IDT82P2282(2009) Просмотр технического описания (PDF) - Integrated Device Technology
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IDT82P2282 Datasheet PDF : 381 Pages
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IDT82P2282
DUAL T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
3.18.2.4 Offset ................................................................................................................................................................................ 80
3.19 TRANSMIT PAYLOAD CONTROL ............................................................................................................................................................... 81
3.20 FRAME GENERATOR .................................................................................................................................................................................. 82
3.20.1 Generation ...................................................................................................................................................................................... 82
3.20.1.1 T1 / J1 Mode .................................................................................................................................................................... 82
3.20.1.1.1 Super Frame (SF) Format ............................................................................................................................. 82
3.20.1.1.2 Extended Super Frame (ESF) Format ........................................................................................................... 82
3.20.1.1.3 T1 Digital Multiplexer (DM) Format (T1 only) ................................................................................................ 82
3.20.1.1.4 Switch Line Carrier - 96 (SLC-96) Format (T1 only) ...................................................................................... 82
3.20.1.1.5 Interrupt Summary ......................................................................................................................................... 83
3.20.1.2 E1 Mode ........................................................................................................................................................................... 84
3.20.1.2.1 Interrupt Summary ......................................................................................................................................... 85
3.20.2 HDLC Transmitter .......................................................................................................................................................................... 87
3.20.2.1 HDLC Channel Configuration ........................................................................................................................................... 87
3.20.2.2 HDLC Mode ...................................................................................................................................................................... 87
3.20.2.2.1 HDLC Mode ................................................................................................................................................... 87
3.20.2.3 Interrupt Summary ............................................................................................................................................................ 87
3.20.2.4 Reset ................................................................................................................................................................................ 87
3.20.3 Automatic Performance Report Message (T1/J1 Only) .............................................................................................................. 89
3.20.4 Bit-Oriented Message Transmitter (T1/J1 Only) .......................................................................................................................... 90
3.20.5 Inband Loopback Code Generator (T1/J1 Only) .......................................................................................................................... 90
3.20.6 All ‘Zero’s & All ‘One’s ................................................................................................................................................................... 90
3.20.7 Change Of Frame Alignment ......................................................................................................................................................... 90
3.21 TRANSMIT BUFFER ..................................................................................................................................................................................... 91
3.22 ENCODER ..................................................................................................................................................................................................... 91
3.22.1 Line Code Rule ............................................................................................................................................................................... 91
3.22.1.1 T1/J1 Mode ...................................................................................................................................................................... 91
3.22.1.2 E1 Mode ........................................................................................................................................................................... 91
3.22.2 BPV Error Insertion ........................................................................................................................................................................ 91
3.22.3 All ‘One’s Insertion ........................................................................................................................................................................ 91
3.23 TRANSMIT JITTER ATTENUATOR ............................................................................................................................................................. 92
3.24 WAVEFORM SHAPER / LINE BUILD OUT .................................................................................................................................................. 93
3.24.1 Preset Waveform Template ........................................................................................................................................................... 93
3.24.1.1 T1/J1 Mode ...................................................................................................................................................................... 93
3.24.1.2 E1 Mode ........................................................................................................................................................................... 93
3.24.2 Line Build Out (LBO) (T1 Only) ..................................................................................................................................................... 94
3.24.3 User-Programmable Arbitrary Waveform .................................................................................................................................... 94
3.25 LINE DRIVER .............................................................................................................................................................................................. 101
3.26 TRANSMITTER IMPEDANCE MATCHING ................................................................................................................................................ 102
3.27 TESTING AND DIAGNOSTIC FACILITIES ................................................................................................................................................ 103
3.27.1 PRBS Generator / Detector ......................................................................................................................................................... 103
3.27.1.1 Pattern Generator ........................................................................................................................................................... 103
3.27.1.2 Pattern Detector ............................................................................................................................................................. 103
3.27.2 Loopback ...................................................................................................................................................................................... 104
3.27.2.1 System Loopback ........................................................................................................................................................... 104
3.27.2.1.1 System Remote Loopback .......................................................................................................................... 104
3.27.2.1.2 System Local Loopback .............................................................................................................................. 104
3.27.2.2 Payload Loopback .......................................................................................................................................................... 104
3.27.2.3 Local Digital Loopback 1 ................................................................................................................................................ 104
3.27.2.4 Remote Loopback .......................................................................................................................................................... 104
3.27.2.5 Local Digital Loopback 2 ................................................................................................................................................ 104
3.27.2.6 Analog Loopback ............................................................................................................................................................ 104
3.27.3 G.772 Non-Intrusive Monitoring .................................................................................................................................................. 104
3.28 INTERRUPT SUMMARY ............................................................................................................................................................................. 107
Table of Contents
5
August 20, 2009
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