Description These integrated modules intended used SONET rates. Alcate

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Description These integrated modules intended used SONET rates. Alcate

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Alcatel 1926 STM-16 OC-48 SONET integrated modules Multi-Source Compact Uncooled Transmitter
Description These integrated modules intended used SONET rates. Alcatel 1926 family range compact transmitter modules compact receiver modules, providing convenient flexible interfaces SONET systems operating 2.488 Gbit/s compliant with ITU-T G.957 G.783 Telcordia GR-253-CORE standards. transmitter module contains inhouse uncooled laser diode module with selectable retiming laser driver. module housed space-saving 24-pin package, providing same electrical access overall applications. Features International Standard Multisource Optical Interfaces Space-saving package minimizing cost Upward compatibility with different features From Mbit/s Gbit/s (FEC) rate Operating wavelength. Full performance case temperature range Single power supply Power consumption typical Alcatel Reliability Qualification Program built quality
Uncooled laser Clocked Non-Clocked selectable span Ultra jitter generation Digital laser degraded alarm Back face monitor output Applications Used transmission systems Long Haul, Metro, Enterprise Access markets, Alcatel 1900 family operates SONET OC-48 OC-192 rates well ITU-T rates STM-16 STM-64. Covering types SONET optical interfaces (tributaries aggregates) Alcatel 1900 modules suitable line systems, local loop systems, Drop Multiplexers digital cross-connects well Asystems. part Alcatel 1900 family, Alcatel 1926 module suited types STM-16 (IntraOffice, Short Haul Long Haul) OC-48 (Short-Reach, Intermediate-Reach Long-Reach) optical interfaces. These modules ensure ease offer flexibility system designers. Finally, Alcatel 1926 module ideal solution exploding Gbit/s market.
Description Features.1 Applications.1 Absolute maximum ratings Electrical characteristics Optical characteristics Mechanical details.4 description Qualification reliability.6 Device marking.6 Shipment packing Deliverable data Laser safety information Handling Ordering information.8
July 2001
Absolute Maximum Ratings
Exposing device stresses above those listed absolute maximum rating could cause permanent damage. device meant operate under conditions outside limits described operational sections this specification. Exposure absolute maximum rating conditions extended periods adversely affect device reliability. Parameters Storage temperature Operating temperature (indoor versions) Operating temperature (outdoor versions) Soldering temperature seconds maximum) Axial pull force fiber Fiber bend radius from package Supply voltage single ended input voltage Control input voltage Alarm output voltage Alarm output current Unit coaxial direction with fiber feed trough second. (1.2 in.) minimum. -0.5 Symbol Tstg
Electrical characteristics
Unless otherwise specified characteristic limits apply over following conditions: Supply voltage VCC-VEE [+4.75V.+5.25V] Case temperature range full operating range given device Line rate 2.488 Gbit/s 20ppm Line code PRBS Line extinction ratio 8.2dB.
Parameters Supply voltage Supply current Power consumption Input data/clock voltage Single-ended Input Differential Input Normalized back-facet voltage Laser monitor bias voltage Logic level high output voltage Logic level output voltage Alarm response time high input voltage
Test conditions Note Note Note Note Note Isrc 150µA Isink Isrc=-1µA Note Isink=200µA
Sym. Vsup Isup Vlbm
4.75
5.46 0.44
Unit mV/mA
0.25
input voltage activation time deactivation time Input clock duty cycle Input clock tolerance 2700 Data time Note Data hold time Note Data jitter Note 0.15 UIpp Note VCC-VEE; with must with 5.2V, must Note Internally coupled load. This sensitivity achieved applying signal input while other
tied ground applying complementary signals both inputs.
Note Voltage measured taking reference. Note When open, Shut Down control input considered state, internal pull-down. Note clock falling edge taken reference related data pattern transition. Note Measured with wide band oscilloscope diagram.
July 2001
Optical Characteristics
Minimum maximum parameters specified End-of-Life within overall relevant operating temperature range unless otherwise stated. Typical values referenced nominal power supply, beginning life unless otherwise noted. Optical characteristics guaranteed with -24dB Line optical return loss. Parameters Optical source type I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Optical output power I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Center wavelength range I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Spectral width I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Side Mode Suppression Ratio I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Path penalty 10-10 I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Shutdown optical power Extinction ratio opening Test conditions Sym. Max. Unit
Fabry Perot Laser Laser Laser Operating Operating Operating PAVG PAVG PAVG Note Note Note SMSR SMSR 12ps/nm ps/nm ps/nm idle (Note Note Pidle 1266 1270 1280 1360 1360 1335
According G957.FIGURE Pigtail characteristics 1090 body Pigtail length connector Fiber type According ITU-T G652, Single mode fiber, tight buffer (=900 Connector type FC/PC SC/PC Note Maximum full width central wavelength peak, measured 20dB down from maximum amplitude under modulation condition PRBS 223-1 Note Measured connector interface. P(1) Note where P(1) power emitted during light state P(0) power emitted during light state fiber.
July 2001
Mechanical details
July 2001
Symb
BACK(+) BIAS SELC
Description Negative power supply Monitoring back facet current Monitoring current Shut Down Command Clock mode select Ground User Connection Laser Degrade Alarm NoUser Connection Wavelength Selection Command Ground Negative power supply
Symb
Description Positive power supply Ground False clock input Ground True clock input Ground False data input Ground True data input Ground supply voltage Positive power supply
VTEC
description
Data Input True: coupled input. logical related light state optical fiber. Data line retimed input module input clock signal when function selected. Data Input False: coupled input. logical zero related light state optical fiber. Data line retimed input module input clock signal when function selected. True Clock Input: coupled input. rising edge middle data pattern. False Clock Input: coupled input. falling edge middle data pattern. Shut Down Command: compatible input. When high module shut down mode optical output power). When open low) module operating mode. Clock Mode Select Command: compatible input. When open) module operates clocked mode. When high module operates clocked mode. Laser Degrade Alarm: compatible output. When provided digital alarm indicates that laser degraded. active level level. Facet Monitor: Analog output. Voltage proportional normalized monitoring current depending optical output power.
SELC
BACK(+)Back BIAS(+) Laser
Bias Monitor: Analog output. Voltage proportional laser bias current depending optical output power. User Connection: this lead must left open. Internal Connection
July 2001
Qualification Reliability
order secure customers, Alcatel Optronics launch complete qualification program. This qualification based manufacturer's qualification agreement with Telcordia GR-253-Core specification (Generic Reliability Assurance Requirements Optoelectronic Devices Used Telecommunications Equipment), 883D, ITU-T G652, G.957, G.783, G-691, IEC68-2 Telcordia TR-EOP-000063 either external manufacturers Alcatel Optronics. qualification program divided steps order quickly qualify main interfaces, pre-qualification phase evaluates level robustness components estimates potential mechanical stress mounting process different parts package. qualification phase with complete functional tests before after each reliability tests evaluates reliability data whole module.
Device marking
device shall legibly permanently marked with following information: Alcatel logo Product family name: 1926 Product code number (see Ordering information section) Serial number
Shipment packing
Each device individually packed anti-static container such manner prevent damage transit. devices delivered within same packaging. packing shall include following information: Alcatel logo Product family name 1926 Product code number (see chapter Serial number Hazard warning label (ESD) Laser Safety Class Label
Deliverable data
following data shall supplied with each device nominal supply voltage ambient temperature) Product name Reference Serial number Manufacturing date PAVG Supply currents BACK(+) BIAS(+)
Optical average power Isup Central wavelength Back-facet voltage (pin2) Bias monitor voltage (pin3)
July 2001
Laser Safety information
Take appropriate precautions prevent undue exposure naked eye. SR-1 transmitters classified Class Laser Product according IEC-825-1.
LASER RADIATION AVOID EXPOSURE BEAM Class laser product
S16-1 IR-1 L16-1 LR-1 transmitter classified Class Laser Product according IEC-825-1.
LASER RADIATION AVOID EXPOSURE BEAM Class laser product
Handling
This product sensitive electrostatic discharge should handled except static free workstation. Take precautions prevent ESD; wrist straps, grounded work surfaces recognized anti-static techniques when handling Alcatel 1926 module. Handle laser module package only, never hold pigtail. Care should taken avoid supply transient over voltage. Over voltage above maximum specified absolute maximum rating section cause permanent damage device.
ATTENTION OBSERVE PRECAUTIONS HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES
July 2001
Ordering information
Alcatel 1926
ITU-T SONET (µm) I-16 SR-1 S-16.1 IR-1 L-16.1 LR-1 Budget (dB) 0.12 10.24 Dispersion (ps/nm) Temp (°C) -5.+75 -40.+85 -5.+75 40.+85 -5.+75 40.+85 Options Receiver Connector FC/PC SC/PC Function Transmitter part number 00326 00327 00328 00329 00330 00331 Receiver part number 00336 00337 00336 00337 00338
July 2001 Copyright 2000 Alcatel Optronics Customized versions available large quantities.
Options Transmitter Connector FC/PC SC/PC Function Standard
EUROPE Route Ville just 91625 Nozay Cedex France (+33) (+33) 15036, Conference Centre Drive CHANTILLY 20151 (+1) 3600 (+1) 6667 CANADA Villebois, suite Gatineau (PQ) Canada, (+1) 3755 (+1) 3354 JAPAN Dai-Tokyo Kasai Shinjuku Building 3-25-3, Yoyogi, Shibuya-Ku Tokyo 0053 Japan (+81) 5302 4341 (+81) 5302 4331
July 2001

Description These integrated modules intended used SONET rates. Alcate

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