Capacitive Touch Sensor Interfaces
Capacitive touch sensor interface ICs detect human touch on conductive electrodes, enabling button-less user interfaces in consumer electronics, appliances, automotive controls, and industrial panels. Available from TI, Microchip (MTCH/AT42), ADI, and Azoteq.
Product Series & Base Models
Navigate by model series to compare ordering variants and technical specifications within the Capacitive Touch Sensor Interfaces family.
Browse Capacitive Touch Sensor Interfaces Products
| PART NUMBER | MANUFACTURER | DESCRIPTION | STOCK | QTY / ACTION |
|---|---|---|---|---|
| STMPE821QTR | STMicroelectronics | — | 2,356 | |
| STMPE321QTR | STMicroelectronics | — | 1,933 | |
| STMPE24M31QTR | STMicroelectronics | — | 590 | |
| STMPE1208SQTR | STMicroelectronics | — | 1,284 | |
| STMPE16M31PXQTR | STMicroelectronics | — | 1,172 | |
| STM8T143AU62TTR | STMicroelectronics | — | 708 | |
| STM8T141AM61TTR | STMicroelectronics | — | 1,504 | |
| STM8T143AM62T | STMicroelectronics | — | 780 |
Top Capacitive Touch Sensor Interfaces Manufacturers
onsemi
onsemi Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
28,226 productsRenesas
Renesas Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
74,605 products
Infineon Technologies
Infineon Technologies Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
20,310 products
NXP Semiconductors
NXP Semiconductors Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
20,288 products
Microchip Technology
Microchip Technology Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
67,462 products
Analog Devices
Analog Devices Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
82,970 products
STMicroelectronics
STMicroelectronics Capacitive Touch Sensor Interfaces products are available for part-number review, stock checks, and RFQ support.
19,050 productsAbout Capacitive Touch Sensor Interfaces
Capacitive Touch Sensor Interface ICs are specialized mixed-signal controllers designed to detect small changes in electrical capacitance caused by the proximity or contact of a human finger with conductive touch electrodes. These highly reliable devices enable robust, button-less, and water-resistant user interfaces (touch buttons, sliders, scrolls, and proximity sensors) in consumer appliances, smartphones, automotive dashboards, and industrial control panels.
Modern capacitive touch controllers integrate advanced auto-calibration algorithms, environmental drift compensation (to prevent false triggers from moisture or dirt), high noise immunity against power supply ripple and RF interference, and multi-channel monitoring. Key selection parameters include supported channel count (number of touch buttons), sensitivity adjustment range, digital interface (I2C, SPI), operating voltage, and low standby current for battery-powered systems.
Use Octatronics to search and compare capacitive touch interface ICs from industry leaders including Microchip Technology (CapTouch and AT42 series), Texas Instruments, Analog Devices, and Azoteq. Submit bulk RFQs for immediate volume scheduling and price confirmation.
Frequently Asked Questions
Octatronics can help source a wide range of Capacitive Touch Sensor Interfaces from major manufacturers worldwide, including active production parts, long-lead-time items, and hard-to-find components.
Yes. You can submit a single part number or upload a BOM with multiple parts. Our team will check stock, date code, lead time, and pricing for each item.
Availability depends on the specific part number and supplier source. For important orders, buyers can request packaging photos, labels, date code information, and traceability documents.
Yes. Octatronics supports sourcing for active, end-of-life, obsolete, and hard-to-find components through our global supplier network.
Please provide the part number, manufacturer, quantity, required date code, target price, delivery country, and whether original packaging or COC is required.