82V2042EPF8 IDT, Integrated Device Technology Inc, 82V2042EPF8 Datasheet - Page 19
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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the T1.102 and the measuring diagram is shown in Figure-6. This also
meets the requirement of G.703, 2001. The cable length is divided into five
FUNCTIONAL DESCRIPTION
IDT82V2042E
Note: 1. For R
For T1 applications, the pulse shape is shown in
2. For R
IDT82V2042E
Figure-3 E1 Waveform Template Diagram
Figure-4 E1 Pulse Template Test Circuit
1 .2 0
1 .0 0
0 .6 0
0 .4 0
- 0 .2 0
0 .8 0
0 .2 0
0 .0 0
LOAD
LOAD
-0 .6
= 75 Ω (nom), V
=120 Ω (nom), V
- 0 .4
TTIPn
TRINGn
- 0 .2
out
out
T im e in U n it In te rv a ls
(Peak)=2.37V (nom)
(Peak)=3.00V (nom)
0
0 .2
Figure-5
R
LOAD
0 .4
according to
V
0 .6
OUT
DUAL CHANNEL T1/E1/J1 SHORT HAUL LINE INTERFACE UNIT
19
grades, and there are five pulse templates used for each of the cable length.
The pulse template is selected by PULS[3:0] bits (TCF1, 05H...).
‘0111’.
Note: R
IDT82V2042E
For J1 applications, the PULS[3:0] (TCF1, 05H...) should be set to
-0.2
-0.4
-0.6
1.2
0.8
0.6
0.4
0.2
1
0
Table-10
LOAD
0
Figure-6 T1 Pulse Template Test Circuit
Figure-5 DSX-1 Waveform Template
= 100 Ω ± 5%
lists these values.
TTIPn
TRINGn
250
500
Time (ns)
750
Cable
December 12, 2005
1000
R
LOAD
V
OUT
1250
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