CY8C201A0_12 Datasheet, PDF (2/38 Pages) Cypress Semiconductor – CapSense® Express™ Slider Capacitive Controllers

CY8C201A0
Contents
Pinouts .............................................................................. 3
Pin Definitions .................................................................. 3
Pinouts .............................................................................. 4
Pin Definitions .................................................................. 4
Typical Circuits ................................................................. 5
I2C Interface ...................................................................... 7
I2C Device Addressing ................................................ 7
I2C Clock Stretching .................................................... 7
Format for Register Write and Read ........................... 8
Operating Modes of I2C Commands ............................... 9
Normal Mode ............................................................... 9
Setup Mode ................................................................. 9
Device Operation Modes .................................................. 9
Active Mode ................................................................. 9
Periodic Sleep Mode ................................................... 9
Deep Sleep Mode ........................................................ 9
Sleep Control Pin .............................................................. 9
Interrupt Pin to Master ..................................................... 9
Registers ......................................................................... 10
Register Map ............................................................. 10
CapSense Express Commands ................................ 14
Register Conventions ................................................ 14
Layout Guidelines and Best Practices ......................... 15
CapSense Button Shapes ......................................... 15
Button Layout Design ................................................ 15
Recommended via Hole Placement .......................... 15
Slider Shapes ............................................................ 16
Dimensions for Slider Design .................................... 16
Example PCB Layout Design with 5 Segment Slider,
2 Buttons with LED Backlighting ....................................... 18
Operating Voltages ......................................................... 19
CapSense Constraints ................................................... 19
Absolute Maximum Ratings .......................................... 20
Operating Temperature .................................................. 20
Electrical Specifications ................................................ 21
DC Electrical Specifications ...................................... 21
CapSense Electrical Characteristics ......................... 24
AC Electrical Specifications ....................................... 24
Appendix ......................................................................... 27
Examples of Frequently Used I2C Commands ......... 27
Ordering Information ...................................................... 28
Ordering Code Definitions ......................................... 28
Thermal Impedances ...................................................... 28
Solder Reflow Specifications ........................................ 28
Package Diagrams .......................................................... 29
Acronyms ........................................................................ 31
Reference Documents .................................................... 31
Document Conventions ................................................. 31
Units of Measure ....................................................... 31
Numeric Conventions ................................................ 31
Glossary .......................................................................... 32
Document History Page ................................................. 37
Sales, Solutions, and Legal Information ...................... 38
Worldwide Sales and Design Support ....................... 38
Products .................................................................... 38
PSoC Solutions ......................................................... 38
Document Number: 001-54607 Rev. *G
Page 2 of 38