10HSI-S008-R0-C datasheet(45/71 Pages) HIROSE

45 / 71 page

Signal Integrity Report – IT3 (32mm)

Page 45

Figure 72 Base case 1, 2 and full channel eye diagram at receiver input for 20Gbps data rate with routing on layer 16 and 6

FEXT for 50% pin density configuration

Timing Jitter (ps)

Eye Height (mV)

Data Rate

(Gbps)

IT3

Base Case 1

ΔIT3

ΔIT3 (%)

IT3

Base Case 1

ΔIT3

ΔIT3 (%)

14.55

11.80

2.75

1.38

1024.61

1131.88

-107.27

-9.48

6.25

15.12

11.64

3.48

2.18

914.79

1024.59

-109.80

-10.72

16.95

10.69

6.26

638.60

773.19

-134.59

-17.41

12.5

19.18

11.26

7.92

9.90

480.25

639.75

-159.50

-24.93

18.07

11.78

6.29

12.58

202.93

403.74

-200.81

-49.74

Table 18 Comparison of eye height and timing fuzz between full channel and Base Case 1 at the receiver’s input with 6 FEXT for

50% pin density configuration

Timing Jitter (ps)

Eye Height (mV)

Data Rate

(Gbps)

IT3

Base Case 2

ΔIT3

ΔIT3 (%)

IT3

Base Case 2

ΔIT3

ΔIT3 (%)

14.55

14.80

-0.25

-0.13

1024.61

1042.45

-17.84

-1.71

6.25

15.12

14.61

0.51

0.32

914.79

939.36

-24.57

-2.62

16.95

12.47

4.48

638.60

689.11

-50.51

-7.33

12.5

19.18

13.84

5.34

6.68

480.25

559.63

-79.38

-14.18

18.07

15.91

2.16

4.32

202.93

296.02

-93.09

-31.45

Table 19 Comparison of eye height and timing fuzz between full channel and Base Case 2 at the receiver’s input with 6 FEXT for

50% pin density configuration

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