1752A-19-BB-SC-10 Datasheet, PDF (3/6 Pages) Emcore Corporation – DOCSIS 3.1 compliant

1752A 1550 nm DOCSIS 3.1 DWDM DFB Laser Module
DATASHEET | FEBRUARY 2016
FIBER OPTICS
RF Characteristic
Parameter
Symbol
Condition
Min
Typ
Max
Units
Frequency Range¹
F
I_F = 60 mA
40
-
1200
MHz
Frequency Response Flatness¹
RF Return Loss¹
| S21 |
| S11 |
I_F = 60 mA,
T_OP = 25 C
-
-
±1
±2
dB
16
-
-
dB
Composite Second Order
Composite Triple Beat
Carrier to Noise Ratio
Adiabatic Chirp
CSO
I_F = I_OP
Note 2, 3
-
CTB
I_F = I_OP
Note 2, 3
-
CNR
I_F = I_OP
Note 2, 3
51
FM
I_F = 60 mA, T = 25 C,
measured at 500 MHz
40
-
-38
dBc
-
-60
dBc
-
-
dB
-
100
MHz/mA
Nominal Input Impedance
Z_IN
-
-
25
-
dB
1. Measured on a 50 resistively matched system.
2. I OP is the bias point at which simultaneously the linearity, the min. optical power and the required operating wavelength,
OP are obtained.
3. Test Conditions:
Fiber Launch Power: 10.0 ± 0.1 dBm.
Peak OMI: 3.9% per channel (± 0.5 dB)
Channel Load: 79 CW carriers from 55.25 MHz to 547.25 MHz
Measurement Frequencies:
CSO: 547.25 MHz; CTB: 295.25 MHz; CNR: 547.25 MHz
Fiber Length: 25 km SMF-28 fiber
Receiver Input Power: 0.0 ± 0.1 dBm
Receiver responsivity: 0.86 mA/mW Min.
Optical Reflection: -40 dBc Max. (excluding reflection from long-haul fiber)
Electrical Schematics
Figure 1. 1752A Laser Schematic
Figure 2. 1752A Suggested Interface Circuit
| REV 2016.02
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.