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Simulation of Eye diagram Using LTspice Bee Technologies Inc http://www.bee-tech.info/ 1 All Rights Reserved Copyright (C) Bee Technologies Inc.2010

Simulation of Eye diagram (LTspice)

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Simulation of Eye diagram using LTspice

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Page 1: Simulation of Eye diagram (LTspice)

Simulation of Eye diagramUsing LTspice

Bee Technologies Inc

http://www.bee-tech.info/

1All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 2: Simulation of Eye diagram (LTspice)

Simulation Circuit

2All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 3: Simulation of Eye diagram (LTspice)

.OPTIONS “baudrate”

• Add .options “baudrate” for enable eye diagrams on the schematic.

Set “Baudrate” = {1/PER} / 1Bit in 1Baud

3All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 4: Simulation of Eye diagram (LTspice)

Simulation Settings

[*10] to run show number of eye and

adds [1.2ns] are delay [s]

4All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 5: Simulation of Eye diagram (LTspice)

Plot Settings> Eye Diagram> Enable

Select “Enable”

5All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 6: Simulation of Eye diagram (LTspice)

Delay[s] and No. of eyes settings

Right click on plot to change

6All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 7: Simulation of Eye diagram (LTspice)

Simulation Circuit

7All Rights Reserved Copyright (C) Bee

Technologies Inc.2010

Page 8: Simulation of Eye diagram (LTspice)

Simulation Result

No. of eyes = 1

No. of eyes = 10

No. of eyes = 1

C Respond

8All Rights Reserved Copyright (C) Bee

Technologies Inc.2010