CY8CMBR2110-24LQXI Ver la hoja de datos (PDF) - Cypress Semiconductor
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CY8CMBR2110-24LQXI Datasheet PDF : 71 Pages
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CY8CMBR2110
Contents
Pinout ............................................................................... 3
Typical Circuits ................................................................. 4
Schematic 1: Ten Buttons with Ten GPOs .................. 4
Schematic 2: Eight Buttons
with Analog Voltage Output ................................................ 5
Configuring the CY8CMBR2110 ...................................... 6
EZ-Click Customizer Tool ............................................ 6
Configuring the Device using a Host Processor .......... 6
Third-party Programmer .............................................. 6
Device Features ................................................................ 7
CapSense Buttons ...................................................... 7
SmartSense Auto-Tuning ............................................ 7
General Purpose Outputs (GPOs) .............................. 7
Toggle ON/OFF ........................................................... 8
Flanking Sensor Suppression (FSS) ........................... 8
Noise Immunity ............................................................ 8
Automatic Threshold ................................................... 8
LED ON Time .............................................................. 9
Button Auto Reset ..................................................... 10
Power-on LED Effects ............................................... 10
Button Touch LED Effects ......................................... 12
Last Button LED Effect .............................................. 13
Standby Mode LED Brightness ................................. 14
Latch Status Read ..................................................... 14
Attention/Sleep Line to Host ...................................... 14
Analog Voltage Support ............................................ 15
Sensitivity Control ...................................................... 16
Debounce Control ..................................................... 16
Buzzer Signal Output ................................................ 16
Host Controlled GPOs ............................................... 17
System Diagnostics ................................................... 17
I2C Communication ................................................... 18
Power Consumption and Operating Modes ................. 21
Low-Power Sleep Mode ............................................ 21
Deep Sleep Mode ...................................................... 21
Response Time ............................................................... 22
Device Modes .................................................................. 23
Operating Mode ......................................................... 23
LED Configuration Mode ........................................... 23
Device Configuration Mode ....................................... 23
Production Line Test Mode ....................................... 23
Debug Data Mode ..................................................... 23
Steps to Configure CY8CMBR2110 ............................... 24
CY8CMBR2110 Reset .............................................. 24
Layout Guidelines and Best Practices ........................ 25
CapSense Button Shapes ......................................... 26
Button Layout Design ................................................ 26
Recommended via-hole Placement .......................... 26
Example PCB Layout Design
with Ten CapSense Buttons and Ten LEDs ..................... 27
Electrical Specifications ................................................ 28
Absolute Maximum Ratings ....................................... 28
Operating Temperature ............................................. 28
DC Electrical Characteristics ..................................... 29
AC Electrical Specifications ....................................... 33
Flash Write Time Specifications ................................ 33
CapSense Specifications .......................................... 34
I2C Specifications ...................................................... 34
Ordering Information ..................................................... 35
Ordering Code Definitions ........................................ 35
Package Information ...................................................... 35
Thermal Impedance ................................................. 35
Solder Reflow Specifications ..................................... 35
Package Diagram ...................................................... 36
Appendix - Register Map ............................................... 37
Acronyms ........................................................................ 69
Document Conventions ................................................. 69
Units of Measure ....................................................... 69
Numeric Naming ........................................................ 69
Document History Page ................................................. 70
Sales, Solutions, and Legal Information ...................... 71
Worldwide Sales and Design Support ....................... 71
Products .................................................................... 71
PSoC Solutions ......................................................... 71
Document Number: 001-74494 Rev. *B
Page 2 of 71
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