CY8C20646A-24LTXIT datasheet(3/47 Pages) CYPRESS

Part #	CY8C20646A-24LTXIT

Description	1.8 V CapSense짰 Controller with SmartSense??Auto-tuning

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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3 / 47 page

CY8C20X36A/46A/66A/96A/46AS/66AS

Document Number: 001-54459 Rev. *O

Page 3 of 47

Contents

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

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

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

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

Getting Started.................................................................. 6

CapSense Design Guides ........................................... 6

Silicon Errata ............................................................... 6

Development Kits ........................................................ 6

Training ....................................................................... 6

CYPros Consultants .................................................... 6

Solutions Library.......................................................... 6

Technical Support ....................................................... 6

Development Tools .......................................................... 7

PSoC Designer Software Subsystems........................ 7

Designing with PSoC Designer ....................................... 8

Select User Modules ................................................... 8

Configure User Modules.............................................. 8

Organize and Connect ................................................ 8

Generate, Verify, and Debug....................................... 8

Pinouts .............................................................................. 9

16-pin QFN (12 Sensing Inputs)[4] ............................. 9

24-pin QFN (12 Sensing Inputs)................................ 10

24-pin QFN - 18 Sensing Inputs (With USB)............. 11

30-ball WLCSP (26 Sensing Inputs).......................... 12

32-pin QFN (27 Sensing Inputs)................................ 13

32-pin QFN - 24 Sensing Inputs (With USB)............. 14

48-pin SSOP (33 Sensing Inputs) ............................. 15

48-pin QFN (35 Sensing Inputs)................................ 16

48-pin QFN - 35 Sensing Inputs (With USB)............. 17

48-pin QFN (OCD) .................................................... 18

Electrical Specifications ................................................ 19

Absolute Maximum Ratings....................................... 19

Operating Temperature ............................................. 19

DC Chip-Level Specifications.................................... 20

DC GPIO Specifications ............................................ 21

DC Analog Mux Bus Specifications........................... 23

DC Low Power Comparator Specifications ............... 23

Comparator User Module Electrical Specifications ... 24

ADC Electrical Specifications .................................... 24

DC POR and LVD Specifications .............................. 25

DC Programming Specifications ............................... 25

DC I2C Specifications ............................................... 26

DC Reference Buffer Specifications.......................... 26

DC IDAC Specifications ............................................ 26

AC Chip-Level Specifications .................................... 27

AC GPIO Specifications ............................................ 28

AC Comparator Specifications .................................. 29

AC External Clock Specifications .............................. 29

AC Programming Specifications................................ 30

AC I2C Specifications................................................ 31

Packaging Information................................................... 34

Thermal Impedances................................................. 37

Capacitance on Crystal Pins ..................................... 37

Solder Reflow Specifications..................................... 37

Development Tool Selection ......................................... 38

Software .................................................................... 38

Development Kits ...................................................... 38

Evaluation Tools........................................................ 38

Device Programmers................................................. 38

Accessories (Emulation and Programming) .............. 39

Third Party Tools ....................................................... 39

Build a PSoC Emulator into Your Board.................... 39

Ordering Information...................................................... 40

Ordering Code Definitions ......................................... 42

Acronyms ........................................................................ 43

Reference Documents.................................................... 43

Document Conventions ................................................. 43

Units of Measure ....................................................... 43

Numeric Naming........................................................ 44

Glossary .......................................................................... 44

Document History Page ................................................. 45

Sales, Solutions, and Legal Information ...................... 47

Worldwide Sales and Design Support....................... 47

Products .................................................................... 47

PSoC Solutions ......................................................... 47

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