DM80-01-0/1/2 CML
TM
Butterfly Transmitter Product Specification – May 2007
F i n i s a r
Finisar Corporation –10-May-07 Rev_A Page 4
IV. Standard Operating Specifications
Table 2: Standard Operating Requirements
Item
Parameters Min Typ Max Units Comments
1.
Bit Rate 9.953/10.7 11.1 Gb/s
All the following
transmission
parameters are
tested at 9.95 or
10.7Gb/s
2.
Operating Case
Temperature Range
-5 75 °C
3.
Wavelength (SOL) ITU-T Grid GHz
ITU-T wavelength
grids defined in
Tables 9 & 10
4.
Locked deviation from
ITU
-2.5 2.5 GHz EOLOT
5.
Modulated Output Power
(EOL)
4 7 dBm
SOL operation
condition to be
discussed.
6.
Operating Drive current
(SOL)
70 100 mA
7.
Allowed Deviation from
SOL drive current over
life and temperature
-15 20 %
8.
Required Resolution of
Operating Drive Current
0.09 mA 360mA/4096 levels
9.
SMSR 35 40 dB
Wavelength temperature
tuning coefficient
0.1 nm/°C
Wavelength current
tuning coefficient
7
pm/m
A
Laser threshold current 25 mA
Forward Bias Voltage 1.8 V
RIN -135 dB/Hz
0 to 10 GHz,
Measured before
OSR is installed
Laser CW Linewidth
(FWHM)
2 10 MHz
Measured before
OSR
Module Input Impedance 50 Ohms
Recommend use of
EML driver
technology
Peak to Peak voltage,
Vpp
1.2 1.8 2.5 V Into 50ohm
Electrical input crossing 25 80 %
Customer must
provide adjustment
capability on
electrical driver
Extinction Ratio
(EOLOT)
9 dB BT Filter OFF
Optical crossing tbc tbc % BT Filter OFF
S11 Mask dB tbc
S21 (3dB BW) 10 GHz Before OSR
Power dispersion Penalty
@ 30dB OSNR, 9.95Gbs,
2 dB
Receiver threshold
optimized for
