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XRT7295IP

DS3/Sonet STS-1 Integrated Line Receiver

Exar Corporation 

XR-T7295

10000.....ÎÎÎÎÎÎÎÎÎÎ008642 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

-1.0 -0.5

0

0.5 1.0

1.5

2.0

Time Slots - Normalized To Peak Location

Figure 4. DSX-3 Isolated Pulse Template for ACCUNET T45 Standards

Lower Curve

Time

Function

T -0.36

-0.36  T+0.28

0

0.5 ƪ 1+sin π/2 [1+T/0.18]ƫ

0.28  T

0.11e-3.42(T-0.3)

Upper Curve

Time

Function

T  -0.65

-0.65  T 0

0

1.05 ƪ1-e-4.6(T+0.65)ƫ

0  T  0.36

0.5 ƪ 1+sinπ/2 [ 1+T/0.34]ƫ

0.36  T

0.05+0.407e-1.84(T-0.36)

Table 4. DSX-3 Pulse Template Boundaries for G.703 Standards (See Figure 5)

10000.....008642-1ÎÎÎÎÎÎÎÎÎÎÎ.0 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ-0.5ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ0ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ0Î.5 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ1.0ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ1.5ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ2ÎÎÎÎÎÎÎÎÎÎÎ.0

Time Slots - Normalized To Peak Location

Figure 5. DSX-3 Isolated Pulse Template for G.703 Standards

Rev. 1.05

8

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