XRT73L03A Datasheet, PDF (23/62 Pages) Exar Corporation – 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT

XRT73L03A
3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
REV. 2.0.4
Figure 8, Figure 9 and Figure 10 present the Pulse
Template requirements for the E3, DS3 and STS-1
Rates.
FIGURE 8. ITU-T G.703 TRANSMIT OUTPUT PULSE TEMPLATE FOR E3 APPLICATIONS
17 ns
(14.55 + 2.45)
V = 100%
8.65 ns
Nominal Pulse
50%
10%
0%
10%
14.55ns
12.1ns
(14.55 - 2.45)
20%
FIGURE 9. BELLCORE GR-499-CORE TRANSMIT OUTPUT PULSE TEMPLATE FOR DS3 APPLICATIONS
DS3 Pulse Template
1.2
1
0.8
0.6
Lower Curve
Upper Curve
0.4
0.2
0
-0.2
-1 _{-0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1}
0 _{0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9}
Time, in UI
1 _{1.1 1.2 1.3 1.4}
21