JEC IEC62148-3 Edition 2.0 2010-11 NTERNATIONAL by STANDARD NORME NTERNATIONALE Inc. Composants et dispositifs actifs en fibres optiques - Normes de boitier et d'interface- Partie 3:Emetteurs-recepteurs SFFa 20 broches C 62148-3:20 IEC IEC62148-3 Edition 2.0 2010-11 BR NTERNATIONAL by STANDARD Be NORME Sci INTERNATIONALE Part 3: SFF 20-pin transceivers Composants et dispositifs actifs en fibres optigues-Normes de boitier et dinterface Partie3:Emetteurs-recepteursSFFa20broches COMMISSION ELECTROTECHNIQUE INTERNATIONALE Q CODEPRIX ICS 33.180.20 ISBN 978-2-88912-270-7 Margue deposee de la Cc material 62148-3@IEC:2010 2 CONTENTS I to BR FOREWORD. INTRODUCTION RDemo Scope.. by Normative references. 2 3 Terms, definitions and abbreviations.. 6 3.1 Terms and definitions. Reuters 3.2Abbreviations. Classification. Sc 5 Specificationof the optical connectorinterface Electrical interface 6 6.1 General. Inc 6.2 Numbering ofelectrical terminals. 6.3 Electrical terminal assignment .. Outline and footprint. 7.1 Drawings of case outline. 7.2 Opticalreceptacle 14 7.3 Drawings of case footprint. 15 Bibliography... 17 Figure 1 - Electrical terminal numbering assignments (viewed from above with pins underneath)..... Figure 2- Case outline of the SFF MT-RJ 20-pin transceiver.. .10 Figure3-Caseoutlineof theSFFLC20-pintransceiver .12 Figure 4-Case outline of the SFFMU duplex 20-pin transceiver Figure 5-Case footprint.. 16 Table 1-Transceiver receiver pin-function definitions. Table 2-Transceiver transmitter pin-function definitions No further