PRELIMINARY DATA SHEET 1550 nm CW LIGHT SOURCE InGaAsP MQW-DFB LASER DIODE MODULE WITH WAVELENGTH MONITOR NX8570SA NX8570SC FEATURES DESCRIPTION * WAVELENGTH MONITOR FUNCTION (Etalon Filter, Wavelength monitor PD) * OUTPUT POWER: Pf = 20 mW MIN The NX8570SA and NX8570SC are 1550 nm Multiple Quantum Well (MQW) structured Distributed Feed-Back laser diode with wavelength monitor function. This device is designed as a CW light source and is ideal for transmission systems in which external modulators are used. * WAVELENGTH SELECTABLE FOR ITU-T STANDARDS (50 GHz Grid) * INTERNAL THERMOELECTRIC COOLER AND ISOLATOR * INDUSTRY STANDARD HERMETICALLY SEALED 14-PIN BUTTERFLY PACKAGE * POLARIZATION MAINTAIN FIBER PIGTAIL ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25C, TC = -5 to +70C, unless otherwise specified) PART NUMBER SYMBOLS UNITS MIN Laser Set Temperature C 20 35 VF Forward Voltage, Pf = 20 mW V 0.9 2.5 ITH Threshold Current mA Pf Optical Output Power from Fiber, IF = 167 mA, TLD = TSET mW Threshold Output Power from Fiber, IF = ITH W TSET PTH p v SMSR PARAMETERS AND CONDITIONS NX8570SA, NX8570SC 20 nm 1530 pm -20 1566 +20 20 33 RIN Relative Intensity Noise, Pf = 20 mW, 20 MHz to 3 GHz ext Polarization Extinction Ratio2, Pf = 20 mW, CW dB 15 Isolation dB 30 ISOL ITU-T1 MHz dB 40 100 Peak Emission Wavelength, Pf = 20 mW, CW, TLD = TSET Side mode Suppression Ratio, Pf = 20 mW, CW MAX 20 Wavelength Stability, TLD = TSET, applicable to wavelength monitor, E.O.L. Spectral Line Width, Pf = 20 mW, CW, 3 dB down TYP dB/Hz 45 -145 Notes: 1. Wavelength selectable for ITU-T standards (50 GHz grid). Please refer to ordering information. 2. Polarization state of LD is aligned parallel to the slow axis. California Eastern Laboratories NX8570SA, NX8570SC ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Monitor PD: TLD = Tset, TC = -5 PART NUMBER SYMBOLS to +70C) NX8570SA, NX8570SC UNITS MIN Im(Pf) Monitor Current (Pf Monitor), Pf = 20 mW, VR = 5 V PARAMETERS AND CONDITIONS A 30 300 Im(p) Monitor Current (p Monitor), Pf = 20 mW, VR = 5 V, Peak value A 15 150 % pm 25 90 75 A/pm 0.15 Operation region1 Im() |1-2| Discrimination slope1 ID Dark Current, VR = 5 V nA 2 Tracking Error, Im = const. dB Notes: 1. Operation region, Discrimination slope TYP 2 10 0.5 2. Tracking error: Im () Pf TLD = Tset (mW) Im @ 100% I1: Im @ 75% MAX Operation region Locking Point = | Im (p) I1 - I2 | 1 - 2 TLD = Tset, TC = -5 to +70C 20 [A/pm] Pf = 10 log I2: Im @ 25% Im 0 Im Im @ 0% 0 1 p 2 ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Thermistor and TEC: TLD = 25C, TC = -5 PART NUMBER SYMBOLS Pf 20 mW to +70C) NX8570SA, NX8570SC PARAMETERS AND CONDITIONS UNITS MIN TYP k 9.5 10.0 10.5 B Constant K 3350 3450 3550 IC Cooler Current, T = 70 - TSET, Pf = 20 mW A 1.5 VC Cooler Voltage, T = 70 - TSET, Pf = 20 mW V 4.5 R Thermistor Resistance B ABSOLUTE MAXIMUM RATINGS1 (TA = 25C, unless otherwise specified) SYMBOLS PARAMETERS UNITS RATINGS mA 300 Reverse Voltage of LD V 2.0 Forward Current of PD mA 10 VR Reverse Voltage of PD V 20 TC Operating Case Temperature C -20 to +70 TSTG Storage Temperature C -40 to +85 TSLD Lead Soldering Temperature (10 s) C 260 IF Forward Current of LD VR IF Note: 1. Operation in excess of any one of these parameters may result in permanent damage. MAX NX8570SANX8570SC ORDERING INFORMATION Part Number ITU-T Wavelength1 Frequency (nm) (THz) With FC-PC Connector With SC-PC Connector With FC-PC Connector With SC-PC Connector (Standard) (Option) (Standard) (Option) NX8570SA303-BA NX8570SA303-CA NX8570SC303-BA NX8570SC303-CA 1530.33 195.90 NX8570SA311-BA NX8570SA311-CA NX8570SC311-BA NX8570SC311-CA 1531.11 195.80 NX8570SA318-BA NX8570SA318-CA NX8570SC318-BA NX8570SC318-CA 1531.89 195.70 NX8570SA326-BA NX8570SA326-CA NX8570SC326-BA NX8570SC326-CA 1532.68 195.60 NX8570SA334-BA NX8570SA334-CA NX8570SC334-BA NX8570SC334-CA 1533.46 195.50 NX8570SA342-BA NX8570SA342-CA NX8570SC342-BA NX8570SC342-CA 1534.25 195.40 NX8570SA350-BA NX8570SA350-CA NX8570SC350-BA NX8570SC350-CA 1535.03 195.30 NX8570SA358-BA NX8570SA358-CA NX8570SC358-BA NX8570SC358-CA 1535.82 195.20 NX8570SA366-BA NX8570SA366-CA NX8570SC366-BA NX8570SC366-CA 1536.60 195.10 NX8570SA373-BA NX8570SA373-CA NX8570SC373-BA NX8570SC373-CA 1537.39 195.00 NX8570SA381-BA NX8570SA381-CA NX8570SC381-BA NX8570SC381-CA 1538.18 194.90 NX8570SA389-BA NX8570SA389-CA NX8570SC389-BA NX8570SC389-CA 1538.97 194.80 NX8570SA397-BA NX8570SA397-CA NX8570SC397-BA NX8570SC397-CA 1539.76 194.70 NX8570SA405-BA NX8570SA405-CA NX8570SC405-BA NX8570SC405-CA 1540.55 194.60 NX8570SA413-BA NX8570SA413-CA NX8570SC413-BA NX8570SC413-CA 1541.34 194.50 NX8570SA421-BA NX8570SA421-CA NX8570SC421-BA NX8570SC421-CA 1542.14 194.40 NX8570SA429-BA NX8570SA429-CA NX8570SC429-BA NX8570SC429-CA 1542.93 194.30 NX8570SA437-BA NX8570SA437-CA NX8570SC437-BA NX8570SC437-CA 1543.73 194.20 NX8570SA445-BA NX8570SA445-CA NX8570SC445-BA NX8570SC445-CA 1544.52 194.10 NX8570SA453-BA NX8570SA453-CA NX8570SC453-BA NX8570SC453-CA 1545.32 194.00 NX8570SA461-BA NX8570SA461-CA NX8570SC461-BA NX8570SC461-CA 1546.11 193.90 NX8570SA469-BA NX8570SA469-CA NX8570SC469-BA NX8570SC469-CA 1546.91 193.80 NX8570SA477-BA NX8570SA477-CA NX8570SC477-BA NX8570SC477-CA 1547.71 193.70 NX8570SA485-BA NX8570SA485-CA NX8570SC485-BA NX8570SC485-CA 1548.51 193.60 NX8570SA493-BA NX8570SA493-CA NX8570SC493-BA NX8570SC493-CA 1549.31 193.50 NX8570SA501-BA NX8570SA501-CA NX8570SC501-BA NX8570SC501-CA 1550.11 193.40 NX8570SA509-BA NX8570SA509-CA NX8570SC509-BA NX8570SC509-CA 1550.91 193.30 NX8570SA517-BA NX8570SA517-CA NX8570SC517-BA NX8570SC517-CA 1551.72 193.20 NX8570SA525-BA NX8570SA525-CA NX8570SC525-BA NX8570SC525-CA 1552.52 193.10 NX8570SA533-BA NX8570SA533-CA NX8570SC533-BA NX8570SC533-CA 1553.32 193.00 NX8570SA541-BA NX8570SA541-CA NX8570SC541-BA NX8570SC541-CA 1554.13 192.90 NX8570SA549-BA NX8570SA549-CA NX8570SC549-BA NX8570SC549-CA 1554.94 192.80 NX8570SA557-BA NX8570SA557-CA NX8570SC557-BA NX8570SC557-CA 1555.74 192.70 NX8570SA565-BA NX8570SA565-CA NX8570SC565-BA NX8570SC565-CA 1556.55 192.60 NX8570SA573-BA NX8570SA573-CA NX8570SC573-BA NX8570SC573-CA 1557.36 192.50 NX8570SA581-BA NX8570SA581-CA NX8570SC581-BA NX8570SC581-CA 1558.17 192.40 NX8570SA589-BA NX8570SA589-CA NX8570SC589-BA NX8570SC589-CA 1558.98 192.30 NX8570SA597-BA NX8570SA597-CA NX8570SC597-BA NX8570SC597-CA 1559.79 192.20 NX8570SA606-BA NX8570SA606-CA NX8570SC606-BA NX8570SC606-CA 1560.60 192.10 NX8570SA614-BA NX8570SA614-CA NX8570SC614-BA NX8570SC614-CA 1561.41 192.00 NX8570SA622-BA NX8570SA622-CA NX8570SC622-BA NX8570SC622-CA 1562.23 191.90 NX8570SA630-BA NX8570SA630-CA NX8570SC630-BA NX8570SC630-CA 1563.04 191.80 NX8570SA638-BA NX8570SA638-CA NX8570SC638-BA NX8570SC638-CA 1563.86 191.70 NX8570SA646-BA NX8570SA646-CA NX8570SC646-BA NX8570SC646-CA 1564.67 191.60 NX8570SA654-BA NX8570SA654-CA NX8570SC654-BA NX8570SC654-CA 1565.49 191.50 Note: 1. The third digit after decimal point is deleted. NX8570SA, NX8570SC TYPICAL PERFORMANCE CURVES (TLD = 25C, unless otherwise specified) Optical Output Power from Fiber, Pf (mW) 0 Relative Intensity (dB) -10 -20 -30 -40 -50 -60 -70 -80 1529.1 1534.1 1539.1 1544.1 1549.1 THERMISTOR RESISTANCE vs. AMBIENT TEMPERATURE Thermistor Resistance, R (k) 50 30 20 10 5 3 2 1 25 50 Ambient Temperature, TA (C) Remark: The graphs indicate nominal characteristics. 0.30 0.25 25.0 Pf 20.0 0.20 15.0 0.15 Im(Pf) 10.0 0.10 5.0 0.05 0 0 50 100 150 Forward Current, IF (mA) Wavelength, (nm) 0 30.0 75 0 200 Monitor Current (Pf Monitor) Im(Pf) (mA) OPTICAL OUTPUT POWER FROM FIBER AND MONITOR CURRENT (Pf MONITOR) vs. FORWARD CURRENT SPECTRUM NX8570SA, NX8570SC OUTLINE DIMENSIONS (Units in mm) 15.24 2.54 NX8570SA PIN CONNECTIONS 2.67 4 places 10 MIN 1.25 #7 20.8 7 1 - + Cooler 0.9 PD (Pf) Thermistor 6.0 12.70.2 8.890.13 8 PD (c) 14 LD #8 0.5 20.830.25 PIN No. 1 2 3 4 5 6 7 26.040.25 Optical Fiber (PMF) Length : 1 m MIN 1.0 8.20.2 #1 #14 FUNCTION THERMISTOR THERMISTOR NC PD (Pf)ANODE PD CATHODE COOLER ANODE PD CATHODE PIN No. 8 9 10 11 12 13 14 FUNCTION GND GND PD (p)ANODE LD CATHODE, GND LD ANODE GND GND 5.4 0.3 5.15 29.970.25 NX8570SC PIN CONNECTIONS #7 #1 - + Cooler PD (c) #8 OPTICAL FIBER CHARACTERISTICS (Units in mm) PARAMETERS SPECIFICATIONS Outer Diameter 0.90.1 Minimum Fiber Bending Radius Fiber Length PIN No. 1 2 3 4 5 6 7 PD (Pf) Thermistor LD #14 FUNCTION THERMISTOR THERMISTOR LD CATHODE PD (Pf)ANODE PD CATHODE COOLER ANODE COOLER CATHODE PIN No. 8 9 10 11 12 13 14 FUNCTION GND GND PD (p) ANODE LD ANODE LD CATHODE LD ANODE NC 40 1000 MIN PMF FC - PC Connector Fiber Length: 1000 mm MIN EXCLUSIVE NORTH AMERICAN AGENT FOR NEC RF, MICROWAVE & OPTOELECTRONIC SEMICONDUCTORS CALIFORNIA EASTERN LABORATORIES * Headquarters * 4590 Patrick Henry Drive * Santa Clara, CA 95054-1817 * (408) 988-3500 * Telex 34-6393 * FAX (408) 988-0279 Internet: http://WWW.CEL.COM DATA SUBJECT TO CHANGE WITHOUT NOTICE 02/08/2002