Optoway

SPB-2910LG

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Tel: 886-3-5979798

Fax: 886-3-5979737

E-mail: sales@optoway.com.tw

http: // www.optoway.com.tw

1/1/2009

V2.0

2

Transmitter Optical Specifications (0

Parameter

Symbol

Min

Typ

Max

Units

Notes

Average Launch Power

-5

0

dBm

1

Output Center Wavelength

λc

1320

1330

1340

nm

Output Spectrum Width

1

nm

-20 dB width

Side Mode Suppression Ratio

SMSR

30

dB

Relative Intensity Noise

RIN

-128

dB/Hz

Average Launch Power of OFF

Transmitter

-30

dBm

1. Output power is power coupled into a 9/125

µm single-mode fiber.

Receiver Optical Specifications (0

Parameter

Symbol

Min

Typ

Max

Units

Notes

Sensitivity at 10.3 Gb/s

-14

dBm

2, Average Power

Receiver Overload

0.5

---

dBm

LOS -- Deasserted

---

---

-18

dBm

Transition: low to high

LOS -- Asserted

-30

---

---

dBm

Transition: high to low

Wavelength of Operation

λc

1260

1280

nm

3

2. Measured with average power; BER < 10

3. At least 30 dB optical isolation for the wavelength 1320 to 1340 nm.

Electrical Characteristics

Parameter

Symbol

Min

Typ

Max

Units

Notes

High-Speed Signal (CML) Interface Specification

Input Data Rate

10.3125

Gb/s

Differential Input Impedance

Rin

100

Ω

Differential Data Input Amplitude

150

1200

mVpp

Internally AC coupled

Output Data Rate

10.3125

Gb/s

Differential Output Impedance

Rout

100

Ω

Differential Data Output

Amplitude

350

600

700

mVpp

Internally AC coupled

Low-Speed Signal (LVTTL) Interface Specification

Input High Voltage

2.0

Vcc+0.3

V

Input Low Voltage

GND

0.8

V

Output High Voltage

2.4

Vcc

V

Output Low Voltage

GND

0.5

V