Nokia EKSOS BRI UK0 Line Card » History » Revision 3
Revision 2 (laforge, 09/10/2022 06:07 AM) → Revision 3/5 (laforge, 09/10/2022 07:14 AM)
h1. Nokia EKSOS BRI UK0 Line Card (T35111.22) This is the line interface card for 16 digital ISDN BRI Uk0 (4B3T) subscriber lines within the Nokie EKSOS system. h2. Connectors |_.Name|_.Designator|_.Type|_.Description| |TRIB 1-16|-|Euroconnector C/1|Subscriber 1-16|-|?|Subscriber lines 1..16| h2. Main circuits h3. Line interface for each BRI / Uk0 * 4x Quad IEC consisting of two chips: ** PEF24901H DFE-T V1.2 *** Quad ISDN 4B3T Echocanceller Digital Front End *** Data Sheet: attachment:PEF24901.pdf ** PEB24902H AFE V2.1 *** Quad ISDN Echocancellation Circuit Analoge Front End *** Data Sheet: attachment:PEB24902.pdf * 16x PEB2026T-S IHPC V1.1 ** ISDN High Voltage Power Controller ** Data Sheet: attachment:PEB2026.pdf h3. Core Logic * 1x NEC UPD97313GD * 2x Sharp LH28F160S3HT-S4 Flash * 1x Samsung K4F151612D-TC60 SDRAM * 1x Motorola MC68MH360A125VL QUICC32 CPU/Controller
