Texas Instruments CDCM7005 manual Ctrlle Ctrlclk Ctrldata

Page 34

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4

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1

Parts List, Board Layout, and Schematics 6-15

D

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5

CTRL_LE

CTRL_CLK

CTRL_DATA

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

R62

 

 

 

 

 

 

 

 

 

 

 

 

100

1

 

 

 

 

 

 

 

 

 

 

 

 

R63

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

VCC

 

 

 

C 69

10p

 

 

 

 

R64

100K

 

 

 

 

 

 

 

 

 

 

 

1

 

2

 

 

 

2

 

1

 

 

 

 

 

 

 

 

 

1

 

R 66 100K

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

2

 

 

 

 

2

1

 

 

 

 

C 70

10p

 

 

R65

 

R 67 100K

 

 

 

 

 

1

2

 

2

100

2

 

1

 

 

 

 

 

C 71

10p

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

 

C72100n

VCC

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

VCC

 

 

 

 

 

 

 

GND

C73

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100P

 

 

 

 

 

 

 

 

 

 

1

1OE

VCC

14

R 68

10K

 

 

 

 

 

 

LE

2

1A

4OE

132

 

1

 

 

 

 

 

 

3

1Y

4A

12

 

 

 

 

 

 

 

 

 

4

2OE

4Y

11

 

 

 

 

 

 

 

 

CLK

5

2A

3OE

10

GND

 

 

 

 

 

 

6

9

 

 

 

 

 

 

 

7

2Y

3A

8

 

DATA

 

 

 

 

 

 

 

GND

3Y

 

 

 

 

 

 

 

GND

SN74LV125U3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

SPI_DATA

1

J30

14

 

 

 

VCC

 

2

15

 

 

 

J31

2

 

SPI_CLK

 

3

 

16

 

 

 

10KR69

 

3

 

SPI_LE

4

 

17

 

 

 

HDR4

4

 

 

 

 

5

 

18

 

 

1

2

 

 

 

 

 

6

 

19

 

 

 

 

 

 

 

GND

 

7

 

20

 

 

 

 

 

 

 

 

8

 

21

GND

 

 

 

 

 

 

 

 

 

9

 

22

 

 

 

 

 

 

 

 

 

10

 

23

 

 

 

 

 

 

 

 

 

 

11

 

24

 

 

 

 

 

 

 

 

 

 

12

 

25

 

 

 

 

 

 

 

 

 

 

13

 

26

 

 

 

 

 

 

 

 

 

 

 

 

27

 

 

 

 

PARALLEL PORTGND

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Title

CDCM7005_QFN Evaluation Module

 

 

 

Size

Document Number

 

 

A

 

 

B

 

CDCM7005EVM_QFN−SCH

D a te:

Tuesday, April 26, 2005

 

55Sheetof

 

 

 

 

 

1

 

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R e v PartsList

Page 33 Page 34
Image 34
Page 33 Page 34
Contents User’s Guide Important Notice EVM Important Notice EVM Warnings and Restrictions Read This First About This ManualContents Figures TablesIntroduction TopicCDCM7005 Functional Block Diagram Quick Start EVM Hardware TopicPower Supply P1, P2 Board View and Connector LocationHardware Configuration Onboard Switches and Indicators SW1−SW2, D1−D4Programming Interfaces J30, J31 Loop Filter J32−J34Vcxo Inputs and Outputs J16−J18 AC-Coupling at Priref C1, R4, R6 and Secref C5, R13, R15Serial Peripheral Interface SPI Software Software Installation Functional DescriptionApplication Circuit Diagram Application Circuit Diagram Passive Loop FilterExternal Active Loop Filter Using OPA341 CDCM7005Parts List, Board Layout, and Schematics Parts List QTYPart Number Designator ERJ−2RKF1500X Board Layout −1. Component View and Silkscreen Top View−2. Component View and Silkscreen Bottom View −3. Top Layer View −4. Bottom Layer View −5. Ground Plane View Schematics −6. Power Layer ViewVe RParts List List PartsList List Ctrlle Ctrlclk Ctrldata
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