CY22381

CY223811

Document #: 38-07012 Rev. *H

Page 2 of 11

Contents

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

Functional Description ..................................................... 1

Logic Block Diagram ........................................................ 1

Pinouts .............................................................................. 3

Pin Definitions .................................................................. 3

Operation ........................................................................... 3

Configurable PLLs ....................................................... 3

General-Purpose Input ................................................ 3

Crystal Input ................................................................ 3

Crystal Drive Level and Power .................................... 4

Output Configuration ................................................... 4

Power-Saving Features ............................................... 4

Improving Jitter ............................................................ 4

CyClocks RT Software ..................................................... 4

Maximum Ratings ............................................................. 5

Operating Conditions ....................................................... 5

Recommended Crystal Specifications ........................... 5

Electrical Characteristics ................................................. 5

Switching Characteristics ................................................ 6

Switching Waveforms ...................................................... 6

Possible Configurations ............................................... 8

Ordering Information ........................................................ 8

Package Drawing and Dimensions ................................ 9

Acronyms .......................................................................... 9

Document Conventions ................................................... 9

Units of Measure ......................................................... 9

Document History Page ................................................. 10

Sales, Solutions, and Legal Information ...................... 11

Worldwide Sales and Design Support ....................... 11

Products .................................................................... 11

PSoC Solutions ......................................................... 11

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