82V2082PF IDT, Integrated Device Technology Inc, 82V2082PF Datasheet - Page 36
82V2082PF
Manufacturer Part Number
82V2082PF
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.82V2082PF.pdf
(88 pages)
Specifications of 82V2082PF
Number Of Transceivers
1
Screening Level
Industrial
Mounting
Surface Mount
Package Type
TQFP
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Lead Free Status / RoHS Status
Not Compliant
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3.8.3
nel is configured in Remote Loopback mode. In this mode, the recovered
clock and data output from Clock and Data Recovery on the receive path
FUNCTIONAL DESCRIPTION
IDT82V2082
When the RLP bit (MAINT1, 0DH...) is set to ‘1’, the corresponding chan-
TDn/TDPn
RDn/RDPn
CVn/RDNn
TCLKn
RDn/RDPn
TDn/TDPn
CVn/RDNn
RCLKn
TDNn
LOSn
REMOTE LOOPBACK
RCLKn
TCLKn
TDNn
LOSn
Detection
LOS/AIS
HDB3/AMI
HDB3/AMI
Decoder
Encoder
B8ZS/
B8ZS/
Detection
HDB3/AMI
LOS/AIS
HDB3/AMI
Decoder
Encoder
B8ZS/
B8ZS/
Attenuator
Attenuator
Jitter
Jitter
Attenuator
Attenuator
Jitter
Jitter
Loopback
Digital
Figure-15 Analog Loopback
Figure-16 Digital Loopback
DUAL CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT
Clock and
Recovery
Shaper/LBO
Waveform
Data
Clock and
Recovery
Shaper/LBO
Waveform
Data
36
is looped back to the jitter attenuator (if enabled) and Waveform Shaper in
transmit path.
LPn[1:0] pins to ‘11’ on a per channel basis.
In hardware control mode, Remote Loopback can be selected by setting
Slicer
Data
Slicer
Data
Driver
Figure-17
Line
Equalizer
Adaptive
Driver
Line
One of the Two Identical Channels
shows the process.
Equalizer
One of the Two Identical Channels
Adaptive
Termination
Termination
Transmitter
Receiver
Internal
Internal
Termination
Transmitter
Termination
Internal
Receiver
Internal
Loopback
Analog
May 4, 2009
TTIPn
TRINGn
RTIPn
RRINGn
RTIPn
RRINGn
TTIPn
TRINGn
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