Semtech

SX8661I07AULTRT  

Sensor and Detector Interfaces

SX8661I07AULTRT Description

The SX8661I07AULTRT is a highly integrated touch button controller designed by Semtech Corporation. This Interface IC Chip is specifically engineered for applications requiring reliable and efficient touch detection. It features an 8-channel LED driver, making it suitable for a variety of touch-based interfaces. The SX8661I07AULTRT operates within a supply voltage range of 2.7V to 3.6V and consumes a minimal supply current of 200µA, ensuring energy efficiency. It supports a 10-bit resolution, providing precise detection capabilities. The device is packaged in a 28-lead MLPQ (Tape & Reel) format, suitable for surface mount applications. Although the product is marked as obsolete, it remains a robust choice for specific applications due to its unique feature set and performance benefits.

SX8661I07AULTRT Features

• Proximity Detection: The SX8661I07AULTRT includes advanced proximity detection capabilities, enabling it to sense the presence of objects or fingers without physical contact. This feature enhances user interaction and reduces wear and tear on mechanical components.
• Low Power Consumption: With a supply current of only 200µA, the SX8661I07AULTRT is highly energy-efficient, making it ideal for battery-powered devices and applications where power conservation is critical.
• Wide Voltage Range: The device operates within a voltage range of 2.7V to 3.6V, providing flexibility in power supply options and compatibility with various power sources.
• High Resolution: The 10-bit resolution ensures precise detection, allowing for accurate and sensitive touch responses, which is crucial for applications requiring high sensitivity and reliability.
• LED Driver Channels: The inclusion of 8 LED driver channels allows for direct control of LEDs, simplifying the design and reducing the need for additional components.
• I2C Interface: The SX8661I07AULTRT supports I2C communication, facilitating easy integration with microcontrollers and other system components.
• Moisture Sensitivity Level 1: The device is rated at MSL 1, indicating it is suitable for unlimited exposure to moisture, making it ideal for applications in humid environments.

SX8661I07AULTRT Applications

The SX8661I07AULTRT is well-suited for a variety of applications where touch control and proximity sensing are required. Some specific use cases include:

• Consumer Electronics: Ideal for touch-sensitive interfaces in smartphones, tablets, and other portable devices where low power consumption and high sensitivity are essential.
• Home Appliances: Suitable for touch controls in appliances such as refrigerators, washing machines, and ovens, where proximity detection can enhance user experience.
• Automotive: Can be used in vehicle infotainment systems and control panels, providing reliable touch and proximity sensing in varying environmental conditions.
• Industrial Control Panels: Effective in industrial settings where touch controls need to be highly sensitive and durable, withstanding harsh conditions and frequent use.
• Medical Devices: Applicable in medical equipment where precise touch controls are necessary, and low power consumption is beneficial for battery-operated devices.

Conclusion of SX8661I07AULTRT

The SX8661I07AULTRT, despite being marked as obsolete, remains a valuable component for applications requiring reliable touch and proximity detection. Its low power consumption, high resolution, and advanced features make it a standout choice in the market. The inclusion of an 8-channel LED driver and I2C interface further enhances its versatility and ease of integration. While newer models may offer additional features, the SX8661I07AULTRT continues to provide robust performance and reliability, making it an ideal solution for a wide range of applications in the electronics industry.

SX8661I07AULTRT Documents

Download datasheets and manufacturer documentation for SX8661I07AULTRT

PCN Packaging :

Label Changes 28/Jun/2019      

PCN Obsolescence/ EOL :

Mult Device EOL 12/Sep/2017      

HTML Datasheet :

SX8661      

PCN Design/Specification :

Datasheet Chg 09/Feb/2016