MTCH105T-I/ST

Product Overview

Category

MTCH105T-I/ST belongs to the category of touch controllers.

Use

It is used for touch sensing applications in various electronic devices.

Characteristics

• Capacitive touch controller
• Low power consumption
• Small form factor
• High sensitivity
• Easy integration with existing systems

Package

MTCH105T-I/ST comes in a compact package suitable for surface mount technology (SMT) assembly.

Essence

The essence of MTCH105T-I/ST lies in its ability to accurately detect and interpret touch inputs, enabling intuitive user interactions with electronic devices.

Packaging/Quantity

MTCH105T-I/ST is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

• Operating Voltage: 1.8V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Touch Sensing Channels: 5
• Resolution: Up to 1024 positions per channel
• Sampling Rate: Up to 100 Hz

Detailed Pin Configuration

MTCH105T-I/ST features the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply Voltage | | 2 | SDA | I2C Serial Data Line | | 3 | SCL | I2C Serial Clock Line | | 4 | IRQ | Interrupt Request Output | | 5 | GND | Ground |

Functional Features

• Multi-touch support
• Gesture recognition (e.g., swipe, pinch-to-zoom)
• Noise filtering for reliable touch detection
• Configurable sensitivity levels
• Built-in self-calibration

Advantages and Disadvantages

Advantages

• High sensitivity enables accurate touch detection
• Low power consumption prolongs battery life in portable devices
• Small form factor allows for integration in compact designs
• Easy integration with existing systems reduces development time

Disadvantages

• Limited number of touch sensing channels (5)
• Relatively low sampling rate compared to some high-end touch controllers

Working Principles

MTCH105T-I/ST utilizes capacitive sensing technology to detect changes in the electrical field caused by touch inputs. It measures the capacitance at each touch sensing channel and converts it into digital signals that can be processed by the host system.

Detailed Application Field Plans

MTCH105T-I/ST finds applications in various electronic devices, including but not limited to: - Smartphones and tablets - Portable gaming consoles - Automotive infotainment systems - Home automation control panels - Industrial control interfaces

Detailed and Complete Alternative Models

Some alternative models to MTCH105T-I/ST include: - MTCH101T-I/ST: 1-channel touch controller - MTCH112T-I/ST: 12-channel touch controller - MTCH205T-I/ST: 5-channel touch controller with advanced gesture recognition

These alternative models offer different channel configurations and additional features to cater to specific application requirements.

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