xrt7298 Exar Corporation, xrt7298 Datasheet - Page 8

• Manufacturer Part Number: xrt7298
• Description: Xrt7298 -ds2/sts-1 E3 Integrated Line Transmitter
• Manufacturer: Exar Corporation

DS3 SIGNAL REQUIREMENTS
Notes
1
2
3
XRT7298
The pulse template proposedby G.703 standardsis shownin Figure 4 andspecifiedin T able4 The proposed G.703 standards
furtherstatethatthevoltage in atimeslot containing a0 must notexceed
of preceding pulses.
The powerlevels specified bytheproposed G.703 standardsareidentical except t hatthepoweris tobe measuredin 3kHz bands.
The all 1s pattern must bea pureall 1s signal, withoutframingor othercontrol b its.
:
T able4. DSX-3 Pulse T emplateBoundaries for Bellcore TR-NWT -000499Standards (See Figure 4)
{ {
{ {
{ {
{ {
{
T ime
T ime
T able3. DSX-3 Pulse T emplateBoundaries for ANSI T1.404 Standards (See Figure 3. )
{
Parameter
Lower Curve
Lower Curve
Specification
AT THE DSX
:
T able2. DSX•3 Interconnection Specification
p
Equation
Equation
5
5 

Table1)
3
p
{ {
{ {
{ {
{ {
T ime
{
T ime
5% of thepeakpulse amplitude, except f ortheresidue
Figure 3
Figure 4
Upper Curve
Upper Curve

See Table3 andFigure
Equation
5
Equation
5


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