IDT82V2088(2008) 查看數據表（PDF） - Integrated Device Technology
零件编号
产品描述 (功能)
生产厂家
IDT82V2088
(Rev.:2008)
(Rev.:2008)
Integrated Device Technology
IDT82V2088 Datasheet PDF : 78 Pages
| |||
OCTAL CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT
TABLE OF CONTENTS
INDUSTRIAL
TEMPERATURE RANGES
1 IDT82V2088 PIN CONFIGURATIONS .......................................................................................... 8
2 PIN DESCRIPTION ..................................................................................................................... 10
3 FUNCTIONAL DESCRIPTION .................................................................................................... 16
3.1 T1/E1/J1 MODE SELECTION .......................................................................................... 16
3.2 TRANSMIT PATH ............................................................................................................. 16
3.2.1 TRANSMIT PATH SYSTEM INTERFACE.............................................................. 16
3.2.2 ENCODER .............................................................................................................. 16
3.2.3 PULSE SHAPER .................................................................................................... 16
3.2.3.1 Preset Pulse Templates .......................................................................... 16
3.2.3.2 LBO (Line Build Out) ............................................................................... 17
3.2.3.3 User-Programmable Arbitrary Waveform ................................................ 17
3.2.4 TRANSMIT PATH LINE INTERFACE..................................................................... 21
3.2.5 TRANSMIT PATH POWER DOWN ........................................................................ 21
3.3 RECEIVE PATH ............................................................................................................... 22
3.3.1 RECEIVE INTERNAL TERMINATION.................................................................... 22
3.3.2 LINE MONITOR ...................................................................................................... 23
3.3.3 ADAPTIVE EQUALIZER......................................................................................... 23
3.3.4 RECEIVE SENSITIVITY ......................................................................................... 23
3.3.5 DATA SLICER ........................................................................................................ 23
3.3.6 CDR (Clock & Data Recovery)................................................................................ 23
3.3.7 DECODER .............................................................................................................. 23
3.3.8 RECEIVE PATH SYSTEM INTERFACE ................................................................ 23
3.3.9 RECEIVE PATH POWER DOWN........................................................................... 23
3.3.10 G.772 NON-INTRUSIVE MONITORING ................................................................ 24
3.4 JITTER ATTENUATOR .................................................................................................... 25
3.4.1 JITTER ATTENUATION FUNCTION DESCRIPTION ............................................ 25
3.4.2 JITTER ATTENUATOR PERFORMANCE ............................................................. 25
3.5 LOS AND AIS DETECTION ............................................................................................. 26
3.5.1 LOS DETECTION ................................................................................................... 26
3.5.2 AIS DETECTION .................................................................................................... 27
3.6 TRANSMIT AND DETECT INTERNAL PATTERNS ........................................................ 28
3.6.1 TRANSMIT ALL ONES ........................................................................................... 28
3.6.2 TRANSMIT ALL ZEROS......................................................................................... 28
3.6.3 PRBS/QRSS GENERATION AND DETECTION.................................................... 28
3.7 LOOPBACK ...................................................................................................................... 28
3.7.1 ANALOG LOOPBACK ............................................................................................ 28
3.7.2 DIGITAL LOOPBACK ............................................................................................. 28
3.7.3 REMOTE LOOPBACK............................................................................................ 28
3.7.4 INBAND LOOPBACK.............................................................................................. 30
3.7.4.1 Transmit Activate/Deactivate Loopback Code......................................... 30
3.7.4.2 Receive Activate/Deactivate Loopback Code.......................................... 30
3.7.4.3 Automatic Remote Loopback .................................................................. 30
3
Share Link: