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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 Nokia_EKSOS system.
PCB photos¶
Connectors¶
| Name | Designator | Type | Description |
|---|---|---|---|
| TRIB 1-16 | - | Euroconnector C/1 | Subscriber lines 1..16 |
Main circuits¶
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: PEF24901.pdf
- PEB24902H AFE V2.1
- Quad ISDN Echocancellation Circuit Analoge Front End
- Data Sheet: PEB24902.pdf
- PEF24901H DFE-T V1.2
- 16x PEB2026T-S IHPC V1.1
- ISDN High Voltage Power Controller
- Data Sheet: PEB2026.pdf
Core Logic¶
- 1x NEC UPD97313GD
- 2x Sharp LH28F160S3HT-S4 Flash
- 1x Samsung K4F151612D-TC60 SDRAM
- 1x Motorola MC68MH360A125VL QUICC32 CPU/Controller
Updated by laforge 11 months ago · 5 revisions
