OKI KGL5105KD User Manual

Electronic Components

50

April 21, 2006

ODHKGL5105KD-01

KGL5105KD

11.3 Gbps Modulator Driver IC

Target Specifications

FEATURES

• Maximum Input Data Rate : up to 11.3Gbps

• Output Amplitude : up to 3.1Vpp

• Crossing Point Controllability : 35% - 65%

• Small Package : 4 x 4 mm QFN

• Low Power Consumption

APPLICATIONS

• Sonet OC-192 / STM64 Transmission System up to 11.3Gbps

• WDM System

• 10GBE System

• Optical Transponder/Transceiver/Transmitters

• 300Pin / XENPAK / Xpak / X2 /XFP

• Sonet/SDH Test Equipment

FUNCTION DIAGRAM

VD1

VD2

INB IN

Crossing

Point

Control

OUT

OUTB

VB1 VB2

VC1 VC2

ABSOLUTE MAXIMUM RATINGS

Parameter Symbol Min Max Unit Note Supply Voltage VD1 -0.3 4.0 V Supply Voltage of Output Stage VD2 -0.3 4.3 V X-Point Control and Reference Voltage VB1/VB2 Output Amplitude Control Voltage VC1 -1.0 1.6 V Input Amplitude V in - 1.5 Vpp AC coupled Operating Temperature at Package Base Ts -10 100 °C Storage Temperature Tst -40 125 °C

-1.0 2.4 V

1/5

ODHKGL5105KD-01

60 40

Output X-Point (%)

Recommended Condition Range

Electronic Components

3Vpp Output Modulator Driver IC

RECOMMENDED OPERATING CONDITIONS

Parameter Symbol

Supply Voltage VD1 3.13 3.3 3.47 Supply Voltage of Output Stage VD2 3.5 3.7 3.8 V X-Point Control Voltage VB1 0.6 1.2 1.8 V X-Point Reference Voltage VB2 Output Amplitude Control Voltage VC1 0 - 1.3 V Single-ended Input Amplitude 0.4 - 1.2 Vpp Differential Input Amplitude for each port Operating Temperature at Package Base Ts -5 - 75 °C Input Interface AC coupled (External blocking capacitor is required) Output Interface AC coupled using external bias tee 2)

Vin

1) VB2 can be open or biased by the external circuit. For VB2 opened, VB2 is biased at about 0.364 x VD1.

2) Refer to TYPICAL APPLICATION ( Output AC coupled ) of page 4.

Min Typ Max Unit

1.0 1.2 1.4 V

0.2 - 1.2 Vpp

Note

AC coupled AC coupled

ELECTRICAL CHARACTERISTICS (PROPOSAL SPECIFICATION)

Parameter Symbol Maximum Input Data Rate NRZ 11.3 - - Gbps Supply Current Id1 - 90 135 mA

Supply Current Id2 Minimum Output Amplitude 1) Vo(min)

Maximum Output Amplitude 1) Vo(max) Amplitude Monitor Resistance Rmod

X-Point Control Range

X-Point Stability Del (Xp) Output Rise/Fall Time Tr/Tf Input Return Loss S11

High Low

XPH 60 65 %

XPL

1) Measured at electrical input of DCA using Vamp function for each port

Note) X-Point Control Output Amplitude Control

X-Point Spec.

0.6

1.8

VB1 (V)

Condition Min Typ Max Unit

Maximum Amplitude

50 load, NRZ 50 load, NRZ

Ta = R.T.

50 load,

NRZ

50 load, -5–75°C

50 load, 20%/80%

100kHz–10GHz

- 130 180 mA

- 1.5 1.7 Vpp

2.9 3.1 - Vpp

- 2.0 - 

- 35 40 %

-10 - 10 %

- 40 ps

- 12 - dB

2.9

1.7

Output Amplitude (Vpp)

0 1.3

VC1 (V)

Amplitude Spec.

2/5

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