Specifications are subject to change without prior notice.
Fujitsu Optical Components Limited
Sales Department, Sales & Business Development Division
1-1 Kamikodanaka 4-chome, Nakahara-ku, Kawasaki, 211-8588, Japan (Company Mail No. H0913)
Tel: +81-44-754-3086, Fax: +81-44-754-3598
E-mail: optmdl-sales2@ml.css.fujitsu.com
http://jp.fujitsu.com/foc/en/
February, 2011
Single Drive
DQPSK 40Gbps LiNbO3External Modulator
Specifications
• 40Gbps (22Gbaud) Mach-Zehnder modulator for “DQPSK”
transmission format
• Wide EO Bandwidth equivalent to conventional 40G Modulator
for each MZI’s
• Low drive voltage: < 7V (2V)
• Separated DC bias ports
• Built-in a monitor PD for auto bias control
• Polarization maintaining fibers at both input and output
• RoHS compliant
• Applications:
- DWDM 40Gbps optical transmission equipment (DQPSK)
- Measurement equipment for high speed telecommunications
*1: Mach-Zehnder Interferometer
Part Number FTM7961EX
Optical Bandwidth (-3dB) > 22 GHz
Operating Wavelength 1530 to 1610 nm
Driving Voltage (2V) @22Gbps < 7.0V
Extinction Ratio
at Low Frequency Parent MZI (*1) > 22 dB
Child MZI > 20 dB
Insertion Loss < 7.5 dB
Parameter (Typ.) 0
RF Impedance (Typ.) 50 ohm
Monitor PD Responsivity >0.001A/W
Operating Case Temperature -5 to 75 ºC
Package Size (L x W x H) 79.4 x 13.5 x 7.0mm / 3.13 x 0.53 x 0.28 inches
General Description
RF performance
-9
-6
-3
0
0 10 20 30 40 50
EO(dB)
Frequency(GHz)
DATA1
DATA2
-40
-30
-20
-10
0
010 20 30 40 50
S11(dB)
Frequency(GHz)
DATA1
DATA2
