CY8C20X37 datasheet(3/39 Pages) CYPRESS

Part #	CY8C20X37

Description	1.8 V CapSense짰 Controller with SmartSense??Auto-tuning ??31 Buttons, 6 Sliders

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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3 / 39 page

CY8C20x37/37S/47/47S/67/67S

Document Number: 001-69257 Rev. *F

Page 3 of 39

Contents

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

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

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

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

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

Application Notes/Design Guides ................................ 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 SOIC (12 Sensing Inputs) ................................ 7

16-pin QFN (12 Sensing Inputs) .................................. 8

24-pin QFN (20 Sensing Inputs) .................................. 9

30-ball WLCSP (26 Sensing Inputs) .......................... 10

32-pin QFN (26 Sensing Inputs) ................................ 11

48-pin QFN (33 Sensing Inputs) ................................ 12

Electrical Specifications ................................................ 13

Absolute Maximum Ratings ....................................... 13

Operating Temperature ............................................. 13

DC Chip-Level Specifications .................................... 14

DC GPIO Specifications ............................................ 15

DC Analog Mux Bus Specifications ........................... 17

DC Low Power Comparator Specifications ............... 17

Comparator User Module Electrical Specifications ... 18

ADC Electrical Specifications .................................... 18

DC POR and LVD Specifications .............................. 19

DC Programming Specifications ............................... 19

DC I2C Specifications ............................................... 20

Shield Driver DC Specifications ................................ 20

DC IDAC Specifications ............................................ 20

AC Chip-Level Specifications .................................... 21

AC General Purpose I/O Specifications .................... 22

AC Comparator Specifications .................................. 22

AC External Clock Specifications .............................. 22

AC Programming Specifications ................................ 23

AC I2C Specifications ................................................ 24

Packaging Information ................................................... 27

Thermal Impedances ................................................. 30

Capacitance on Crystal Pins ..................................... 30

Solder Reflow Peak Temperature ............................. 30

Development Tool Selection ......................................... 31

Software .................................................................... 31

Development Kits ...................................................... 31

Evaluation Tools ........................................................ 31

Device Programmers ................................................. 31

Accessories (Emulation and Programming) .............. 32

Third Party Tools ....................................................... 32

Build a PSoC Emulator into Your Board .................... 32

Ordering Information ...................................................... 33

Ordering Code Definitions ......................................... 34

Acronyms ........................................................................ 35

Reference Documents .................................................... 35

Document Conventions ............................................. 35

Units of Measure ....................................................... 35

Numeric Naming ........................................................ 36

Glossary .......................................................................... 36

Document History Page ................................................. 37

Sales, Solutions, and Legal Information ...................... 39

Worldwide Sales and Design Support ....................... 39

Products .................................................................... 39

PSoC Solutions ......................................................... 39

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