Table of Contents

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

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

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

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

5 Device Comparison......................................................... 3

6 Pin Configuration and Functions...................................3

7 Specifications.................................................................. 5

7.1 Absolute Maximum Ratings........................................ 5

7.2 ESD Ratings............................................................... 5

7.3 Recommended Operating Conditions.........................5

7.4 Thermal Information....................................................5

7.5 Electrical Characteristics.............................................6

7.6 Timing Requirements..................................................7

7.7 Typical Characteristics................................................ 7

8 Parameter Measurement Information............................ 8

9 Detailed Description......................................................10

9.1 Overview................................................................... 10

9.2 Functional Block Diagram......................................... 10

9.3 Feature Description...................................................10

9.4 Device Functional Modes..........................................10

10 Application and Implementation................................ 11

10.1 Application Information............................................11

10.2 Typical Application.................................................. 11

11 Power Supply Recommendations..............................13

12 Layout...........................................................................14

12.1 Layout Guidelines................................................... 14

12.2 Layout Example...................................................... 14

13 Device and Documentation Support..........................15

13.1 Receiving Notification of Documentation Updates..15

13.2 Support Resources................................................. 15

13.3 Trademarks.............................................................15

13.4 Electrostatic Discharge Caution..............................15

13.5 Glossary..................................................................15

14 Mechanical, Packaging, and Orderable

Information.................................................................... 15

4 Revision History

Changes from Revision C (June 2021) to Revision D (February 2022)

Page

• Added fail-safe input details to Description section............................................................................................ 1

• Changed part-to-part skew maximum from 450 ps to 250 ps.............................................................................6

• Added the Fail-Safe Inputs section...................................................................................................................10

Changes from Revision B (June 2020) to Revision C (June 2021)

Page

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

• Added LMK1C1102/04 DQF (WSON) package..................................................................................................1

• Added the Device Comparison table.................................................................................................................. 3

• Added pinout diagrams for the DQF (WSON) package variant of the LMK1C1102 and LMK1C1104................3

• Added information pertaining to the layout of LMK1C1102/04 WSON package variant...................................14

• Removed Related Links section....................................................................................................................... 15

Changes from Revision A (February 2020) to Revision B (June 2020)

Page

• Added fan-out variation information to Description section................................................................................ 1

• Removed LMK1C1104PW pinout from the first page ........................................................................................ 1

• Added LMK1C1102 and LMK1C1103 pinout diagrams...................................................................................... 3

Changes from Revision * (December 2019) to Revision A (February 2020)

Page

• Added the LMK1C1102 and LMK1C1103 to the data sheet............................................................................... 1

• Changed the Power Supply Recommendations section...................................................................................13

LMK1C1102, LMK1C1103, LMK1C1104

SNAS791D – DECEMBER 2019 – REVISED FEBRUARY 2022

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