DS250DF230ZLSR datasheet(2/119 Pages) TI2

2 / 119 page

Table of Contents

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

2 Applications..................................................................... 1

3 Description.......................................................................1

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

5 Description (continued).................................................. 3

6 Pin Configuration and Functions...................................4

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

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

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

7.3 Recommended Operating Conditions ........................7

7.4 Thermal Information ...................................................8

7.5 Electrical Characteristics ............................................8

7.6 Timing Requirements ...............................................14

7.7 Switching Characteristics .........................................14

7.8 Typical Characteristics.............................................. 15

8 Detailed Description......................................................16

8.1 Overview................................................................... 16

8.2 Functional Block Diagram......................................... 16

8.3 Feature Description...................................................17

8.4 Device Functional Modes..........................................28

8.5 Programming............................................................ 30

8.6 Register Maps...........................................................32

9 Application and Implementation.................................. 92

9.1 Application Information............................................. 92

9.2 Typical Applications.................................................. 92

10 Power Supply Recommendations............................105

11 Layout......................................................................... 106

11.1 Layout Guidelines................................................. 106

11.2 Layout Examples...................................................106

12 Device and Documentation Support........................108

12.1 Device Support..................................................... 108

12.2 Documentation Support........................................ 108

12.3 Receiving Notification of Documentation Updates108

12.4 Support Resources............................................... 108

12.5 Trademarks...........................................................108

13 Electrostatic Discharge Caution.............................. 108

14 Glossary..................................................................... 108

15 Mechanical, Packaging, and Orderable

Information.................................................................. 108

4 Revision History

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

Changes from Revision B (October 2019) to Revision C (June 2021)

Page

• Updated the numbering format for tables, figures, and cross-references throughout the document..................1

• Added QFN (RTV) package option information.................................................................................................. 1

• Added QFN (RTV) pin configuration and functions.............................................................................................4

• Added QFN (RTV) thermal information...............................................................................................................8

• Added tEQ_Adapt typical value.............................................................................................................................. 8

• Added footnotes about bit errors during EQ adaptation and difference in tEQ_ADAPT for lower line rates........... 8

• Added Fast CDR Lock Mode section to Detailed Description ......................................................................... 19

• Added CDR Status Description to Channel Reg 0x02......................................................................................32

Changes from Revision A (December 2018) to Revision B (October 2019)

Page

• Initial Public Release.......................................................................................................................................... 1

• Changed Channel Reg_0x79[4] definition, marking this as RESERVED......................................................... 32

• Changed Channel Reg_0x7E[3:0] definition, marking this as RESERVED......................................................32

• Changed Channel Reg_0x7F[5] definition, marking this as RESERVED.........................................................32

• Changed Channel Reg_0x8C definition, marking this register as RESERVED............................................... 32

• Added expanded Channel Reg_0x95 definition............................................................................................... 32

DS250DF230

SNLS590C – AUGUST 2018 – REVISED JUNE 2021

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