PEB2256H-V12

PEB2256H-V12 Datasheet


E1/T1/J1 Framer and Line Interface Component for Longand Short-Haul Applications PEB 2256 HT Version PEB 2256 E Version

Part Datasheet
PEB2256H-V12 PEB2256H-V12 PEB2256H-V12 (pdf)
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Data Sheet, DS 3, Aug. 2002

FALC56

E1/T1/J1 Framer and Line Interface Component for Longand Short-Haul Applications PEB 2256 HT Version PEB 2256 E Version

Wired Communications

Never stop thinking.

Data Sheet
2002-08-27

Previous Version:

P-LBGA-81-1 Package Outline

For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide see our webpage at
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Edition 2002-08-27 Published by Infineon Technologies AG, St.-Martin-Strasse 53, D-81541 München, Germany

Infineon Technologies AG

All Rights Reserved.

Attention please! The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer.

Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide.

Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered.

FALC56 V1.2 PEB 2256

Table of Contents

Introduction 18

Features 19

Logic Symbol 23

Typical Applications 24

Pin Descriptions 26

Pin Diagram P-MQFP-80-1 26

Pin Diagram P-LBGA-81-1 27

Pin Definitions and Functions 29

Functional Description E1/T1/J1 50 Functional Overview 50 Block Diagram 51 Functional Blocks 52

Microprocessor Interface 52 Mixed Byte/Word Access to the FIFOs 52 FIFO Structure 53 Interrupt Interface 55

Boundary Scan Interface 57 Master Clocking Unit 59

Functional Description E1 60

Receive Path in E1 Mode 60

Receive Line Interface 60

Receive Short and Long-Haul Interface 60

Receive Equalization Network E1 61

Receive Line Attenuation Indication E1 61

Receive Clock and Data Recovery E1 61

Receive Line Coding E1 62

Receive Line Monitoring Mode 63

Loss-of-Signal Detection E1 65

Receive Jitter Attenuator E1 66
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Datasheet ID: PEB2256H-V12 638413