Allicdata Part #: | 296-42305-2-ND |
Manufacturer Part#: |
FDC2112DNTT |
Price: | $ 1.78 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC CAPACITIVE SENSING |
More Detail: | Capacitive Touch Proximity Only 12-DFN (4x4) |
DataSheet: | FDC2112DNTT Datasheet/PDF |
Quantity: | 500 |
250 +: | $ 1.61507 |
500 +: | $ 1.47256 |
750 +: | $ 1.42506 |
1250 +: | $ 1.37756 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Type: | Proximity Only |
Proximity Detection: | Yes |
Number of Inputs: | 2 |
LED Driver Channels: | -- |
Interface: | I²C |
Resolution: | 12 b |
Voltage - Supply: | 2.7 V ~ 3.6 V |
Current - Supply: | 2.1mA |
Operating Temperature: | -40°C ~ 125°C |
Package / Case: | 12-VFDFN Exposed Pad |
Supplier Device Package: | 12-DFN (4x4) |
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Interface - Sensor, Capacitive Touch
The FDC2112DNTT is an excellent approach to working with capacitive touch sensing technology. It is a touch-screen interface device combining multiple configurable touch-sensing elements, with adjustable sensing thresholds, and a 12-bit low-power analog-to-digital converter (ADC) to convert data into digital signals. The device also includes a programmable architecture that can detect and measure a user\'s capacitance levels and input gestures, such as a single touch, drag, and tap.
Capacitive touch technology is based on the principle of electrostatic induction. When a finger or an object with an electrical charge comes into contact with a conductor, a change in the electrical charge occurs due to the coupling of the electric fields. This change is translated into a digital signal by the sensing elements of the FDC2112DNTT. The capacitive touch surface is created by placing one finger on the surface and another finger on the ground or reference plane. This creates a conductive path between the two fingers and the FDC2112DNTT is able to detect the minute change in capacitance level between the two points and convert the signal into a digital reading.
The FDC2112DNTT has many applications in consumer electronics, such as in laptops, smartphones, flat panel displays and other touch-enabled devices. It can also be used in industrial control and automotive applications. With its numerous advantages, such as low power consumption, adjustable sensitivity, and excellent signal-to-noise ratio, it is gaining popularity in many industries.
The FDC2112DNTT has been designed for use in low-power, touch-sensing applications. It works with both mutual and self-capacitance, making it suitable for both controlling buttons and detecting object proximity. The device also features adjustable thresholds, allowing operators to custom-define the sensitivity of their touch-sensing technology. Its integrated 12-bit low-power ADC makes it suitable for use in a wide range of applications.
Thanks to its configurable design, the FDC2112DNTT can detect the user\'s capacitance levels and various gesture inputs, such as single touch, drag and tap. These capabilities make it ideal for use in touch-screen interface devices. Moreover, its self-calibrating design supports multiple finger touch and helps ensure a uniform response across the touch surface.
In addition to its capacitive touch sensing capabilities, the FDC2112DNTT also features advanced power management features. With its integrated low-power technology, it can extend battery life and enable longer usage before recharging. The device also features wake-on-touch and sleep-on-inactivity features, further extending battery life.
Overall, the FDC2112DNTT is an attractive option for a wide range of touch sensing applications. Its low-power features and adjustable sensitivity allow users to fine-tune the performance and output for their touch-sensing needs, making it an excellent choice for various capacitive touch sensing applications.
The specific data is subject to PDF, and the above content is for reference
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