82V2042EPF8 IDT, Integrated Device Technology Inc, 82V2042EPF8 Datasheet - Page 30
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
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Table-14 LOS Declare and Clear Criteria, Adaptive Equalizer Enabled
Table-13 LOS Declare and Clear Criteria, Adaptive Equalizer Disabled
FUNCTIONAL DESCRIPTION
IDT82V2042E
1=T1/J1
1=T1/J1
T1E1
0=E1
T1E1
0=E1
Control bit
0=T1.231
1=I.431
0=G.775
1=I.431/ETSI
0
1
0
1
LAC
LAC
T1.231
G.775
I.431/
I.431
ETSI
Control bit
-
-
-
Level < 800 mVpp
N=175 bits
Level < 800 mVpp
N=1544 bits
Level < 800 mVpp
N=32 bits
Level < 800 mVpp
N=2048 bits
00000
00001
…
01010
01011 - 11111
00000
…
00110
00111
...
01010
01011 - 11111
00000
…
00010
00011
…
01010
01011 - 11111
00000
00001
…
01010
01011 - 11111
LOS[4:0]
LOS declare threshold
-4
-6
…
-24
Reserved
...
-16
-18
...
-24
Reserved
-4
…
-8
-10
…
-24
Reserved
-6
…
-24
Reserved
-4
-4
Q (dB)
Level < Q
N=175 bits
Level < Q
N=1544 bits
Level < Q
N=32 bits
Level < Q
N=2048 bits
LOS declare threshold
DUAL CHANNEL T1/E1/J1 SHORT HAUL LINE INTERFACE UNIT
30
Level > Q+ 4dB
M=128 bits
12.5% mark density
<100 consecutive zeroes
Level > Q+ 4dB
M=128 bits
12.5% mark density
<100 consecutive zeroes
Level > Q+ 4dB
M=32 bits
12.5% mark density
<16 consecutive zeroes
Level > Q+ 4dB
M=32 bits
12.5% mark density
<16 consecutive zeroes
Level > 1 Vpp
M=128 bits
12.5% mark density
<100 consecutive zeroes
Level > 1 Vpp
M=128 bits
12.5% mark density
<100 consecutive zeroes
Level > 1 Vpp
M=32 bits
12.5% mark density
<16 consecutive zeroes
Level > 1 Vpp
M=32 bits
12.5% mark density
<16 consecutive zeroes
LOS clear threshold
LOS clear threshold
I.431 Level detect range is -18 to -30 dB.
G.775 Level detect range is -9 to -35 dB.
I.431 Level detect range is -6 to -20 dB.
December 12, 2005
Note
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