82V2042EPF8 IDT, Integrated Device Technology Inc, 82V2042EPF8 Datasheet - Page 3
82V2042EPF8
Manufacturer Part Number
82V2042EPF8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.82V2042EPF8.pdf
(83 pages)
Specifications of 82V2042EPF8
Screening Level
Industrial
Mounting
Surface Mount
Package Type
TQFP
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Lead Free Status / RoHS Status
Not Compliant
1
2
3
Table of Contents
IDT82V2042E PIN CONFIGURATIONS ....................................................................................... 9
PIN DESCRIPTION ..................................................................................................................... 10
FUNCTIONAL DESCRIPTION .................................................................................................... 18
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
CONTROL MODE SELECTION ....................................................................................... 18
T1/E1/J1 MODE SELECTION .......................................................................................... 18
TRANSMIT PATH ............................................................................................................. 18
3.3.1 TRANSMIT PATH SYSTEM INTERFACE.............................................................. 18
3.3.2 ENCODER .............................................................................................................. 18
3.3.3 PULSE SHAPER .................................................................................................... 18
3.3.4 TRANSMIT PATH LINE INTERFACE..................................................................... 23
3.3.5 TRANSMIT PATH POWER DOWN ........................................................................ 23
RECEIVE PATH ............................................................................................................... 24
3.4.1 RECEIVE INTERNAL TERMINATION.................................................................... 24
3.4.2 LINE MONITOR ...................................................................................................... 25
3.4.3 ADAPTIVE EQUALIZER......................................................................................... 26
3.4.4 RECEIVE SENSITIVITY ......................................................................................... 26
3.4.5 DATA SLICER ........................................................................................................ 26
3.4.6 CDR (Clock & Data Recovery)................................................................................ 26
3.4.7 DECODER .............................................................................................................. 26
3.4.8 RECEIVE PATH SYSTEM INTERFACE ................................................................ 26
3.4.9 RECEIVE PATH POWER DOWN........................................................................... 26
3.4.10 G.772 NON-INTRUSIVE MONITORING ................................................................ 27
JITTER ATTENUATOR .................................................................................................... 28
3.5.1 JITTER ATTENUATION FUNCTION DESCRIPTION ............................................ 28
3.5.2 JITTER ATTENUATOR PERFORMANCE ............................................................. 28
LOS AND AIS DETECTION ............................................................................................. 29
3.6.1 LOS DETECTION ................................................................................................... 29
3.6.2 AIS DETECTION .................................................................................................... 31
TRANSMIT AND DETECT INTERNAL PATTERNS ........................................................ 32
3.7.1 TRANSMIT ALL ONES ........................................................................................... 32
3.7.2 TRANSMIT ALL ZEROS......................................................................................... 32
3.7.3 PRBS/QRSS GENERATION AND DETECTION.................................................... 32
LOOPBACK ...................................................................................................................... 32
3.8.1 ANALOG LOOPBACK ............................................................................................ 32
3.8.2 DIGITAL LOOPBACK ............................................................................................. 32
3.3.3.1 Preset Pulse Templates .......................................................................... 18
3.3.3.2 User-Programmable Arbitrary Waveform ................................................ 20
3
Table of Contents
December 12, 2005