Xilinx manual 19ML561 Revision a PCB Controlled Impedance, Top

Models: ML561

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Chapter 3: Hardware Description

R

Table 3-19shows the details of the dielectric material and construction for each layer and the controlled impedance values for the signal layers.

Table 3-19:ML561 Revision A PCB Controlled Impedance

 

Layer

 

 

Cu

Substrate

 

Test

Z0

 

Seq #

Type

Usage

Weight

Thickness

Er

Width

Comment

Name

(ohms)

 

 

 

 

(oz.)

(mils)

 

(mils)

 

 

1

TOP

Metal

Signal

1.0

 

<Auto>

6

50 ±5

Microstrip Signal Top

 

 

 

 

 

 

 

 

 

 

2

 

Dielectric

Substrate

 

3.8

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

3

02_GND1

Metal

Plane

1.0

 

<Auto>

 

 

Ground Plane #1

 

 

 

 

 

 

 

 

 

 

4

 

Dielectric

Substrate

 

4

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

5

03_INR1

Metal

Signal

0.5

 

<Auto>

4.5

50 ±5

Stripline Signal - Inner #1

 

 

 

 

 

 

 

 

 

 

6

 

Dielectric

Substrate

 

5.3

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

7

04_PWR1

Metal

Plane

1.0

 

<Auto>

 

 

Split Power Plane #1

 

 

 

 

 

 

 

 

 

 

8

 

Dielectric

Substrate

 

8

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

9

05_INR2

Metal

Signal

0.5

 

<Auto>

4.5

50 ±5

Stripline Signal - Inner #2

 

 

 

 

 

 

 

 

 

 

10

 

Dielectric

Substrate

 

3.2

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

11

06_GND2

Metal

Plane

1.0

 

<Auto>

 

 

Ground Plane #2

 

 

 

 

 

 

 

 

 

 

12

 

Dielectric

Substrate

 

3

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

13

07_PWR2

Metal

Plane

1.0

 

<Auto>

 

 

Split Power Plane #2

 

 

 

 

 

 

 

 

 

 

14

 

Dielectric

Substrate

 

3.3

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

15

08_PWR3

Metal

Plane

1.0

 

<Auto>

 

 

Split Power Plane #3

 

 

 

 

 

 

 

 

 

 

16

 

Dielectric

Substrate

 

3

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

17

09_GND3

Metal

Plane

1.0

 

<Auto>

 

 

Ground Plane #3

 

 

 

 

 

 

 

 

 

 

18

 

Dielectric

Substrate

 

3.2

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

19

10_INR5

Metal

Signal

0.5

 

<Auto>

4.5

50 ±5

Stripline Signal - Inner #3

 

 

 

 

 

 

 

 

 

 

20

 

Dielectric

Substrate

 

8

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

21

11_PWR4

Metal

Plane

1.0

 

<Auto>

 

 

Split Power Plane #4

 

 

 

 

 

 

 

 

 

 

22

 

Dielectric

Substrate

 

5.3

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

23

12_INR6

Metal

Signal

0.5

 

<Auto>

4.5

50 ±5

Stripline Signal - Inner #4

 

 

 

 

 

 

 

 

 

 

24

 

Dielectric

Substrate

 

4

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

25

13_GND4

Metal

Plane

1.0

 

<Auto>

 

 

Ground Plane #4

 

 

 

 

 

 

 

 

 

 

26

 

Dielectric

Substrate

 

3.8

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

27

BOTTOM

Metal

Signal

1.0

 

<Auto>

6

50 ±5

Microstrip Signal Bottom

 

 

 

 

 

 

 

 

 

 

38

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Virtex-5 FPGA ML561 User Guide

 

 

UG199 (v1.2) April 19, 2008

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Xilinx manual 19ML561 Revision a PCB Controlled Impedance, Top