P R O D U C T B R I E F Semiconductor Solutions for High Speed Communication and Fiber Optic Applications The FOA21002A2 is the industry's first STM64/OC-192 Laser Diode Driver for SDH/SONET systems in Silicon Germanium technology. This new device is a key component for leading-edge high speed optical communication systems for regional, metropolitan and backbone transport data networks at the highest speeds of up to 10.7 Gbit/s over one single fiber. It is a member of the complete 10 Gbit/s chipset in the Silicon Germanium technology with the industry’s lowest power consumption. ■ ■ ■ ■ ■ ■ ■ FOA21002A2 Typical Applications Features Nominal data rate up to 10.7 Gbit/s Suitable for driving electroabsorption modulators (EAM) Suitable for direct modulation of 50 or 25 Ω matched laser diodes Adjustable output current swing up to 60 mA (3 V across 50 Ω) Pulse shape adjustment: duty cycle, output voltage undershoot Fully differential design Low power consumption ■ ■ ■ ■ ■ Fiber optics telecom and datacom applications SONET/SDH OC-192/STM-64 with and without FEC Driver for EAM, laser diode modules, transmission lines Test and Measurement equipment: Clock driver, buffer ■ ■ Main Advantages ■ ■ Data rate up to 10.7 Gbit/s Industry's lowest power consumption of typical 1.5 W (for full voltage swing of 3 V) ■ ■ ■ Suitable for driving both 50 Ω matched ElectroAbsorption Modulators (EAM) as well as direct modulation of 50 or 25 Ω matched laser diodes. (for single or differential transmission lines) Adjustable output current swing up to 60 mA (3 V across 50 Ω) Pulse shape adjustment: Eye symmetry, duty cycle, output voltage undershoot Fully differential design Supply voltage of -5.2 V and +1.8 V Small chip size of 1.415 x 1.045 mm (bare die) Packing Type Sales Code Package LDD FOA21002A Bare die F O A 2 1 0 0 2 A 2 FOA21002A1 Laser Diode Driver L D D 9 .9 5 - 1 0 . 7 G b i t / s , - 5 . 2 V N e v e r s t o p t h i n k i n g . P R O D U C T V CC FOA21002 A 2 50 Ω 60 Ω 50 Ω 60 Ω V CCQH V CCQL B R I E F FOA21002A2 Block Diagram QH QL IH IL IOS1H IMOD IOS1L V EE ISS1 EF23 EF12 EF22 IOS2H IOS2L Application Example +1.8 V 40 Ω V CC DataIN+ IMOD L* L* V CCQH V CCQL 50 Ω FOA21002A 2 IH DataIN- QL IOS1H Open QH IL 45 Ω 50 Ω Laser Module IOS1L Open V EE -5.2 V 600 Ω ISS1 EF23 160 Ω EF12 Open EF22 Open Data Processing MUX+CMU Laser Driver FOA41001B1 FOA21002A1 Framer/ Mapper FOAxxxx One Chip Transceiver Laser 1) 10 Gbit/s Chipset Overview FOA6100xB1 DEMUX+CDR CDR TIA FOA51001B1 FOA31002B1 FOA11002A2 PIN 1) Optional Serial CDR How to reach us: http://www.infineon.com Published by Infineon Technologies AG, St.-Martin-Strasse 53, 81541 München © Infineon Technologies AG 2002. All Rights Reserved. Attention please! The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide. Published by Infineon Technologies AG Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered. Ordering No. B168-H7713-G1-X-7600 Printed in Germany PS 1201.5 NB