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CDCM7005-SP

SGLS390G – JULY 2009 – REVISED NOVEMBER 2015

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Copyright © 2009–2015, Texas Instruments Incorporated

Table of Contents

1

Features .................................................................. 1

2

Applications ........................................................... 1

3

Description ............................................................. 1

4

Revision History..................................................... 2

5

Description (continued)......................................... 4

6

Pin Configuration and Functions ......................... 5

7

Specifications......................................................... 7

7.1

Absolute Maximum Ratings ...................................... 7

7.2

ESD Ratings.............................................................. 7

7.3

Recommended Operating Conditions ....................... 8

7.4

Thermal Information .................................................. 9

7.5

Electrical Characteristics........................................... 9

7.6

Timing Requirements .............................................. 11

7.7

Typical Characteristics ............................................ 12

8

Parameter Measurement Information ................ 14

9

Detailed Description ............................................ 18

9.1

Overview ................................................................. 18

9.2

Functional Block Diagram ....................................... 19

9.3

Feature Description................................................. 20

9.4

Device Functional Modes........................................ 27

9.5

Programming........................................................... 28

10

Application and Implementation........................ 37

10.1

Application Information.......................................... 37

10.2

Typical Application ............................................... 40

11

Power Supply Recommendations ..................... 43

12

Layout................................................................... 43

12.1

Layout Guidelines ................................................. 43

12.2

Layout Examples................................................... 44

13

Device and Documentation Support ................. 45

13.1

Community Resources.......................................... 45

13.2

Trademarks ........................................................... 45

13.3

Electrostatic Discharge Caution ............................ 45

13.4

Glossary ................................................................ 45

14

Mechanical, Packaging, and Orderable

Information ........................................................... 45

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision F (January 2014) to Revision G

Page

•

Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation

section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and

Mechanical, Packaging, and Orderable Information section ................................................................................................. 1

•

Deleted two bullets from the Features List. ........................................................................................................................... 1

Changes from Revision E (August 2012) to Revision F

Page

•

Added /EM bullet to Features ................................................................................................................................................. 1

•

Deleted Ordering Information table ........................................................................................................................................ 4

Changes from Revision D (December 2011) to Revision E

Page

•

Changed PLL_LOCK pin description, replaced cycle-slip text. .............................................................................................. 5

•

Changed the Frequency Hold-Over Mode section ............................................................................................................... 24

•

Changed text From: Cycle-Slip To: Frequency Offset in Figure 22 ..................................................................................... 26

•

Changed table Word 3, Cycle Slip (Bit 6) To: Frequency Offset.......................................................................................... 32

•

Changed Note 1 of table Word 3.......................................................................................................................................... 32

•

Changed table Lock-Detect Window (Word 3) - Clip slip To: Frequency offset, and Note 2 ............................................... 34

Changes from Revision B (December 2009) to Revision C

Page

•

always have same supply voltage .......................................................................................................................................... 5

•

Added to the CTRL_LE - Unused or floating inputs must be tied to proper logic level. It is recommended to use a

20-k

Ω or larger pullup resistor to VCC ................................................................................................................................... 6

•

Added to the CTRL_CLK pin - Unused or floating inputs must be tied to proper logic level. It is recommended to use

a 20-k

Ω or larger pullup resistor to VCC ................................................................................................................................ 6