NX6508 Datasheet | CEL

FEATURES - OPTICAL OUTPUT POWER PO = 5.0 m W - PEAK EMISSION WAVELENGTH λp = 1 470 to 1 610 nm (Based on ITU-T remendations) - LOW THRESHOLD CURRENT Ith = 10 m A - HIGH SPEED tr = 100 ps MAX - SIDE MODE SUPPRESSION RATIO SMSR = 40 d B - OPERATING CASE TEMPERATURE RANGE TC = -20 to +85°C - In Ga As MONITOR PIN-PD - CAN PACKAGE Ø5.6 mm - BASED ON TELCORDIA RELIABILITY NX6508 Series DESCRIPTION NEC's NX6508 Series are 1 470 to 1 610 nm Multiple Quantum Well (MQW) structured Distributed Feed-Back (DFB) laser diode with In Ga As monitor PIN-PD. These devices are ideal for 2.5 Gb/s CWDM application. ELECTRO-OPTICAL CHARACTERISTICS (TC = -20 to +85°C, unless otherwise specified) PART NUMBER SYMBOLS Po Vop Ith PARAMETER AND CONDITIONS Optical Output Power from Fiber, CW Operating Voltage, Po = 5.0 m W Threshold Current, TC = 25°C UNIT m W V m A NX6508 SERIES MIN. TYP. 5.0 1.1 10 1.6 20 50 ηd Differential Efficiency Po = 5.0 m W, TC = 25°C Po= 5.0 m W Δηd Temperature Dependence of Differential Efficiency ηd (@ TC°C) Δηd = 10 log ηd (@ 25°C) Peak Emission Wavelength, Po = 5.0 m W Temperature Dependence of Peak Emission Wavelength, CW Side Mode Suppression Ratio, Po = 5.0 m W Rise Time, 20-80%, Po = 5.0 m W d B W/A 0.18 0.10 - 3.0 - 1.6 0.25 MAX. λp Δλ/ΔT SMSR tr nm nm/°C d B ps λp- 2 0.08 30 λp - 1 0.1 40 λp+2 0.12 100 Continued on next page California Eastern Laboratories NX6508 Series ELECTRO-OPTICAL CHARACTERISTICS (TC = -20 to +85°C, unless otherwise specified) PART NUMBER SYMBOLS tf Im ID PARAMETER AND CONDITIONS Fall Time, 80-20%, Po = 5.0 m W Monitor Current, VR = 1.5 V, Po = 5.0 m W Monitor Dark Current VR = 1.5 V, TC = 25°C VR = 1.5 V - 1 Available Available for CWDM Wavelengths based on ITU-T remendations λp = 1 470, 1 490, 1 510, 1 530, 1 550, 1 570, 1 590, 1 610 nm Please refer to Table A. Table A: CWDM wavelength code (@ TC = 25°C) WAVELENGTH CODE 47 49 51 53 55 57 59 61 MIN. (nm) 1 468 1 488 1 508 1 528 1 548 1 568 1 588 1 608 TYP. (nm) 1 470 1 490 1 510 1 530 1 550 1 570 1 590...