NDL7912P

www.DataSheet4U.com 1550 nm OPTICAL FIBER COMM. EA MODULATOR INTEGRATED MQW-DFB LASER DIODE MODULE FOR 2.5 Gb/s D-WDM NDL7912P ULTRALONG-REACH APPLICATIONS (600 km) SERIES FEATURES INTEGRATED ELECTROABSORPTION MODULATOR VERY LOW DISPERSION PENALTY OVER 600 km LOW MODULATION VOLTAGE WAVELENGTH SELECTABLE FOR ITU-T STANDARDS 14-PIN BUTTERFLY PACKAGE DESCRIPTION The NDL7912P is an EA modulator integrated 1550 nm DFBLD module for 2.5 Gb/s. The newly developed bandgap energy controlled selective MOVPE technology is utilized as the fabrication method. It is designed for 2.5 Gb/s D-WDM ultralongreach applications. ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25°C, TC = -20 to +70°C, unless otherwise specified) PART NUMBER PACKAGE OUTLINE SYMBOLS TSET IOP VRmc VRmpp VFLD ITH Pf λP ∆υ SMSR ER fC tf tr Pe ISOL PARAMETERS AND CONDITIONS Laser Set Temperature Operating Current Modulation Center Voltage Modulation Voltage Forward Voltage of LD, IFLD = IOP Threshold Current Optical Output Power from Fiber, VRm = 0 V, IFLD = IOP Peak Emission Wavelength, IFLD = IOP, VRm = 0 V, TLD = TSET Spectral Line Width, IFLD = IOP, -20 dB, Under modulation2 Side Mode Suppression Ratio, IFLD = IOP, VRm = 0 V Extinction Ratio, IFLD = IOP, Under modulation2 Cut-off Frequency, IFLD = IOP, VRm = 1/2 VRmpp, -3 dB, 50 Ω Rise Time, IFLD = IOP, 20-80%, Under modulation2 Rise Time, IFLD = IOP, 20-80%, Under modulation2 Transmission Penalty Due to Dispersion, IFLD = IOP, Under modulation2, 600 km standard ...