SPS-7140G_08 Datasheet, PDF (2/5 Pages) Optoway Technology Inc – 3.3V / 1310 nm / 1.25 Gbps LC SFP SINGLE-MODE TRANSCEIVER

Optoway
2
SPS-7140G
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Transmitter Specifications (0^oC < Topr < 70^oC, 3.1V < Vcc < 3.5V)
Parameter
Symbol
Min
Typ
Max
Units
Notes
Optical
Optical Transmit Power
Po
-2
---
3
Output Center Wavelength
λ
1260
1310
1360
Output Spectrum Width
∆λ
---
---
1
Side Mode Suppression Ratio
SMSR
30
Extinction Ratio
Optical Rise Time
E_R
9
---
---
t_r
260
Optical Fall Time
t_f
260
Relative Intensity Noise
RIN
-120
Electrical
Data Input Current – Low
Data Input Current – High
I_IL
-350
I_IH
Differential Input Voltage
V_IH - V_IL
0.5
TX Disable Input Voltage – Low
T_{DIS, L}
0
TX Disable Input Voltage – High
T_{DIS, H}
2.0
TX Disable Assert Time
T_ASSERT
TX Disable Deassert Time
T_DEASSERT
TX Fault Output Voltage -- Low
T_FaultL
0
TX Fault Output Voltage -- High
T_FaultH
2.0
350
2.4
0.5
Vcc
10
1
0.5
Vcc+0.3
1. Output power is power coupled into a 9/125 µm single mode fiber.
2. There is an internal 4.7K to 10K ohm pull-up resistor to VccTX.
3. Open collector compatible, 4.7K to 10K ohm pull-up to Vcc (Host Supply Voltage).
dBm
nm
nm
dB
dB
ps
ps
dB/Hz
1
-20 dB width
20 % to 80% Values
20 % to 80% Values
µA
µA
V
Peak-to-Peak
V
2
V
2
µs
ms
V
3
V
3
Receiver Specifications (0^oC < Topr < 70^oC, 3.1V < Vcc < 3.5V)
Parameter
Symbol
Min
Typ
Max
Optical
Sensitivity
Sens
-24
Maximum Input Power
Pin
-3
Signal Detect -- Asserted
Pa
---
-24
Signal Detect -- Deasserted
Pd
-36
---
---
Signal detect -- Hysteresis
1.0
---
Wavelength of Operation
1100
---
1600
Electrical
Differential Output Voltage
V_OH – V_OL
0.6
Output LOS Voltage -- Low
Output LOS Voltage – High
V_OL
0
V_OH
2.0
4. Measured at 2⁷-1 PRBS at BER 1E-12 @ 1300 nm.
2.0
0.5
Vcc+0.3
5. Open collector compatible, 4.7K to 10K ohm pull-up to Vcc (Host Supply Voltage).
Units
Notes
dBm
4
dBm
4
dBm Transition: low to high
dBm Transition: high to low
dB
nm
V
V
5
V
5
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OPTOWAY TECHNOLOGY INC. No.38, Kuang Fu S. Road, Hu Kou, Hsin Chu Industrial Park, Hsin Chu, Taiwan 303
Tel: [phone]
Fax: [phone]
E-mail: [e-mail] http: // www.optoway.com.tw 1/1/2008 V2.0