Texas Instruments CDCM7005 manual PartsList

Page 32

5

4

3

2

1

D

D

Passive Filter (Default Setting): short pin 1 & 3 on J3 2, J33

Active Filter w/ External Op Amp: short

pin 1 & 2

on J32,

J33, J34

VCC

VCC

L8

2 1

2

2

2.2nH

1

C74

C75

J34

R74

.1uF

10uF1

10K

1

5 7

GND

+

3

2

V_CTRL

V_CTRL

1

R70

2

6

2

1

C

10K

R71

10K

OPA341

−

2

C80

C

C27

2

C76

R75

R51

3 1 2

2

1

8 4 1

10K

.1uF

2

1

1

2

.1uF

U5

1

100K

1

2

GND

.1uF

J32

GND

C77

GND

R72

2

GND

2 1

2

1 1

J24

10uF C78 4.7K

V CHECK

2

1

NU

1

1

R52

2

R73

Parts

160

1 2

R53

180

4.7K

C79

2

2

1

GND .1uF

List,

C28

C29

1 2

C30

CP_OUT

12 .1uF 12

.1uF

22uF

1 2

B

B

J33

Board

GND

3

Layout, and

Schematics

A

A

Title

CDCM7005_QFN Evaluation Module

Size

Document Number

A

R e v

B

CDCM7005EVM_QFN−SCH

PartsList

D a te:

Tuesday, April 26, 2005

15Sheetof

6-13

5

4

3

2

1

Image 32

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 TopicBoard View and Connector Location Hardware ConfigurationPower Supply P1, P2 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