PRELIMINARY DATA SHEET NEC's 1310 nm InGaAsP MQW FP TOSA NX7315UA FOR 2.5 Gb/s INTRA-OFFICE APPLICATION FEATURES DESCRIPTION • OPTICAL OUTPUT POWER: Pf = 0.6 mW NEC's NX7315UA is a 1310 nm Multiple Quantum Well (MQW) structured Fabry-Perot (FP) laser diode transmitter optical subassembly (TOSA) with InGaAs monitor PIN-PD in a receptacle type package designed for LC type SFF/SFP transceiver modules. These devices are ideal for Synchronous Digital Hierarchy (SDH) systems, STM-16 Intraofﬁce I-16 ITU-T recommendations, and SONET OC-48(SR). • LOW THRESHOLD CURRENT Ith = 8 mA TYP @ TC = 25°C • WIDE OPERATING TEMPERATURE RANGE: -40 to +85°C • InGaAs MONITOR PIN-PD • SMALL PACKAGE ø3.8 mm (Total length 12.0 mm MAX • BASED ON Telcordia Reliability GR-468-CORE ELECTRO-OPTICAL CHARACTERISTICS (TC = -40 to +85°C, unless otherwise speciﬁed) PART NUMBER SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX V – 1.2 1.5 mA 4 8 20 CW, TC = 25°C W/A 0.15 0.020 0.030 CW W/A 0.010 — 0.042 mW – 0.6 – CW, Pf = 0.6 mW, TC = 25°C mA 20 25 40 CW, Pf = 0.6 mW VOP Operating Voltage, CW, Pf = 0.6 mW ITH Threshold Current ηd Differential Efﬁciency Pf Optical Output Power, CW IMOD NX7315UA Modulation Current1 CW, TC = 25°C CW mA 14 – 60 λc Center Wavelength, CW, Pf = 0.6 mW, RMS (-20 dB) nm 1266 – 1360 σ Spectral Width, CW, Pf = 0.6 mW, RMS (-20 dB) nm – – 4.0 tr Rise Time, IB = ITH, 10 to 90% ns – – 0.2 tf Fall Time, IB = ITH, 90 to 10% ns – – 0.2 Im Monitor Current, CW, Pf = 0.3 mW, VR = 1.5 V µA 200 – 1200 ID Monitor Dark Current VR = 1.5 V, TC = 25 °C nA – – 50 VR = 1.5 V nA – – 500 γ Tracking Error2, CW, Im = const. (Pf = 0.6mW) dB -1.5 – 1.5 Connector Repeatability, master pigtail dB -1.0 – 1.0 Note: 1. Modulation current: lmod≥ 25mApp at TC = 25°C is recommended in order to satisfy 20 % eye mask margin for STM-16(1-16)/OC-48(SR) 2. Tracking Error : γ Pt γ = 10 log (mW) TC = 25°C 0.6 Pt 0.6 [dB] TC = –40 to +85°C Pt 0 Im (mA) Im California Eastern Laboratories NX7315UA ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise speciﬁed) SYMBOLS PARAMETERS UNITS RATINGS Pf Optical Output Power mW 10 IF Forward Current of LD mA 150 VR Reverse Voltage of LD V 2.0 IF Forward Current of PD mA 10 VR Reverse Voltage of PD V 20 TC Operating Case Temperature °C -40 to +85 TSTG Storage Temperature °C -40 to +85 TSLD Lead Soldering Temperature (10 s) °C 350 (3.5 sec) Relative Humidity (noncondensing) % 85 RH Note: 1. Operation in excess of any one of these parameters may result in permanent damage. FORWARD VOLTAGE vs. FORWARD CURRENT OPTICAL OUTPUT POWER FROM FIBER vs/ FORWARD CURRENT 2.5 C +8 5° Forward Voltage, VF (V) =– 0.8 +2 5°C 40° C 1.0 TC Optical Output Power from Fiber, PF (mW) TYPICAL PERFORMANCE CURVES (TC = 25°C unless otherwise speciﬁed) 0.6 0.4 0.2 0 40 60 80 100 Forward Current, IF (mA) TC = –40°C Relative Intensity TC = 25°C 1315 Wavelength, λ (nm) Remark: The graphs indicate nominal characteristics. TC = –40°C 1.0 0 TC = 25°C 85°C 20 40 60 80 Forward Current, IF (mA) SPECTRUM 1290 1.5 0.5 20 TC = 85°C 25°C 2.0 1340 100 NX7315UA TYPICAL PERFORMANCE CURVES (TC = 25°C unless otherwise speciﬁed) ERROR RATE CHARACTERISTICS EYE DIAGRAM 10-3 Bit Error Rate 10-4 Relative Intensity (20mV/div.) TC = -40°C Pavg = -7 dBm, Ex = 10.3 dB, 2.48832 Gb/s, PRBS 223-1 10-5 10-6 10-7 10-8 10-9 back to back 10-10 10-11 10-12 after 5 km -38 -36 -34 -32 -30 -28 -26 -24 Back to Back (100 ps/div.) Recieve Power (dBm) ERROR RATE CHARACTERISTICS EYE DIAGRAM 10-3 Bit Error Rate 10-4 Relative Intensity (20mV/div.) TC = -25°C Pavg = -7 dBm, Ex = 10.4 dB, 2.48832 Gb/s, PRBS 223-1 10-5 10-6 10-7 10-8 10-9 back to back 10-10 10-11 10-12 after 5 km -38 -36 -34 -32 -30 -28 -26 -24 Recieve Power (dBm) Back to Back (100 ps/div.) ERROR RATE CHARACTERISTICS EYE DIAGRAM 10-3 Bit Error Rate 10-4 Relative Intensity (20mV/div.) TC = 85°C Pavg = -7 dBm, Ex = 10.3 dB, 2.48832 Gb/s, PRBS 223-1 10-5 10-6 10-7 10-8 10-9 back to back 10-10 10-11 10-12 after 5 km -38 -36 -34 -32 -30 -28 Recieve Power (dBm) -26 -24 Back to Back (100 ps/div.) NX7315UA OUTLINE DIMENSIONS (Units in mm) 4.75±0.1 3.4 BOTTOM VIEW 4.045±0.05 1 2 3 0.55±0.05 (1.1) 4 OPTICAL REFERENCE PLANE (2.55) 1.1±0.05 12.0 MAX. 6.99±0.2 2.92 PIN CONNECTIONS 6.5±0.5 1.0 1 (CASE) 4– 0.3 LD 4 2 PD 3 1.43 P.C.D 3.8 ORDERING INFORMATION PART NUMBER PACKAGE NX7315UA-AZ* Ø3.8 mm TOSA PIN CONNECTION 1 LD 4 2 PD 3 *NOTE: Please refer to the last page of this data sheet, “Compliance with EU Directives” for Pb-Free RoHS Compliance Infomation. 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. 06/17/2003 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. Important Information and Disclaimer: Information provided by CEL on its website or in other communications concerting the substance content of its products represents knowledge and belief as of the date that it is provided. CEL bases its knowledge and belief on information provided by third parties and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. CEL has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. CEL and CEL suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release. In no event shall CEL’s liability arising out of such information exceed the total purchase price of the CEL part(s) at issue sold by CEL to customer on an annual basis. See CEL Terms and Conditions for additional clarification of warranties and liability.