Texas Instruments

FDC2112DNTT

FDC2112DNTT Description

The FDC2112DNTT from Texas Instruments is a high-performance, 12-bit resolution capacitive sensing interface IC designed for proximity detection applications. Operating within a 2.7V to 3.6V supply range and consuming 2.1mA current, this surface-mount device integrates an I2C interface for seamless communication with microcontrollers. Its dual-input configuration enables robust sensing capabilities, making it ideal for touchless or proximity-based systems. The device is RoHS3 compliant, REACH unaffected, and packaged in a Tape & Reel (TR) format for automated assembly.

FDC2112DNTT Features

• Proximity Detection: Specialized for non-contact sensing with high sensitivity.
• Low Power Consumption: Optimized for battery-operated devices with a 2.1mA supply current.
• Dual Input Channels: Supports two independent capacitive sensors for versatile designs.
• I2C Interface: Simplifies integration with host systems.
• Wide Voltage Range (2.7V–3.6V): Compatible with common low-voltage systems.
• 12-Bit Resolution: Delivers precise capacitive measurements for accurate detection.
• Robust Packaging: MSL 1 (Unlimited) moisture sensitivity ensures reliability in storage and handling.

FDC2112DNTT Applications

• Touchless Controls: Ideal for hygienic interfaces in medical or consumer electronics.
• Proximity Sensing: Used in smart appliances, automotive dashboards, and industrial equipment.
• Liquid Level Detection: Suitable for tanks or containers due to its high-resolution sensing.
• Human Presence Detection: Enhances security systems or energy-saving lighting controls.

Conclusion of FDC2112DNTT

The FDC2112DNTT stands out for its low-power operation, dual-channel flexibility, and high-resolution proximity detection, making it a superior choice for modern capacitive sensing applications. While it is in Last Time Buy status, its performance and ease of integration ensure it remains a viable solution for designers seeking reliable, contactless sensing technology.