Optoway

BTRS-7700MG

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Tel: 886-3-5979798

Fax: 886-3-5979737

E-mail: sales@optoway.com.tw

http: // www.optoway.com.tw

10/1/2009 V3.0

2

Transmitter Specifications (0

Parameter

Symbol

Min

Typ

Max

Units

Notes

Optical

Optical Transmit Power

Po

-10

-4

dBm

1

Output Center Wavelength

λ

1480

1580

nm

Output Spectrum Width

4

nm

RMS (σ)

Output Eye

Compliant with IEEE 802.3z

Optical Rise Time

0.26

ns

20% to 80% Values

Optical Fall Time

0.26

ns

20% to 80% Values

Relative Intensity Noise

RIN

-120

dB/Hz

Total Jitter

TJ

0.227

ns

2

Electrical

Data Input Current – Low

-350

µA

Data Input Current – High

350

µA

Differential Input Voltage

300

1600

mV

Data Input Voltage – Low

-2.0

-1.58

V

3

Data Input Voltage -- High

-1.1

-0.74

V

3

Disable Input Voltage -- Low

0

0.8

V

TX Output Enabled

Disable Input Voltage -- High

Vcc – 1.3

Vcc

V

TX Ouput Disabled

Shut Off Time for TxDis

1

ms

Notes: 1. Output power is power coupled into a 62.5/125

µm multi-mode fiber.

2. Measured with a 2

3. These inputs are compatible with 10K, 10KH and 100K ECL and LVPECL inputs.

Receiver Specifications (0

Parameter

Symbol

Min

Typ

Max

Units

Notes

Optical

Sensitivity

---

---

---

-17

dBm

1

Maximum Input Power

Pin

-3

---

---

dBm

Signal Detect -- Asserted

Pa

---

---

-17

dBm

Transition: low to high

Signal Detect -- Deasserted

Pd

-31

---

---

dBm

Transition: high to low

Signal detect -- Hysteresis

1.0

---

dB

Wavelength of Operation

1260

1360

nm

2

Optical Return Loss

ORL

20

dB

Electrical

Data Output Voltage Swing

0.575

0.930

V

SD Output Voltage -- Low

-2.0

-1.58

V

SD Output Voltage -- High

-1.1

-0.74

V

BTRS-7700MG

SD Output Voltage -- Low

0

0.8

V

SD Output Voltage -- High

2.0

Vcc+0.3

V

BTRS-7700CMG

Signal Detect Assert Time

100

µs

OFF to ON

Signal Detect Deassert Time

300

µs

ON to OFF

Notes: 1. Minimum sensitivity and saturation levels at BER 1E-12 for a 2

2. At least 30 dB optical isolation for the wavelength 1480 to 1580 nm.