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Product Detailed Parameters
- Description：CAPSENSE EXPRESS
- Series：*
- Mfr：Cypress Semiconductor Corp
- Package：Tray
- Type：-
- Proximity Detection：-
- Number of Inputs：-
- LED Driver Channels：-
- Interface：-
- Resolution：-
- Voltage - Supply：-
- Current - Supply：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The CY8CMBR3195-LQXI is a capacitive touch sensor controller from the Cypress Semiconductor CY8CMBR3 series. It features a 16-pin QFN package and operates within a supply voltage range of 1.71 V to 5.5 V. The device supports up to 300 mm sensing distance and includes integrated CapSense technology for button and slider detection. Key electrical parameters include a maximum operating temperature of +85 °C and a minimum of -40 °C. It utilizes I2C and SPI interfaces for communication with host processors, enabling efficient integration into embedded systems requiring reliable touch input capabilities.
Feature Summary
- Integrated CapSense technology for robust capacitive touch sensing
- Supports multiple interface protocols including I2C and SPI
- Operates across a wide industrial temperature range
- Compact 16-pin QFN package design for space-constrained applications
Applications
- Consumer electronics touch interfaces
- Industrial control panels
- Home appliance user interfaces
- Medical device touch controls
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific ordering suffixes match project requirements. Check for moisture sensitivity level (MSL) handling instructions during storage and assembly. Ensure documentation aligns with current Infineon Technologies specifications following the acquisition of Cypress Semiconductor.
Selection Notes
Evaluate pin count and sensing channel requirements against available alternatives in the CY8CMBR3 family. Consider power consumption profiles for battery-operated devices. Verify compatibility with existing firmware libraries and development tools provided by the manufacturer. Assess thermal performance under expected operating conditions to ensure reliability within specified temperature limits.
Part Context
This component belongs to the CY8CMBR3 series of capacitive touch controllers originally developed by Cypress Semiconductor, now part of Infineon Technologies. The series is designed for low-power, high-reliability touch sensing applications. These controllers integrate analog front-end circuitry and digital processing to detect capacitance changes, eliminating the need for external touch sensing components.
Replacement Considerations
Check for updated part numbers from Infineon Technologies as Cypress products may have been rebranded or superseded. Verify pin-to-pin compatibility and functional equivalence before substitution. Consult official cross-reference guides for recommended replacements within the same product family.
