CY8CMBR3002 Datasheet, PDF (4/42 Pages) Cypress Semiconductor – CapSense® Express™ Controllers with SmartSense™ Auto-tuning 16 Buttons, 2 Sliders, Proximity Sensors

CY8CMBR3002, CY8CMBR3102
CY8CMBR3106S, CY8CMBR3108
CY8CMBR3110, CY8CMBR3116 Datasheet
Contents
System Overview .............................................................. 5
Features Overview ............................................................ 6
CapSense Sensors ..................................................... 6
Sliders ......................................................................... 6
Proximity Sensors ....................................................... 6
SmartSense Auto-tuning ............................................. 6
Liquid Tolerance .......................................................... 6
Noise Immunity ............................................................ 6
Flanking Sensor Suppression (FSS) ........................... 6
Touch Feedback .......................................................... 6
General-Purpose Outputs (GPOs) .............................. 6
Buzzer Drive ................................................................ 6
Register Configurability ............................................... 7
Communication to Host ............................................... 7
System Diagnostics ..................................................... 7
Ultra-Low Power Consumption .................................... 7
MPN versus Features Summary ................................. 8
Pinouts .............................................................................. 9
CY8CMBR3116 (16 Sensing Inputs) ........................... 9
CY8CMBR3106S (16 Sensing Inputs;
Sliders Supported) ............................................................ 11
CY8CMBR3108 (8 Sensing Inputs) ........................... 12
CY8CMBR3110 (10 Sensing Inputs) ......................... 13
CY8CMBR3102 (2 Sensing Inputs) ........................... 14
CY8CMBR3002 (2 Sensing Inputs) ........................... 14
Unused SPO Pin Connection .................................... 15
Unused SPO Pin Connection for AXRES pins .......... 15
Unused GPO Pin Connection .................................... 15
Device Feature Details ................................................... 16
Automatic Threshold ................................................. 16
Sensitivity Control ...................................................... 16
Sensor Auto Reset .................................................... 16
Noise Immunity .......................................................... 17
Flanking Sensor Suppression ................................... 17
General-Purpose Outputs ......................................... 17
LED ON Time ............................................................ 18
Toggle ....................................................................... 18
Buzzer Signal Output ................................................ 18
Host Interrupt ............................................................. 19
Latch Status Output ................................................... 19
Analog Voltage Output .............................................. 19
System Diagnostics ................................................... 20
Register Configurability ................................................. 20
Example Application Schematics ................................. 21
Power Supply Information ............................................. 23
Electrical Specifications ................................................ 24
Absolute Maximum Ratings ....................................... 24
Operating Temperature ............................................. 24
DC Electrical Characteristics ..................................... 24
AC Electrical Specifications ....................................... 25
I2C Specifications ...................................................... 26
System Specifications ................................................... 27
Power Consumption and Operational States .............. 29
Response Time ............................................................... 31
CY8CMBR3xxx Resets ................................................... 31
Host Communication Protocol ...................................... 31
I2C Slave Address ..................................................... 31
I2C Communication Guidelines ................................. 32
Write Operation ......................................................... 32
Setting the Device Data Pointer ................................ 32
Read Operation ......................................................... 33
Layout Guidelines and Best Practices ......................... 34
Ordering Information ...................................................... 34
Ordering Code Definitions ......................................... 34
Packaging Dimensions .................................................. 35
Thermal Impedances ................................................. 37
Solder Reflow Specifications ..................................... 37
Document Conventions ................................................. 38
Units of Measure ....................................................... 38
Glossary .......................................................................... 39
Reference Documents .................................................... 39
Document History Page ................................................. 40
Sales, Solutions, and Legal Information ...................... 42
Worldwide Sales and Design Support ....................... 42
Products .................................................................... 42
PSoC® Solutions ...................................................... 42
Cypress Developer Community ................................. 42
Technical Support ..................................................... 42
Document Number: 001-85330 Rev. *M
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