82P2821BH IDT, Integrated Device Technology Inc, 82P2821BH Datasheet - Page 8

• Manufacturer Part Number: 82P2821BH
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 82P2821BH

• Number Of Transceivers: 1
• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Not Compliant

List of Figures
Figure-1 Functional Block Diagram ............................................................................................................................................................................ 12
Figure-2 640-Pin TEPBGA (Top View) - Outline ........................................................................................................................................................ 13
Figure-3 640-Pin TEPBGA (Top View) - Top Left ...................................................................................................................................................... 14
Figure-4 640-Pin TEPBGA (Top View) - Top Right .................................................................................................................................................... 15
Figure-5 640-Pin TEPBGA (Top View) - Bottom Left ................................................................................................................................................. 16
Figure-6 640-Pin TEPBGA (Top View) - Bottom Right ............................................................................................................................................... 17
Figure-7 Switch between Impedance Matching Modes .............................................................................................................................................. 29
Figure-8 Receive Differential Line Interface with Twisted Pair Cable (with transformer) ........................................................................................... 30
Figure-9 Receive Differential Line Interface with Coaxial Cable (with transformer) ................................................................................................... 30
Figure-10 Receive Differential Line Interface with Twisted Pair Cable (transformer-less, non standard compliant) ................................................... 31
Figure-11 Receive Single Ended Line Interface with Coaxial Cable (with transformer) .............................................................................................. 31
Figure-12 Receive Single Ended Line Interface with Coaxial Cable (transformer-less, non standard compliant) ....................................................... 31
Figure-13 Receive Path Monitoring ............................................................................................................................................................................. 32
Figure-14 Transmit Path Monitoring ............................................................................................................................................................................ 32
Figure-15 DSX-1 Waveform Template ........................................................................................................................................................................ 35
Figure-16 T1 Waveform Template Measurement Circuit ............................................................................................................................................. 35
Figure-17 E1 Waveform Template ............................................................................................................................................................................... 36
Figure-18 E1 Waveform Template Measurement Circuit ............................................................................................................................................ 36
Figure-19 Transmit Differential Line Interface with Twisted Pair Cable (with Transformer) ........................................................................................ 40
Figure-20 Transmit Differential Line Interface with Coaxial Cable (with transformer) ................................................................................................. 40
Figure-21 Transmit Differential Line Interface with Twisted Pair Cable (transformer-less, non standard compliant) .................................................. 40
Figure-22 Transmit Single Ended Line Interface with Coaxial Cable (with transformer) ............................................................................................. 40
Figure-23 Jitter Attenuator ........................................................................................................................................................................................... 42
Figure-24 LLOS Indication on Pins .............................................................................................................................................................................. 44
Figure-25 TLOS Detection Between Two Channels .................................................................................................................................................... 46
Figure-26 Pattern Generation (1) ................................................................................................................................................................................. 48
Figure-27 Pattern Generation (2) ................................................................................................................................................................................. 48
Figure-28 PRBS / ARB Detection ................................................................................................................................................................................ 49
Figure-29 IB Detection ................................................................................................................................................................................................. 50
Figure-30 Automatic Error Counter Updating .............................................................................................................................................................. 51
Figure-31 Manual Error Counter Updating .................................................................................................................................................................. 51
Figure-32 Priority Of Diagnostic Facilities During Analog Loopback ........................................................................................................................... 54
Figure-33 Priority Of Diagnostic Facilities During Manual Remote Loopback ............................................................................................................. 55
Figure-34 Priority Of Diagnostic Facilities During Digital Loopback ............................................................................................................................ 56
Figure-35 Priority Of Diagnostic Facilities During Manual Remote Loopback + Manual Digital Loopback ................................................................. 58
Figure-36 Priority Of Diagnostic Facilities During Manual Remote Loopback + Automatic Digital Loopback ............................................................. 58
Figure-37 G.772 Monitoring ......................................................................................................................................................................................... 59
Figure-38 Automatic JM Updating ............................................................................................................................................................................... 60
Figure-39 Manual JM Updating ................................................................................................................................................................................... 60
Figure-40 REFA Output Options in Normal Operation ................................................................................................................................................ 63
Figure-41 REFB Output Options in Normal Operation ................................................................................................................................................ 64
Figure-42 REFA Output in LLOS Condition (When RCLKn Is Selected) ..................................................................................................................... 64
Figure-43 REFA Output in No CLKA Condition (When CLKA Is Selected) ................................................................................................................. 65
Figure-44 Interrupt Service Process ............................................................................................................................................................................ 68
Figure-45 Reset ........................................................................................................................................................................................................... 69
Figure-46 1+1 HPS Scheme, Differential Interface (Shared Common Transformer) .................................................................................................. 71
Figure-47 1:1 HPS Scheme, Differential Interface (Individual Transformer) ............................................................................................................... 72
Figure-48 1+1 HPS Scheme, E1 75 ohm Single-Ended Interface (Shared Common Transformer) ........................................................................... 73
List of Figures
8
February 6, 2009