onsemi

LC717A00AR-NH

LC717A00AR-NH Description

The LC717A00AR-NH is a touch sensor IC designed by onsemi, a leading manufacturer in the electronics industry. This IC is part of the Interface IC Chips category and is specifically designed for capacitive digital touch sensing applications. It features an 8-bit resolution and supports both I2C and SPI interfaces, making it versatile for various applications requiring touch sensing capabilities. The LC717A00AR-NH operates within a supply voltage range of 2.6V to 5.5V and draws a supply current of 740µA, ensuring efficient power usage.

LC717A00AR-NH Features

• Capacitive Touch Sensing: The LC717A00AR-NH is equipped with capacitive touch sensing technology, providing a highly sensitive and responsive touch interface. This feature is ideal for applications requiring precise and reliable touch detection.
• 8-bit Resolution: With an 8-bit resolution, this IC offers high accuracy in detecting touch inputs, making it suitable for applications that demand precise control and feedback.
• Dual Interface Support: The IC supports both I2C and SPI interfaces, providing flexibility in system design and compatibility with a wide range of microcontrollers and processors.
• Low Power Consumption: Drawing a supply current of only 740µA, the LC717A00AR-NH is designed for low power consumption, making it suitable for battery-powered and energy-efficient applications.
• Surface Mount Packaging: The LC717A00AR-NH is available in a surface mount package, which is ideal for compact and space-constrained designs. This packaging also facilitates automated assembly processes.
• Moisture Sensitivity Level 3: The IC has a moisture sensitivity level of 3, allowing for a storage time of 168 hours before reflow soldering, ensuring reliability and durability in various environmental conditions.
• Compliance: The LC717A00AR-NH is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards.

LC717A00AR-NH Applications

The LC717A00AR-NH is well-suited for a variety of applications that require reliable and efficient touch sensing capabilities. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as smartphones, tablets, and smart home appliances where touch interfaces are essential for user interaction.
• Industrial Control Panels: Suitable for industrial applications where touch controls are needed for machine operation and monitoring.
• Medical Devices: Can be used in medical equipment where touch interfaces are required for patient monitoring and diagnostic devices.
• Automotive Applications: Useful in automotive infotainment systems and control panels, providing a responsive and reliable touch interface for drivers and passengers.

Conclusion of LC717A00AR-NH

The LC717A00AR-NH is a versatile and efficient touch sensor IC that offers high sensitivity and accuracy with its capacitive touch sensing technology and 8-bit resolution. Its dual interface support and low power consumption make it suitable for a wide range of applications, from consumer electronics to industrial and automotive systems. Despite being marked as obsolete, the LC717A00AR-NH remains a reliable choice for applications requiring robust and precise touch sensing capabilities. Its compliance with environmental and safety standards ensures that it meets the requirements of modern electronics manufacturing.