CY8C20666A-24LTXI datasheet(3/43 Pages) CYPRESS

Part #	CY8C20666A-24LTXI

Description	CapSense Applications Operating Range: 1.71 V to 5.5 V

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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3 / 43 page

CY8C20X36A/46A/66A/96A

Document Number: 001-54459 Rev. *E

Page 3 of 43

Contents

CapSense Applications .................................................... 1

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

Logic Block Diagram ........................................................ 2

PSoC® Functional Overview ............................................ 4

PSoC Core .................................................................. 4

CapSense System ....................................................... 4

Additional System Resources ..................................... 5

Getting Started .................................................................. 5

Application Notes ........................................................ 5

Development Kits ........................................................ 5

Training ....................................................................... 5

CYPros Consultants .................................................... 5

Solutions Library .......................................................... 5

Technical Support ....................................................... 5

Designing with PSoC Designer ....................................... 6

Select Components ..................................................... 6

Configure Components ............................................... 6

Organize and Connect ................................................ 6

Generate, Verify, and Debug ....................................... 6

Pinouts .............................................................................. 7

16-Pin QFN (No E-Pad)

............................................ 7

24-Pin QFN

.............................................................. 8

24-Pin QFN with USB ................................................. 9

30-Ball Part Pinout .................................................... 10

32-Pin QFN

............................................................. 11

32-Pin QFN (with USB) ............................................ 12

48-Pin SSOP ............................................................ 13

48-Pin QFN

............................................................. 14

48-Pin QFN with USB .............................................. 15

48-Pin QFN OCD ...................................................... 16

Electrical Specifications ................................................ 17

Absolute Maximum Ratings ....................................... 17

Operating Temperature ............................................. 17

DC Chip-Level Specifications .................................... 18

DC GPIO Specifications ............................................ 19

DC Analog Mux Bus Specifications ........................... 21

DC Low Power Comparator Specifications ............... 21

Comparator User Module Electrical Specifications ... 22

ADC Electrical Specifications ................................... 22

DC POR and LVD Specifications .............................. 23

DC Programming Specifications ............................... 23

AC Chip-Level Specifications .................................... 24

AC General Purpose I/O Specifications .................... 25

AC Comparator Specifications .................................. 26

AC External Clock Specifications .............................. 26

AC Programming Specifications ................................ 27

AC I2C Specifications ................................................ 28

Packaging Information ................................................... 31

Thermal Impedances ................................................ 34

Capacitance on Crystal Pins .................................... 34

Solder Reflow Peak Temperature ............................. 34

Development Tool Selection ......................................... 35

Software .................................................................... 35

Development Kits ...................................................... 35

Evaluation Tools ............................................................. 36

Device Programmers ................................................. 36

Accessories (Emulation and Programming) .............. 37

Third Party Tools ....................................................... 37

Build a PSoC Emulator into Your Board .................... 37

Ordering Information ...................................................... 38

Ordering Code Definitions ............................................ 39

Acronymns ...................................................................... 40

Acronyms Used ......................................................... 40

Reference Documents .................................................... 40

Document Conventions ............................................. 40

Units of Measure ....................................................... 40

Numeric Naming ........................................................ 41

Glossary .......................................................................... 41

Document History Page ................................................. 42

Sales, Solutions, and Legal Information ...................... 43

Worldwide Sales and Design Support ....................... 43

Products .................................................................... 43

PSoC Solutions ......................................................... 43

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