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                                                                                                    1. Home
                                                                                                    2. Sensors & Transducers
                                                                                                    3. Sensors
                                                                                                    4. Touch Sensors
                                                                                                    5. Capacitive Touch Sensors
                                                                                                    Print Page

                                                                                                    CY8CMBR3106S-LQXI

                                                                                                    Capacitive Touch Sensor, I2C, 1.71 V, 5.5 V, QFN

                                                                                                    Date/Lot Code

                                                                                                    INFINEON
                                                                                                    Image is for illustrative purposes only. Please refer to product description.
                                                                                                    INFINEON CY8CMBR3106S-LQXI
                                                                                                    ManufacturerINFINEON
                                                                                                    Manufacturer Part NoCY8CMBR3106S-LQXI
                                                                                                    Newark Part No.53X3121
                                                                                                    Your Part Number
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    See all Technical Docs
                                                                                                    Available to Order
                                                                                                    Manufacturer Standard Lead Time: 17 week(s)
                                                                                                    info icon

                                                                                                    Price shown includes applicable duties and tariffs
                                                                                                    QuantityPrice
                                                                                                    1+$2.000
                                                                                                    10+$1.840
                                                                                                    25+$1.720
                                                                                                    50+$1.650
                                                                                                    100+$1.550
                                                                                                    250+$1.470
                                                                                                    500+$1.440
                                                                                                    Price for:Each
                                                                                                    Minimum: 1
                                                                                                    Multiple: 1
                                                                                                    $2.00
                                                                                                    Line Note
                                                                                                    Added to your Order Confirmation, Invoice, and Dispatch note for this order only.

                                                                                                    Product Information

                                                                                                    INFINEON
                                                                                                    ManufacturerINFINEON
                                                                                                    Manufacturer Part NoCY8CMBR3106S-LQXI
                                                                                                    Newark Part No.53X3121
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    IC Interface TypeI2C
                                                                                                    Output InterfaceI2C
                                                                                                    Supply Voltage Min1.71V
                                                                                                    Sensor Case StyleQFN
                                                                                                    Supply Voltage Max5.5V
                                                                                                    Sensor Case / PackageQFN
                                                                                                    No. of Pins24Pins
                                                                                                    Operating Temperature Min-40°C
                                                                                                    Operating Temperature Max85°C
                                                                                                    Product Range-
                                                                                                    MSLMSL 1 - Unlimited
                                                                                                    SVHCNo SVHC (25-Jun-2025)

                                                                                                    Product Overview

                                                                                                    CY8CMBR3106S-LQXI is a CapSense® Express™ controller that enables advanced, yet easy-to-implement, capacitive touch sensing user interface solutions. This register-configurable family, which supports up to 16 capacitive sensing inputs, eliminates time-consuming firmware development. This controller is ideal for implementing capacitive buttons, sliders, and proximity sensing solutions with minimal development-cycle times. It features an advanced analog sensing channel and the Capacitive Sigma Delta PLUS (CSD PLUS) sensing algorithm, which delivers a signal-to-noise ratio (SNR) of greater than 100:1 to ensure touch accuracy even in extremely noisy environments. These controllers are enabled with Cypress’s SmartSense™ Auto-tuning algorithm, which compensates for manufacturing variations and dynamically monitors and maintains optimal sensor performance in all environmental conditions.

                                                                                                    • Register-configurable CapSense express controller, ultra-low radiated emissions
                                                                                                    • Superior noise-immunity performance against conducted and radiated noise
                                                                                                    • SmartSense auto-tuning, sets and maintains optimal sensor performance during run time
                                                                                                    • User-configurable LED brightness for visual touch feedback
                                                                                                    • Buzzer signal output for audible touch feedback, analog voltage output
                                                                                                    • System diagnostic to detect improper value of modulation capacitors
                                                                                                    • Data viewing and monitoring for CapSense buttons, sliders, and proximity sensors
                                                                                                    • Up to 16 total capacitive, upto 2 proximity sensors, shield
                                                                                                    • Low-power 1.71V to 5.5V operation, up to 11 CapSense buttons
                                                                                                    • Industrial temperature range from -40°C to 85°C, 24-pin QFN package

                                                                                                    Technical Specifications

                                                                                                    IC Interface Type

                                                                                                    I2C

                                                                                                    Supply Voltage Min

                                                                                                    1.71V

                                                                                                    Supply Voltage Max

                                                                                                    5.5V

                                                                                                    No. of Pins

                                                                                                    24Pins

                                                                                                    Operating Temperature Max

                                                                                                    85°C

                                                                                                    MSL

                                                                                                    MSL 1 - Unlimited

                                                                                                    Output Interface

                                                                                                    I2C

                                                                                                    Sensor Case Style

                                                                                                    QFN

                                                                                                    Sensor Case / Package

                                                                                                    QFN

                                                                                                    Operating Temperature Min

                                                                                                    -40°C

                                                                                                    Product Range

                                                                                                    -

                                                                                                    SVHC

                                                                                                    No SVHC (25-Jun-2025)

                                                                                                    Technical Docs (1)

                                                                                                    Technical Data Sheet EN

                                                                                                    Associated Products

                                                                                                    1 Product Found

                                                                                                    Legislation and Environmental

                                                                                                    US ECCN:EAR99
                                                                                                    EU ECCN:Unknown
                                                                                                    RoHS Compliant:Yes

                                                                                                    RoHS

                                                                                                    RoHS Phthalates Compliant:Yes

                                                                                                    RoHS

                                                                                                    SVHC:No SVHC (25-Jun-2025)
                                                                                                    Download Product Compliance Certificate

                                                                                                    Product Compliance Certificate

                                                                                                    Product traceability

                                                                                                    Date/Lot Code

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