82P2281PFG IDT, Integrated Device Technology Inc, 82P2281PFG Datasheet - Page 129
82P2281PFG
Manufacturer Part Number
82P2281PFG
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.82P2281PFG.pdf
(371 pages)
Specifications of 82P2281PFG
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
Compliant
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
82P2281PFG
Manufacturer:
IDT
Quantity:
112
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T1/J1 Transmit Configuration 2 (024H)
SCAL[5:0]:
from the standard value) will scale the amplitude of the D/A output by a certain offset. These bits are only effective when user programmable arbitrary
waveform is used.
change scales about 2% offset.
Programming Information
IDT82P2281
Bit Name
Default
Bit No.
The following setting lists the standard values of normal amplitude in different operating modes. Each step change (one increasing or decreasing
= 000100: Normal amplitude in T1 long haul LBO/-22.5 dB operating mode. Each step change scales about 25% offset.
= 001000: Normal amplitude in T1 long haul LBO/-15 dB operating mode. Each step change scales about 12.5% offset.
= 010001: Normal amplitude in T1 long haul LBO/-7.5 dB operating mode. Each step change scales about 6.25% offset.
= 110110: Normal amplitude in T1 0~133 ft, 133~266 ft, 266~399 ft, 399~533 ft, 533~655 ft, DS1 0 dB & J1 0~655 ft operating modes. Each step
Type
7
Reserved
6
SCAL5
R/W
5
1
SCAL4
129
R/W
4
0
SINGLE T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
SCAL3
R/W
3
0
SCAL2
R/W
2
0
SCAL1
R/W
1
0
August 20, 2009
SCAL0
R/W
0
1
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