R |
| ADN2847ACP-32-RL7 | 制造商:Analog Devices 功能描述:Laser Driver DFB 3.3Gbps 1-CH 32-Pin LFCSP EP T/R |
| ADN2847ACP-48 | 制造商:Analog Devices 功能描述:Laser Driver DFB 3.3Gbps 1-CH 48-Pin LFCSP EP |
| ADN2847ACP-48-RL | 制造商:Analog Devices 功能描述:Laser Driver DFB 3.3Gbps 1-CH 48-Pin LFCSP EP T/R |
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