Nokia EKSOS BRI UK0 Line Card » History » Version 5
laforge, 01/15/2023 05:09 PM
| 1 | 2 | laforge | h1. Nokia EKSOS BRI UK0 Line Card (T35111.22) |
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| 2 | 1 | laforge | |
| 3 | 5 | laforge | This is the line interface card for 16 digital ISDN BRI Uk0 (4B3T) subscriber lines within the [[Nokia_EKSOS]] system. |
| 4 | 2 | laforge | |
| 5 | 4 | laforge | h2. PCB photos |
| 6 | |||
| 7 | {{thumbnail(eksos_uk0_top.jpg)}} |
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| 8 | {{thumbnail(eksos_uk0_bot.jpg)}} |
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| 9 | |||
| 10 | 2 | laforge | h2. Connectors |
| 11 | |||
| 12 | |_.Name|_.Designator|_.Type|_.Description| |
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| 13 | 3 | laforge | |TRIB 1-16|-|Euroconnector C/1|Subscriber lines 1..16| |
| 14 | 1 | laforge | |
| 15 | h2. Main circuits |
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| 16 | |||
| 17 | h3. Line interface for each BRI / Uk0 |
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| 18 | |||
| 19 | * 4x Quad IEC consisting of two chips: |
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| 20 | ** PEF24901H DFE-T V1.2 |
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| 21 | *** Quad ISDN 4B3T Echocanceller Digital Front End |
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| 22 | *** Data Sheet: attachment:PEF24901.pdf |
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| 23 | ** PEB24902H AFE V2.1 |
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| 24 | *** Quad ISDN Echocancellation Circuit Analoge Front End |
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| 25 | *** Data Sheet: attachment:PEB24902.pdf |
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| 26 | * 16x PEB2026T-S IHPC V1.1 |
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| 27 | ** ISDN High Voltage Power Controller |
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| 28 | ** Data Sheet: attachment:PEB2026.pdf |
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| 29 | |||
| 30 | h3. Core Logic |
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| 31 | |||
| 32 | * 1x NEC UPD97313GD |
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| 33 | * 2x Sharp LH28F160S3HT-S4 Flash |
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| 34 | * 1x Samsung K4F151612D-TC60 SDRAM |
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| 35 | * 1x Motorola MC68MH360A125VL QUICC32 CPU/Controller |
