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Azoteq is the world leader in capacitive proximity and touch solutions for next generation user interfaces. The ProxSense® capacitive sensors are the most sensitive and robust proximity and touch controllers available for use in touch keys, touch keypads, metal touch panels, non-ITO LCD screens, single layer ITO touch screens and 3D touch screens. The combination of proximity and touch enables new applications such as proximity wake up, backlight illumination and air gestures. Azoteq's ProxSense® provides the next evolution in user interfaces for consumer, medical, industrial and automotive applications.

 
Azoteq ProxSense Proximity and Touch Sensing Controllers

Azoteq Product Line

Azoteq New Products

Added 07/2014 Azoteq IQS572-A000-QNR ProxSense® Trackpad /Touchscreen Controller Learn More
Added 07/2014 Azoteq IQS263 ProxSense® Capacitive Touch and Proximity Controller Learn More
Added 05/2014 Azoteq IQS333-TS35 6 Key Capacitive Touchscreen Sensor and Controller Learn More
Added 01/2014 Azoteq IQS360 ProxSense® Capacitive Touch & Proximity Controller Learn More
Added 01/2014 Azoteq IQS525 Trackpad IC Learn More
Added 01/2014 Azoteq IQS333 ProxSense IC Learn More
Added 12/2013 Azoteq IQS229 ProxSense IC Learn More
Added 12/2013 Azoteq IQS227AS and IQS228AS ProxSense ICs Learn More
Added 10/2013 Azoteq IQS550-TS43 ProxSense® Touchscreen & Controller Module Learn More
Added 09/2013 Azoteq IQS525 Trackpad Development Kits Learn More
Added 08/2013 Azoteq Capacitive Touch Sensors Learn More
Added 12/2012 Azoteq Evaluation Kits & Tools Learn More
Added 07/2012 Azoteq IQS243 & IQS904 IQ Switch® ProxSense® Capacitive Sensors Learn More
Added 03/2012 Azoteq IQS259 ProxSense® 9-Channel Capacitive Sensor Controller Learn More
Added 03/2012 Azoteq IQS253 ProxSense® Configurable 3-Channel DYCAL™ Capacitive Sensor Controller Learn More
Added 01/2012 Azoteq IQS410 ProxSense™ XY Touch Panel Controllers Learn More
Added 12/2011 Azoteq IQS133 IQ Switch® - ProxSense™ 3-Channel Capacitive Sensors Learn More
Added 11/2011 Azoteq IQS127D / IQ128 ProxSense™ Capacitive Proximity / Touch Controllers Learn More
Added 11/2011 Azoteq IQS316 IQ Switch® - ProxSense™ Capacitive Sensing Controllers Learn More
Added 11/2011 Azoteq IQS222 IQ Switch® - ProxSense® Wheel/Slider Controllers Learn More
 
Azoteq IQS133 IQ Switch ProxSense 3-Channel Capacitive Sensors

Azoteq Featured Products

Azoteq IQS263 ProxSense® Capacitive Touch and Proximity Controller

Azoteq IQS263 ProxSense® Capacitive Touch and Proximity Controller is offered as the first proximity controller specifically designed to meet the latest SAR regulations (KDB 616217-D04 and IEC 62209-2 ed1.0). Featuring 3 input channels, the IQS263 can detect proximity to meet SAR regulations in multiple points and also be used to detect a stylus or smart cover. Designers can configure the IQS263 as a three channel slider or scroll wheel. The device can also be configured as a two channel slider with one key or utilize the third channel for long range proximity detection. The design features a unique movement sensor to prevent stuck conditions, automatic tuning for sense electrodes, internal reference capacitor, and internal regulator to reduce total system cost. With the best-in class-sensitivity, signal-to-noise ratio, and power consumption, the IQS263 is ideal for SAR detection for tablets and mobile phones, SAR detection for wireless charging stations (operating frequency >100MHz), SAR detection for USB dongle-type devices, sliders/scroll wheels for remote controls, movement detection devices (anti-theft), volume control & lid closure detection for laptops, MP3 players, portable electronics, and wearable electronics.

Azoteq IQS572-A000-QNR ProxSense® Trackpad /Touchscreen Controller

Azoteq IQS572-A000-QNR ProxSense® Trackpad /Touchscreen Controller is a projected capacitive touch and proximity trackpad/touchscreen controller for the IQS550, IQS572, and IQS525 platforms. The IQS5xx-A000 series features best-in-class sensitivity, signal-to-noise ratio, and automatic tuning of electrodes. Low power proximity detection allows extreme low power operation. Applications include compact capacitive keyboards, remote control trackpads, appliances, navigation devices, kiosks & POS terminals, E-readers, and consumer electronics.

Azoteq IQS333-TS35 6 Key Capacitive Touchscreen Sensor and Controller

Azoteq ProxSense® IQS333-TS35 6 Key Capacitive Touchscreen Sensor and Controller features a 3.5" LCD display that allows a low-cost, complete 6-key touchscreen interface to be added to any application. IQS333-TS35 features high-performance touch sensing technology that offers the ability to drive large capacitive loads (mounted directly onto a metal display cover) while keeping the ability to sense small capacitive changes. IQS333-TS35 offers standard I2C as a communications interface. This Azoteq device provides an ideal alternative to the IQS550-TS43S 4.3" touchscreen with controller. IQS333-TS35 is ideal for use in a variety of applications, including white goods, appliances, office equipment, toys, medical equipment, and industrial instrumentation.

Azoteq IQS360 ProxSense® Capacitive Touch & Proximity Controller

Azoteq IQS360 ProxSense® IC is a 12-channel mutual capacitive touch and proximity controller with high sensitivity and automatic tuning. The IQS360 provides a cost effective implementation in a small outline QFN32 package for trackpads up to 4 rows and 3 columns. Keypads can offer second level touch activation (snap) when used with metal snap domes.

Azoteq IQS229 ProxSense IC

Azoteq IQS229 ProxSense IC is a self-capacitance controller designed for devices that are required to meet SAR regulations. The IQS229 can detect a long term presence through movement detection algorithms when the device (e.g. tablet or cell phone) is handled. The IQS229 can be used in any application requiring long-term activation by animated objects. A movement detection algorithm will indicate the presence of a user and aid in the long-term stability of the solution. The device operates standalone and can be configured via digital inputs. Azoteq IQS229 ProxSense IC can be used in applications such as human interface devices, mobile devices, appliances, office equipment, and toys.

Azoteq IQS227AS and IQS228AS ProxSense ICs

Azoteq IQS227AS and IQS228AS ProxSense ICs are single channel capacitive sensor devices for applications that require both proximity and touch detection. Both controllers are ultra low power and have separate proximity and touch sensitivity. The Azoteq IQS227AS has Automatic Tuning Implementation (ATI) and Internal Capacitor Implementation (ICI). It has a data streaming option and advanced on-chip digital signal processing. It can be used in applications such as TVs, cell phones, appliances, office equipment, and toys. It can also be a replacement for electromechanical switches. The Azoteq IQS228AS is a self-capacitive sensor with Dynamic Calibration to allow for sensor drift during prolonged activation. It has proximity and Touch outputs, automatic tuning, an internal reference capacitor and can be used in applications such as SAR detection for tablets, 3D glasses, personal media players, appliances, and human interface devices.

Azoteq IQS333 ProxSense IC

Azoteq IQS333 ProxSense IC is a 9-channel projected (or 7-channel self) capacitive proximity and touch controller with best in class sensitivity, signal to noise ratio, and power consumption. Other features include automatic tuning of sense electrodes, internal reference capacitor, and internal regulator to reduce total system cost. Azoteq IQS333 ProxSense IC is low power making it ideal for battery applications, appliances, office equipment, medical equipment, and media electronics.

Azoteq IQS525 Trackpad Development Kits

Azoteq IQS525-TP43S delivers new trackpad technology that enables cost sensitive applications to add a trackpad, such as remote controls and wireless keyboards. Azoteq IQS525-TP43S provides a plug and play trackpad and combines two familiar interfaces, trackpad and tactile keys. The purpose of IQS525-TP43-HID-S is to illustrate the capabilities of the IQS525-TP43 module and to serve as a design example of how such a trackpad module can be used in conjunction with a microcontroller.

Azoteq IQS550-TS43 ProxSense® Touchscreen& Controller Module

Azoteq IQS550-TS43 ProxSense® Touchscreen and Controller Module combines a 4.3" multi-touch projected capacitive touchscreen with an IQS550 controller to provide 3584 x 2304 touch resolution. This complete capacitive touchscreen solution makes it easy to add a touchscreen to or replace a resistive touchscreen on any LCD product. The integrated IQS550 controller supports scan rates up to 100Hz and multi-touch for up to five simultaneous touch coordinates. IQS550-TS43 is ideal for a variety of applications, including appliances, office equipment, kiosks, point-of-sale terminals, medical equipment, and industrial instrumentation.

Azoteq IQS525 Trackpad IC

Azoteq IQS525 projected capacitive touch and proximity trackpad/touchscreen controller features high sensitivity, excellent signal to noise ratio, and automatic tuning of electrodes. Low power proximity detection allows for extremely low power operation. IQS525 delivers 25 channels with a minimum report rate of 220Hz and a resolution of 1280 x 768. It is ideal for compact capacitive keyboards, remote control trackpads, and portable devices. IQS525 is offered in a 28 pin QFN package.

Azoteq Capacitive Touch Sensors

Azoteq Capacitive Touch Sensors combine advanced analog sensing and digital signal sensing for a highly stable and sensitive sensor. Products include IQS232 ProxSense® IC, a two channel capacitive contact and proximity sensor ready for immediate use or with programming options for customization; and IQS128 ProxSense IC, a capacitive sensor featuring DYCAL™ intelligent hysteresis.

Azoteq IQS550-A000 Trackpad / Touchscreen Controller

Azoteq IQS550-A000 Trackpad / Touchscreen Controller is a projected capacitive touch and proximity trackpad / touchscreen controller implementation on the IQS550 platform. IQS550 features best in class sensitivity, signal-to-noise ratio and automatic tuning of electrodes. Low power proximity detection allows extreme low power operation. IQS550-A000 is ideal for use in a variety of applications, including mobile phone, tablet PC, all-in-one PC office equipment, navigation devices, and kiosks.

Azoteq Evaluation Kits & Tools

Azoteq Evaluation Kits feature a modular design. Designers can connect one of the supplied IC modules into the main board, or wire into a prototype for rapid prototyping. Azoteq Evaluation Kits can be used in one of 2 modes: Direct mode: battery or USB powered, output on LEDs, or Data Streaming Mode to a graphical user interface. OTP bits can be programmed on the kit. The main board can be interfaced to any personal computer with the optional Azoteq Configuration Tool and can be used with the data streaming dongle, making the adjustments by means of the USBProg software.

Azoteq IQS253 ProxSense® Configurable 3-Channel DYCAL™ Capacitive Sensor Controller

The IQS253 ProxSense® Configurable 3-Channel DYCAL™ Capacitive Sensor Controller features Azoteq's patented DYCAL™ algorithm, which allows the sensor to track environmental changes during prolonged periods of activation. Azoteq's IQS253 ProxSense® Configurable 3-Channel DYCAL™ Capacitive Sensor Controller uses advanced analog and digital circuitry to achieve unparalleled proximity and touch performance. The high sensitivity enables the IQS253 ProxSense® Configurable 3-Channel DYCAL™ Capacitive Sensor Controller to work reliably through glass of up to 25 mm thick and achieves proximity detection of up to 250 mm with practical electrodes. The device can operate from 1.8 to 3.6V and achieves power consumption as low as 6 microampere while still sensing proximity and touch. The I2C compatible interface allows full control from a host controller.

Azoteq IQS259 ProxSense® 9-Channel Capacitive Sensor Controller

Azoteq's IQS259 ProxSense® 9-Channel Capacitive Sensor Controller uses advanced analog and digital circuitry to achieve unparalleled proximity and touch performance. The high sensitivity enables the IQS259 ProxSense® 9-Channel Capacitive Sensor Controller to work reliably through glass up to 25mm thick and achieves proximity detection up to 250mm. The Azoteq IQS259 ProxSense® 9-Channel Capacitive Sensor Controller can operate from 1.8 to 3.6V and achieves power consumption as low as 8 microampere while still sensing proximity and touch. The I2C compatible interface allows for full control of the sensor functions from a host controller.

Azoteq IQS243 & IQS904 IQ Switch® ProxSense® Capacitive Sensors

Azoteq IQS243 & IQS904 IQ Switch® ProxSense® Capacitive Sensors are fully integrated single channel or 3 channel capacitive contact and proximity sensors with market leading sensitivity and automatic tuning to the sense antenna. These sensors each provide a cost effective minimalist implementation requiring very few external components. The IQS243 3 channel capacitive sensor includes an I²C-compatible interface which provides full control to a host. The IQS904 single channel capacitive sensor provides a built-in controller for dimming applications. Azoteq IQS243 & IQS904 IQ Switch® ProxSense® Capacitive Sensors also offer extremely low current consumption, automatic tuning for optimal operation in various environments, and compensation against sensitivity reducing objects.

Azoteq IQS127D / IQ128 ProxSense™ Capacitive Proximity / Touch Controllers

The Azoteq IQS127D and IQS128 are high-performance IQ Switch® - ProxSenseSingle-Channel Capacitive Proximity/Touch Controllers. Azoteq IQS127D ProxSense features dual touch and proximity outputs and Automatic Antenna Tuning Implementation (ATI) for automatic adjustment for optimal performance. The IQS128 features Dynamic Calibration (DYCAL™) technology, providing intelligent hysteresis to allow for sensor drift even during sensor activation. Azoteq IQS127D and IQS128 single-channel capacitive proximity/touch controllers feature Internal Capacitor Implementation (ICI) reference capacitor on-chip. The IQS127D is designed for use in LCD, Plasma, and LED TVs, GSM cell phones (on ear detection / touch keys), LED flashlights or head lamps, and more. The IQS128 is optimized for 3-D glasses, occupancy sensors, personal media players, and more.

Azoteq IQS133 IQ Switch® - ProxSense™ 3-Channel Capacitive Sensors

Azoteq IQS133 IQ Switch® - ProxSense3-Channel Capacitive Sensors are fully integrated 3-channel capacitive contact and proximity sensors with market-leading sensitivity and automatic tuning of the sense antenna. Azoteq IQS133 ProxSense 3-Channel Capacitive Sensors provide a minimalist implementation requiring as few as two external components. The Azoteq IQS133 features sub 4µA current consumption and is ideal for use in a variety of applications, including white goods/appliances, remote controls, office equipment, and more.

Azoteq IQS222 IQ Switch® - ProxSense® Wheel/Slider Controllers

Azoteq IQS222 IQ Switch® - ProxSense® Wheel/Slider and Touch Key Controllers with Proximity Detection offer industry-leading resolution (up to 11 bits) for a wheel/slider controller. Azoteq IQ222 ProxSense Wheel/Slider and Touchkey Controllers are 8-channel capacitive sensing devices, 3 of which can be used for a wheel/slider type interface. The IQS222 can operate as a controller for 8 keys or a wheel or slider and up to 5 keys. These Azoteq wheel/slider controllers are designed for use in a variety of applications, including personal navigation devices, personal media players, consumer electronics, white goods/appliances, keypads, and more.

Azoteq IQS316 IQ Switch® - ProxSense™ Capacitive Sensing Controllers

Azoteq IQS316 IQ Switch® - ProxSenseMulti-Channel Capacitive Sensing Controllers are 20-channel surface capacitive touch and proximity controllers with advanced on-chip signal processing features, including Antenna Tuning Implementation (ATI). Proximity detection can be distributed over all keys, or only selected keys, providing high flexibility for stable operation in varying designs. Azoteq IQS316 ProxSense Multi-Channel Capacitive Sensing Controllers are based on patented capacitive sensing technology that yields stability with high sensitivity and excellent noise immunity. The Azoteq IQS316 can operate with a small number of external components to provide a low-cost solution for medium to high channel count applications. These capacitive sensing controllers are ideal for use in a variety of applications, including office machines, digital cameras, keypads, high-end kitchen appliances, personal media players, consumer electronics, and more.

Azoteq IQS410 IQ Switch® - ProxSense™ XY Touch Panel Controllers

Azoteq IQS410 IQ Switch® - ProxSenseSeries XY Touch Panel Controllers revolutionizes the touch panel industry by offering a cost-effective controller IC interfaced to a simplified touch panel. Azoteq IQS410 ProxSense XY Touch Panel Controllers offer class leading proximity sensitivity. The devices provide a PROXIMITY detected signal to activate features such as launching a menu screen, activating backlighting, or waking a system from sleep on the user approaching. The Azoteq IQS410 is a 6-channel capacitive sensing device that uses four channels to produce touchscreen coordinate data. Two additional channels implemented to be used as buttons with proximity and touch functionality by adding one capacitor to the design. These Azoteq touch panel controllers are ideal for use in a variety of applications, including navigation device,s media players, consumer electronics, and more.

Azoteq Videos

Azoteq Technology

Azoteq offers over 20 products for surface and projected capacitive sensors. The controllers are suitable for capacitive proximity and touch sensing, non-ITO LCD touch screen displays, single layer ITO touch screens, 3D touch screens and metal touch panels.

Learn more about Azoteq ProxSense® Proximity & Touch Sensing Controllers


Azoteq ProxSense

ProxSense®

The Azoteq ProxSense® family of capacitive sensors are the most sensitive and robust proximity and touch controllers available today.

ProxSense® unique technical features:

  • 1000 x more sensitive than competition (allows proximity)
  • Ultra low power consumption (down to 3µA)
  • RF Immunity
  • Water Immunity
  • RF noise detection
  • Auto Antenna Tuning
  • AC Noise filtering
  • Driven Shield
  • On-chip regulator
  • Integration of external components
  • Lowest system cost

Azoteq has more than 39 patents issued and pending on capacitive sensors technology and the proximity and touch user interfaces.

Azoteq IQS316 IQ Switch ProxSense Capacitive Sensing Controllers