NewsInfineon Launches Advanced PSoC™ 4000T Microcontrollers for Enhanced Capacitive Sensing

Infineon Launches Advanced PSoC™ 4000T Microcontrollers for Enhanced Capacitive Sensing

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Introduction of PSoC™ 4000T Microcontrollers

Infineon Technologies AG (FSE: IFX / OTCQX: IFNNY) has announced the release of the PSoC™ 4000T family of microcontrollers (MCUs), marking a significant advancement in capacitive sensing technology. This new family is an extension of the PSoC 4 product line, featuring the Arm® Cortex®-M0+ based MCUs and Infineon’s proprietary fifth generation CAPSENSE™ capacitive sensing technology.

Enhanced Capacitive Sensing Capabilities

The PSoC 4000T series stands out with its superior signal-to-noise ratio (SNR), offering tenfold improvements in SNR performance and power efficiency compared to previous generations and competing solutions. These advancements ensure highly reliable and robust capacitive sensing capabilities, suitable for a diverse range of applications.

Key Features and Benefits

  • Always-on touch sensing with low-active and standby power consumption, extending battery life for battery-powered products.
  • Supports various sensing modalities including proximity, humidity, temperature, and ambient light.
  • Interactive user interface possibilities such as proximity gestures, capacitive sliders, trackpads, touchscreens, wear detection, and liquid level sensing.

Industry-Leading Human-Machine Interface (HMI) Technologies

Steven Tateosian, Senior Vice President, IoT, Compute and Wireless Business Unit of Infineon, highlighted the company’s commitment to innovation, emphasizing that the PSoC 4000T, with its advanced CAPSENSE technology, sets a new industry benchmark for human-machine interfaces.

About the PSoC 4000T Family

The PSoC 4000T series offers an upgrade path for existing PSoC 4000 and 4000S designs, allowing designers to leverage the latest CAPSENSE technology with minimal changes. Targeting low-power applications like wearables, hearables, and IoT devices, the PSoC 4000T ensures flexibility and adaptability across various domains.

ModusToolBox™ Software Platform

Infineon’s ModusToolBox™ software platform complements the PSoC 4000T family by providing a suite of development tools and resources, facilitating a comprehensive development experience across consumer IoT, industrial, smart home, wearable, and other applications.

Availability and Specifications

The PSoC 4000T is now available in 15 variants, catering to diverse customer requirements. The MCU comes in multiple package types, including SG-XFWLB-25, PG-USON16, and PG-VQFN-24, with options for 24 or 48 MHz, 32 or 64 kByte Flash, and 4 or 8 kByte SRAM. Further details can be found on Infineon’s website.


Infineon’s PSoC™ 4000T MCU family represents a significant leap in capacitive sensing technology, offering unparalleled capabilities for designing sophisticated and power-efficient human-machine interfaces. This launch underscores Infineon’s role as a leader in advancing microcontroller technology for a wide range of applications.

Michal Pukala
Electronics and Telecommunications engineer with Electro-energetics Master degree graduation. Lightning designer experienced engineer. Currently working in IT industry.