NEC's EA MODULATOR INTEGRATED InGaAsP MQW DFB LASER DIODE MODULE FOR 2.5 Gb/s ULTRALONG-REACH 360, 600, 240 km DWDM APPLICATIONS NX8564LE NX8565LE NX8566LE SERIES FEATURES • INTEGRATED ELECTROABSORPTION MODULATOR • VERY LOW DISPERSION PENALTY: Over 360 km (6480 ps/nm), NX8564LE-BC/CC Over 600 km (10800 ps/nm), NX8565LE-BC/CC Over 240 km (4320 ps/nm), NX8566LE-BC/CC • LOW MODULATION VOLTAGE • AVAILABLE FOR DWDM WAVELENGTH BASED ON ITU-T RECOMMENDATION 100 GHz grid, refer to ORDERING INFORMATION DESCRIPTION NEC's NX8564/8565/8566LE Series is an Electro-Absorption (EA) modulator integrated, 1550 nm Multiple Quantum Well (MQW) structured Distributed Feed-Back (DFB) laser diode. The module is capable of 2.5 Gb/s applications of over 360 km, 600 km, 240 km ultralong-reach and available for Dense Wavelength Division Multiplexing (DWDM) wavelengths based on ITU-T recommendations, enabling a wide range of applications. California Eastern Laboratories NX8564/8565/8566LE SERIES PACKAGE DIMENSIONS (Units in mm, unless otherwise specified ±0.2mm) 15.24 7 1 8 14 0.9 22.0 MAX. 5.4 #7 TOP VIEW + Cooler 12.7±0.15 1.25 8.89±0.13 10 MIN. 4 – φ 2.67 6.0 MAX. 8.0 2.54 PD LD Fiber #8 #1 Thermistor MOD #14 Nose PIN CONNECTIONS 20.83±0.13 Pin No. 26.04±0.13 0.75 8.0 Optical Fiber (SMF) Length : 900 MIN. 29.97±0.25 1 2 3 4 5 6 7 Function Thermistor Thermistor LD DC Bias PD Anode PD Cathode Cooler Anode Cooler Cathode Pin No. 8 9 10 11 12 13 14 Function GND GND NC GND Signal Input (MOD), 50 Ω RF Input GND GND NX8564/8565/8566LE SERIES OPTICAL FIBER CHARACTERISTICS SPECIFICATION UNIT Mode Field Diameter 9.3±0.5 μm Cladding Diameter 125±1 μm 900±100 μm Tight Buffer Diameter Cut-off Wavelength Attenuation 1525 to 1575 nm Minimum Fiber Bending Radius Fiber Length Flammability < 1270 nm < 0.3 dB/km 30 mm 900 MIN. mm UL1581 VW-1 35±2 mm Fiber Length : 900 mm MIN. -CC : SC-UPC connector -BC : FC-UPC connector 8.99±0.5 mm PARAMETER NX8564/8565/8566LE SERIES ORDERING INFORMATION PART NUMBER PACKAGING NX8564-AZ* Butterfly Package NX8565-AZ* NX8566-AZ* *NOTE: Please refer to the last page of this data sheet, “Compliance with EU Directives” for Pb-Free RoHS Compliance Infomation. NX856 LE CC : SC-UPC connector BC : FC-UPC connector (option) Without wavelength code : Wavelength is a certain point between 1528 to 1565 nm, 1579 to 1609 nm With wavelength code : Refer to Table A 4 : 360 km (6480 ps/nm) 5 : 600 km (10800 ps/nm) 6 : 240 km (4320 ps/nm) Table A: DWDM wavelength base on ITU-T recommendations (@ TLD = Tset) (1/2) Wavelength Code ITU-T Wavelength *1 (nm) Frequency (THz) Wavelength Code ITU-T Wavelength *1 (nm) Frequency (THz) 287 1528.77 196.10 485 1548.51 193.60 295 1529.55 196.00 493 1549.31 193.50 303 1530.33 195.90 501 1550.11 193.40 311 1531.11 195.80 509 1550.91 193.30 318 1531.89 195.70 517 1551.72 193.20 326 1532.68 195.60 525 1552.52 193.10 334 1533.46 195.50 533 1553.32 193.00 342 1534.25 195.40 541 1554.13 192.90 350 1535.03 195.30 549 1554.94 192.80 358 1535.82 195.20 557 1555.74 192.70 366 1536.60 195.10 565 1556.55 192.60 373 1537.39 195.00 573 1557.36 192.50 381 1538.18 194.90 581 1558.17 192.40 389 1538.97 194.80 589 1558.98 192.30 397 1539.76 194.70 597 1559.79 192.20 405 1540.55 194.60 606 1560.60 192.10 413 1541.34 194.50 614 1561.41 192.00 421 1542.14 194.40 622 1562.23 191.90 429 1542.93 194.30 630 1563.04 191.80 437 1543.73 194.20 745 1574.54 190.40 445 1544.52 194.10 753 1575.36 190.30 453 1545.32 194.00 761 1576.19 190.20 461 1546.11 193.90 770 1577.02 190.10 469 1546.91 193.80 778 1577.85 190.00 477 1547.71 193.70 786 1578.68 189.90 *1 The value which omitted and computed the 3rd place below the decimal point NX8564/8565/8566LE SERIES Table A: DWDM wavelength base on ITU-T recommendations (@ TLD = Tset) (1/2) Wavelength Code ITU-T Wavelength *1 (nm) Frequency (THz) Wavelength Code ITU-T Wavelength *1 (nm) Frequency (THz) 795 1579.51 189.80 946 1594.64 188.00 803 1580.35 189.70 954 1595.48 187.90 811 1581.18 189.60 963 1596.33 187.80 820 1582.01 189.50 971 1597.18 187.70 828 1582.85 189.40 980 1598.04 187.60 836 1583.69 189.30 988 1598.89 187.50 845 1584.52 189.20 997 1599.74 187.40 853 1585.36 189.10 6006 1600.60 187.30 862 1586.20 189.00 6014 1601.45 187.20 870 1587.04 188.90 6023 1602.31 187.10 878 1587.88 188.80 6031 1603.16 187.00 887 1588.72 188.70 6040 1604.02 186.90 895 1589.56 188.60 6048 1604.88 186.80 904 1590.41 188.50 6057 1605.74 186.70 912 1591.25 188.40 6066 1606.60 186.60 921 1592.10 188.30 6074 1607.46 186.50 929 1592.94 188.20 6083 1608.32 186.40 937 1593.79 188.10 *1 The value which omitted and computed the 3rd place below the decimal point NX8564/8565/8566LE SERIES ABSOLUTE MAXIMUM RATINGS PARAMETER Optical Output Power from Fiber SYMBOL RATINGS UNIT Pf 10 mW Forward Current of LD IFLD 150 mA Reverse Voltage of LD VRLD 2.0 V Forward Voltage of Modulator VFEA 1 V Reverse Voltage of Modulator VREA 5 V Forward Current of PD IFPD 1 mA Reverse Voltage of PD VRPD 10 V Cooler Current IC 1.5 A Cooler Voltage VC 2.5 V Operating Case Temperature TC −20 to +70 °C Storage Temperature Tstg −40 to +85 °C Lead Soldering Temperature Tsld 260 (10 sec.) °C NX8564/8565/8566LE SERIES ELECTRO-OPTICAL CHARACTERISTICS (TLD = Tset, TC = -20 to +70ºC, unless otherwise specified) PARAMETER SYMBOL Laser Set Temperature Tset Operating Current Iop CONDITIONS Modulation Center Voltage Vcenter Under modulation *2 Modulation Voltage Vmod Under modulation *2 Forward Voltage of LD VFLD IFLD = Iop Threshold Current Ith Optical Output Power from Fiber Pf MIN. *1 IFLD = Iop, Under modulation (NX8564/65LE Series) *2 IFLD = Iop, Under modulation *2 (NX8566LE Series) Peak Emission Wavelength λp TYP. Extinction Ratio SMSR ER UNIT 35 °C IFLD = Iop, VEA = 0 V 50 60 80 mA −1.5 −1.2 −0.5 V 2 3 V 1.6 2.0 V 7 20 mA −5 −2 0 1 1528 ITU-T *3 1574 Side Mode Suppression Ratio MAX. 20 IFLD = Iop, VEA = 0 V IFLD = Iop, Under modulation *2 dBm 1565 nm 1609 30 > 37 dB 10 > 11 dB Rise Time tr IFLD = Iop, 20-80%, Under modulation *2 70 125 ps Fall Time tf IFLD = Iop, 80-20%, Under modulation *2 70 125 ps < 1.5 2.0 dB Dispersion Penalty DP Isolation IFLD = Iop, Under modulation *2, 4 Is 23 Relative Intensity Noise RIN 10 MHz to 10 GHz, VEA = 0 V, IFLD = Iop Input Return Loss S11 *1 NX8564/65/66LE Series dB < −135 −130 dB/ Hz IFLD = Iop, VEA = −1 V, 50 Ω, f = 130 MHz to 2 GHz −8 dB IFLD = Iop, VEA = −1 V, 50 Ω, f = 2 to 2.5 GHz −5 : Tset is a certain point between 20 and 35°C NX8564/65/66LE××× Series : Tset is set at a certain point between 20 and 35°C for ITU-T grid wavelength *2 NX8564LE : C-band 360 km, L-band 288 km (6480 ps/nm) SMF under modulation NX8565LE : C-band 600 km, L-band 480 km (10800 ps/nm) SMF under modulation NX8566LE : C-band 240 km, L-band 192 km (4320 ps/nm) SMF under modulation 2.48832 Gb/s, PRBS 223−1, VEA = Vcenter ± 1/2Vmod, IFLD = Iop, TLD = Tset, NEC Test System Vcenter : a certain point between −1.5 and −0.5 V Vmod : a certain point 3 V or below Iop : a certain point between 50 and 80 mA *3 Available for DWDM wavelengths based on ITU-T recommendations (100 GHz grid). Please refer to ORDERING INFORMATION. *4 BER = 10−10 NX8564/8565/8566LE SERIES ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Monitor PD: TLD = Tset, TC = -20 to +70ºC, unless otherwise specified) PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT 20 100 Monitor Current Im VRPD = 5 V, IFLD = Iop, VEA = 0 V 1000 μA Dark Current ID VRPD = 5 V, VEA = 0 V 10 nA Terminal Capacitance Ct VRPD = 5 V, f = 1 MHz 15 pF Im = const. 0.5 dB Tracking Error γ *1 *1 Tracking Error: γ (mW) Pf TLD = Tset, TC = 25ºC Pop TLD = Tset, TC = -20 to +70ºC Pf γ = 10 log 0 Pf Pop [dB] Im Im ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Thermistor and TEC: TC = -20 to +70ºC) PARAMETER SYMBOL Thermistor Resistance R B Constant B TEC Current IC TEC Voltage VC CONDITIONS MIN. TYP. MAX. UNIT 9.5 10.0 10.5 kΩ 3350 3450 3550 K TLD = Tset 1.2 A TLD = Tset 2.4 V TLD = 25°C NX8564/8565/8566LE SERIES ELECTRO-OPTICAL CHARACTERISTICS (TLD = Tset, TC = 25ºC, unless otherwise specified) FORWARD CURRENT vs. FORWARD VOLTAGE 150 4.0 Forward Current IF (mA) Optical Output Power from Fiber Pf (mW) OPTICAL OUTPUT POWER FROM FIBER (CW) vs. FORWARD CURRENT 3.0 2.0 1.0 0 100 50 1.0 1.5 Forward Voltage VF (V) EXTINCTION RATIO vs. MODULATOR VOLTAGE SPECTRUM 2.0 0 -10 5 Relative Intensity (dB) Extinction Ratio ER (dB) 0.5 Forward Current IF (mA) 10 15 20 -20 -30 -40 -50 -60 25 0 1 3 2 THERMISTOR RESISTANCE vs. AMBIENT TEMPERATURE 50 30 20 10 5 3 2 10 20 30 40 50 60 -70 1540.0 1545.0 1550.0 1555.0 Wavelength λ (nm) Reverse Voltage of Modulator VREA (V) Thermistor Resistance R (kΩ) 50 0 150 0 1 0 100 70 75 Ambient Temperature TA (ºC) Remark The graphs indicate nominal characteristics. 1560.0 NX8564/8565/8566LE SERIES 600 km STANDARD FIBER TRANSMISSION EXAMPLE (NX8565LE Series) Test Setup 120 km 120 km 2.5 Gb/s TX EDFA EDFA EDFA 120 km ERROR RATE CHARACTERISTICS 2.48832 Gb/s, NRZ 2 VP-P, PRBS 223-1, Iop = 70 mA, TC = 25ºC, Vcenter = -1.2 V, Vmod = 2.0 V Bit Error Rate 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 -42 back to back after 600 km -40 -38 -36 -34 -32 -30 -28 Received Power (dBm) EDFA Relative Intensity (20 mV/div.) 10-4 120 km 120 km EDFA EYE DIAGRAM Back to Back (100 ps/div.) Relative Intensity (10 mV/div.) EDFA RX After 600 km (100 ps/div.) Remark The graphs indicate nominal characteristics. Life Support Applications These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify CEL for all damages resulting from such improper use or sale. 08/24/2004 A Business Partner of NEC Compound Semiconductor Devices, Ltd. 4590 Patrick Henry Drive Santa Clara, CA 95054-1817 Telephone: (408) 919-2500 Facsimile: (408) 988-0279 Subject: Compliance with EU Directives CEL certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of European Union (EU) Directive 2002/95/EC Restriction on Use of Hazardous Substances in electrical and electronic equipment (RoHS) and the requirements of EU Directive 2003/11/EC Restriction on Penta and Octa BDE. CEL Pb-free products have the same base part number with a suffix added. The suffix –A indicates that the device is Pb-free. The –AZ suffix is used to designate devices containing Pb which are exempted from the requirement of RoHS directive (*). In all cases the devices have Pb-free terminals. All devices with these suffixes meet the requirements of the RoHS directive. This status is based on CEL’s understanding of the EU Directives and knowledge of the materials that go into its products as of the date of disclosure of this information. Restricted Substance per RoHS Concentration Limit per RoHS (values are not yet fixed) Concentration contained in CEL devices -A Not Detected Lead (Pb) < 1000 PPM Mercury < 1000 PPM Not Detected Cadmium < 100 PPM Not Detected Hexavalent Chromium < 1000 PPM Not Detected PBB < 1000 PPM Not Detected PBDE < 1000 PPM Not Detected -AZ (*) If you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. 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