iec4-t s http://www.siemens.de/semiconductor/communication potential applications n central office digital linecards n access networks linecards features n two chip solution featuring 4 channel full duplex data trans- mission and reception over two-wire metallic subscriber loops providing isdn basic rate access at 144 kbit/s n fully compliant to: - ftz guideline 1tr 220 - etsi etr 080 (1996) - recommendation itu-t g.961 n 4b3t block code at 120 khz symbol rate n lt mode for linecards n low power consumption n iom ? -2 interface for stand alone mode featuring different clock speeds n 1 kbit/s maintenance channel n integrated wake-up unit n monitoring of transmission errors n maximum loop length: - 4.2 km with 0.4 mm wire - 8.0 km with 0.6 mm wire n absorption of up to 18 s peak to peak phase jitter n switching of analog testloops n activation and deactivation n masterclock generation by pll n automatic polarity adaption n automatic gain control n adaptive echocancellation n adaptive equalization n 4 drivers per channel to switch relays or a power controller n 2 status inputs per channel n extended temperature range available n jtag boundary scan n p-mqfp-64 package n part of the siemens semicon- ductor group system solution documentation and support package n data sheets n application note n smart 2000 based demon- stration board system the isdn 4b3t echocancellation circuit 4-channel (iec4-t) is an optimized chipset featuring 4 times isdn basic rate access. it consists of the analog frontend peb 24902 and the digital front- end peb 24901. this chipset fulfills all relevant standards. auxiliary functions like relay drivers and status inputs are provided. an iom ? -2 interface is used to provide data and control access to the peb 24901 thus easing the pcb layout. the iec4-t chipset is pin compatible to the iec4-q chipset. a sophisti- cated power management system allows to reduce the applications power consumption to a minimum. siemens semiconductor offers also a broad range of other telecom ics making it easy to integrate the iec4-t into a com- plete system solution. product brief iec4-t peb 24902/01 i sdn e chocancellation c ircuit 4 -channel for 4b3 t line code
published by semiconductor group siemens aktiengesellschaft how to reach us: http://www.siemens.de/semiconductor/ ? siemens ag 1998. all rights reserved. please note that any information contained in this publication may be subject to change. siemens re- serves the right to make changes to or to discontin- ue any product or service identified in this publica- tion without notice. please contact our regional offices to receive the latest version of the relevant information to verify, before placing orders, that the information being relied upon is current. all brand or product names, hardware or software names are trademarks of their respective compa- nies or organizations. wien t (+43) 1-1707-356 11 richmond (melbourne), vic. 3121 t (+61) 3-9420 71 11 brussel/bruxelles t (+32) 2-536 23 48 s?o paulo-sp t (+55) 11-836 23 77/ 26 84 mississauga, ontario l5t 1p2 t (+1) 905-819 80 00 zrich t (+41) 1-495 30 65 dsseldorf t (+49) 211-399 15 51 laatzen (hannover) t (+49) 511-877 27 06 mnchen t (+49) 89-9221 40 86 nrnberg t (+49) 911-654 76 22 stuttgart t (+49) 711-137 33 14 ballerup t (+45) 4477-44 77 tres cantos-madrid t (+34) 91-514 80 00 saint-denis cedex 2 t (+33) 1-4922 31 00 espoo (helsinki) t (+35) 9-5105 1 berkshire rg 12 8fz t (+44) 1344-39 60 00 amaroussio/athen t (+30) 1-686 41 11 hong kong t (+852) 2832 05 00 milano t (+39) 02-6676-1 new delhi 110 014 t (+91) 11-461 74 47 dublin 4 t (+353) 1-603 23 42 tokyo 141-0022 t (+81) 3-5449 64 11 oslo 5 t (+47) 22-63 30 00 den haag t (+31) 70-333 24 29 amadora t (+35) 1-417 00 11 warszawa t (+48) 2-670 91 51 taipei t (+886) 2-2773 66 06 seoul 135-080 t (+82) 2-527 77 00 moskva t (+7) 095-237-64 76, -69 11 kista t (+46) 8-703 35 00 singapore 349 253 t (+65) 840 06 10 findikli (istanbul) t (+90) 212-251 09 00 cupertino, ca 95014 t (+1) 408-777 45 00 halfway house 1685 t (+27) 11-652-20 00, -27 00 a aus b br cdn ch d dk e f fin gb gr hk i ind irl j n nl p pl rc rok rus s sgp tr usa za ordering no. b115-h7322-x-x-7600 printed in germany ps 10985. ordering information tools and documentation application example digital linecard sales code package ordering code availability peb 24902 h v2.1 p-mqfp-64 q67101-h6849 production pef 24902 h v2.1 p-mqfp-64 q67101-h6850 production peb 24901 h v1.2 p-mqfp-64 q67233-h1067 production pef 24901 h v1.2 p-mqfp-64 q67233-h1068 production name ordering code status data sheet peb 24902 v1.1 05.96 delta sheet peb 24902 v1.2 06.97 delta sheet peb 24902 v2.1 09.98 data sheet peb 24901 v1.1 02.95 delta sheet peb 24901 v1.2 06.96 application note digital linecard 03.96 smart 24901 demoboard q67230-h1091 development siu system interface unit system interface unit system interface unit system interface unit receiver channel 0/4 siu receiver channel 1/5 siu receiver channel 2/6 siu receiver channel 3/7 iom ? - handler afe- interface sdx sdr pdmx fsc dcl din dout slot stxx rdxx ihpc test unit 1 2 ihpc 4 4 3 ihpc 4 4 ihpc 4 8 8 afe peb 24902 dfe-q peb 24901 iom ? -2 idec ? peb 2075 m c-bus elic ? peb 20550 m c sign. highway pcm highway dfe-t block diagram
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