IDT82V2081 Просмотр технического описания (PDF) - Integrated Device Technology

Номер в каталоге

Компоненты Описание

Список матч

IDT82V2081

SINGLE CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT

Integrated Device Technology 

SINGLE CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT

TABLE OF CONTENTS

INDUSTRIAL

TEMPERATURE RANGES

1 IDT82V2081 PIN CONFIGURATIONS .......................................................................................... 8

2 PIN DESCRIPTION ....................................................................................................................... 9

3 FUNCTIONAL DESCRIPTION .................................................................................................... 15

3.1 CONTROL MODE SELECTION ....................................................................................... 15

3.2 T1/E1/J1 MODE SELECTION .......................................................................................... 15

3.3 TRANSMIT PATH ............................................................................................................. 15

3.3.1 TRANSMIT PATH SYSTEM INTERFACE.............................................................. 15

3.3.2 ENCODER ............................................................................................................. 15

3.3.3 PULSE SHAPER .................................................................................................... 15

3.3.3.1 Preset Pulse Templates .......................................................................... 15

3.3.3.2 LBO (Line Build Out) ............................................................................... 16

3.3.3.3 User-Programmable Arbitrary Waveform ................................................ 16

3.3.4 TRANSMIT PATH LINE INTERFACE..................................................................... 20

3.3.5 TRANSMIT PATH POWER DOWN ........................................................................ 20

3.4 RECEIVE PATH ............................................................................................................... 21

3.4.1 RECEIVE INTERNAL TERMINATION.................................................................... 21

3.4.2 LINE MONITOR ...................................................................................................... 22

3.4.3 ADAPTIVE EQUALIZER......................................................................................... 22

3.4.4 RECEIVE SENSITIVITY ......................................................................................... 22

3.4.5 DATA SLICER ........................................................................................................ 22

3.4.6 CDR (Clock & Data Recovery)................................................................................ 22

3.4.7 DECODER .............................................................................................................. 22

3.4.8 RECEIVE PATH SYSTEM INTERFACE ................................................................ 23

3.4.9 RECEIVE PATH POWER DOWN........................................................................... 23

3.5 JITTER ATTENUATOR .................................................................................................... 23

3.5.1 JITTER ATTENUATION FUNCTION DESCRIPTION ............................................ 23

3.5.2 JITTER ATTENUATOR PERFORMANCE ............................................................. 23

3.6 LOS AND AIS DETECTION ............................................................................................. 24

3.6.1 LOS DETECTION ................................................................................................... 24

3.6.2 AIS DETECTION .................................................................................................... 25

3.7 TRANSMIT AND DETECT INTERNAL PATTERNS ........................................................ 26

3.7.1 TRANSMIT ALL ONES ........................................................................................... 26

3.7.2 TRANSMIT ALL ZEROS......................................................................................... 26

3.7.3 PRBS/QRSS GENERATION AND DETECTION.................................................... 26

3.8 LOOPBACK ...................................................................................................................... 26

3.8.1 ANALOG LOOPBACK ............................................................................................ 26

3.8.2 DIGITAL LOOPBACK ............................................................................................. 26

3.8.3 REMOTE LOOPBACK............................................................................................ 26

3.8.4 INBAND LOOPBACK.............................................................................................. 28

3.8.4.1 Transmit Activate/Deactivate Loopback Code......................................... 28

3.8.4.2 Receive Activate/Deactivate Loopback Code.......................................... 28

3.8.4.3 Automatic Remote Loopback .................................................................. 28

3

Share Link: