ADN2841(2002) データシートの表示（PDF） - Analog Devices

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ADN2841
(Rev.:2002)

Dual-Loop 50 Mbps–2.7 Gbps Laser Diode Driver

Analog Devices 

ADN2841

FAIL

VCC

DEGRADE

VCC

VCC

36

25

25⍀

37

GND2

24

GND

GND

VCC2

VCC

IMODN

GND

CLKN

CLKN

IMODN

VCC

GND2

CLKP

GND1

CLKP

IMODP

DATAP

VCC

IMODP

ADN2841

DATAN

GND2

GND1

VCC

GND2

VCC1

DATAP

DATAN

IBIAS

GND

IBIAS

CCBIAS

48

PAVCAP

ERCAP

12

1

VCC

13

1.5k⍀

VCC

VCCs SHOULD HAVE BYPASS CAPACITORS AS CLOSE AS POSSIBLE TO THE

ACTUAL SUPPLY PINS ON THE ADN2841 AND THE LASER DIODE USED.

100nF

GND

100nF 100nF

100nF

10␮F

Figure 7. Anyrate Test Circuit, Capacitively Coupled, Data Clocked, Slow Loop Time Constant Selected

REV. A

–9–

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