Single Drive DQPSK 40Gbps LiNbO3 External Modulator General Description * 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 Specifications Part Number Optical Bandwidth (-3dB) Operating Wavelength Driving Voltage (2V) @22Gbps Parent MZI (*1) Extinction Ratio at Low Frequency Child MZI Insertion Loss Parameter (Typ.) RF Impedance (Typ.) Monitor PD Responsivity Operating Case Temperature FTM7961EX > 22 GHz 1530 to 1610 nm < 7.0V > 22 dB > 20 dB < 7.5 dB 0 50 ohm >0.001A/W -5 to 75 C Package Size (L x W x H) 79.4 x 13.5 x 7.0mm / 3.13 x 0.53 x 0.28 inches *1: Mach-Zehnder Interferometer RF performance 0 S11(dB) EO(dB) 0 -3 -6 DATA1 DATA2 -10 -20 -30 -9 DATA1 DATA2 -40 0 10 20 30 Frequency(GHz) 40 50 0 10 20 30 40 Frequency(GHz) 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/ Specifications are subject to change without prior notice. February, 2011 50