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FOA1252A1 Dataheets PDF



Part Number FOA1252A1
Manufacturers Infineon Technologies AG
Logo Infineon Technologies AG
Description 2.5 Gbit/s Transimpedance Amplifier
Datasheet FOA1252A1 DatasheetFOA1252A1 Datasheet (PDF)

Preliminary Data Sheet, July 1998 FOA1252A1 2.5 Gbit/s Transimpedance Amplifier ICs for Communications N e v e r s t o p t h i n k i n g . Edition 1998-07 Published by Infineon Technologies AG, St.-Martin-Strasse 53, D-81541 München, Germany © Infineon Technologies AG 1998. 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..

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Document
Preliminary Data Sheet, July 1998 FOA1252A1 2.5 Gbit/s Transimpedance Amplifier ICs for Communications N e v e r s t o p t h i n k i n g . Edition 1998-07 Published by Infineon Technologies AG, St.-Martin-Strasse 53, D-81541 München, Germany © Infineon Technologies AG 1998. 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. 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. Preliminary Data Sheet, July 1998 FOA1252A1 2.5 Gbit/s Transimpedance Amplifier ICs for Communications N e v e r s t o p t h i n k i n g . FOA1252A1 Revision History: Previous Version: Page Subjects (major changes since last revision) 1998-07 For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide: see our webpage at http://www.infineon.com FOA1252A1 Table of Contents 1 1.1 1.2 2 2.1 2.2 2.3 2.4 2.5 3 Page Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Recommended Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AC/DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Eye-diagrams Measured at Data Rates of 2.5 Gbit/s . . . . . . . . . . . . . . . . . Bit Error Rate (BER) Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 4 4 5 7 8 Application Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Preliminary Data Sheet 1 1998-07 2.5 Gbit/s Transimpedance Amplifier FOA1252A1 FOA1252A1 1 1.1 • • • • • • • • • • • Overview Features Data rate up to 2.5 Gbit/s Full ITU-T G958 specification compliance Input sensitivity -23.5 dBm at BER = 10-9 Single supply voltage: +4.5 V to +5.5 V Internal DC-compensation loop increases dynamic range No external components needed Internal bias generation for PIN-photodiode Internal low-pass filter to improve power supply rejection Operates with PIN- or APD-photodiode Monitor output for mirrored photodiode current Additional pair of complementary output pins optimized for TO packages 1.2 Applications • Fibre optics data communication systems: SDH, SONET, ATM, OC, STM • Pre-amplifier modules Type FOA1252A1 Ordering Code Q67000-H4128 Package bare die Preliminary Data Sheet 2 1998-07 FOA1252A1 Overview 0.5 k Ω Filter FOA1252A1 VCC VREF = 4.2 V GND +4 +9.2 60 Ω Q+ 60 Ω Q- 1.6 k Ω -40 IN DC Compensation VREF Monitor ITB11346 Figure 1 Table 1 Symbol Block Diagram Pin Description Function Supply voltage Data input from PIN- or APD-photodiode Non-inverting data output Inverting data output Bias voltage for PIN-diode Mirrored photodiode current (connect pin via 0 … 2 kΩ to VCC) Ground VCC IN Q+ QFILTER MONITOR GND Preliminary Data Sheet 3 1998-07 FOA1252A1 Electrical Characteristics 2 2.1 Electrical Characteristics Absolute Maximum Ratings Ambient temperature Tamb = -40 °C … +85 °C Parameter Supply voltage Junction temperature Storage temperature Relative ambient humidity ESD integrity Symbol Limit Values min. max. 6.0 +125 +150 85/85 – V – – – see note -0.5 -40 -40 – 500 Unit Remarks VCC Tj TS – °C °C V %/°C no condensation VES.


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