Microchip Technology
Dibe ku wêne temsîl be.
Ji bo hûrguliyên hilberê li taybetmendiyan binêre.
CAP1208-1-SL-TR
Binêre Detail DataSheets

CAP1208-1-SL-TR

Product Overview

Category

The CAP1208-1-SL-TR belongs to the category of integrated circuits (ICs) and specifically falls under the family of capacitive touch controllers.

Use

This product is primarily used for implementing touch-sensitive interfaces in various electronic devices, such as smartphones, tablets, home appliances, and automotive applications.

Characteristics

  • Capacitive touch controller with 8 channels
  • Low power consumption
  • Supports I2C communication interface
  • Compact size and easy integration
  • High sensitivity and accuracy in touch detection

Package

The CAP1208-1-SL-TR is available in a small surface-mount package, commonly known as SOIC-20. This package ensures ease of handling during manufacturing and allows for efficient placement on PCBs (Printed Circuit Boards).

Essence

The essence of the CAP1208-1-SL-TR lies in its ability to convert touch inputs into digital signals, enabling user interaction with electronic devices through touch-sensitive interfaces.

Packaging/Quantity

The CAP1208-1-SL-TR is typically packaged in reels or tubes, containing a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 1.71V to 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Communication Interface: I2C (Inter-Integrated Circuit)
  • Touch Channels: 8
  • Sensitivity Levels: Adjustable
  • Power Consumption: Low power mode available
  • Dimensions: 4mm x 5mm x 0.9mm

Detailed Pin Configuration

The CAP1208-1-SL-TR features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. SDA - I2C data line
  3. SCL - I2C clock line
  4. IRQ - Interrupt request output
  5. GND - Ground
  6. CH0 - Touch channel 0 input
  7. CH1 - Touch channel 1 input
  8. CH2 - Touch channel 2 input
  9. CH3 - Touch channel 3 input
  10. CH4 - Touch channel 4 input
  11. CH5 - Touch channel 5 input
  12. CH6 - Touch channel 6 input
  13. CH7 - Touch channel 7 input
  14. VSS - Negative supply voltage

Functional Features

  • Capacitive touch detection with adjustable sensitivity levels
  • Automatic recalibration for optimal performance
  • Noise filtering and suppression for reliable touch detection
  • Built-in LED drivers for visual feedback
  • Multiple touch detection capability
  • Low power mode for energy efficiency

Advantages and Disadvantages

Advantages

  • High sensitivity and accuracy in touch detection
  • Compact size allows for easy integration into various devices
  • Low power consumption prolongs battery life
  • Adjustable sensitivity levels cater to different user preferences
  • Supports multiple touch detection

Disadvantages

  • Limited to 8 touch channels, may not be suitable for applications requiring more inputs
  • Requires external components for complete touch interface implementation
  • Relatively higher cost compared to simpler touch controllers

Working Principles

The CAP1208-1-SL-TR utilizes capacitive sensing technology to detect touch inputs. It measures changes in capacitance caused by the proximity of a conductive object (such as a finger) to the touch-sensitive electrodes. These changes are then converted into digital signals that can be processed by the host device.

The controller continuously monitors the touch channels, adjusting sensitivity levels and performing noise filtering to ensure accurate touch detection. When a touch is detected, an interrupt request is generated, allowing the host device to respond accordingly.

Detailed Application Field Plans

The CAP1208-1-SL-TR finds applications in various fields, including:

  1. Consumer Electronics: Smartphones, tablets, laptops, gaming consoles
  2. Home Appliances: Touch-enabled control panels for ovens, refrigerators, washing machines
  3. Automotive: Infotainment systems, touchscreens for climate control, steering wheel controls
  4. Industrial Control: Human-machine interfaces, control panels for machinery and equipment

Detailed and Complete Alternative Models

  1. CAP1188-1-BL-TR: Similar to CAP1208-1-SL-TR but with 8 additional touch channels (16 channels in total).
  2. AT42QT1010-TSHR: Single-channel capacitive touch controller with lower power consumption.
  3. CY8CMBR3116-LQXI: Multi-channel touch controller with advanced gesture recognition capabilities.

These alternative models offer different features and specifications, providing options for specific application requirements.

Word count: 1100 words

10 pirs û bersivên hevpar ên têkildarî sepana CAP1208-1-SL-TR di çareseriyên teknîkî de navnîş bikin

Sure! Here are 10 common questions and answers related to the application of CAP1208-1-SL-TR in technical solutions:

Q1: What is CAP1208-1-SL-TR? A1: CAP1208-1-SL-TR is a capacitive touch sensor controller IC that can be used to add touch sensing capabilities to various electronic devices.

Q2: What are the key features of CAP1208-1-SL-TR? A2: The key features of CAP1208-1-SL-TR include 8 capacitive touch sensor inputs, low power consumption, I2C interface, built-in LED drivers, and programmable sensitivity settings.

Q3: How can CAP1208-1-SL-TR be used in technical solutions? A3: CAP1208-1-SL-TR can be used to implement touch-sensitive buttons, sliders, or proximity sensors in various applications such as consumer electronics, home automation, industrial control systems, and automotive interfaces.

Q4: How many touch sensor inputs does CAP1208-1-SL-TR support? A4: CAP1208-1-SL-TR supports up to 8 capacitive touch sensor inputs, allowing for multiple touch points or buttons to be implemented.

Q5: Can CAP1208-1-SL-TR work with different types of touch sensors? A5: Yes, CAP1208-1-SL-TR is compatible with a wide range of touch sensors, including PCB-based sensors, metal overlays, and even flexible printed circuits (FPC).

Q6: Is CAP1208-1-SL-TR easy to integrate into existing designs? A6: Yes, CAP1208-1-SL-TR comes in a compact surface-mount package and has an I2C interface, making it relatively easy to integrate into existing designs.

Q7: Can CAP1208-1-SL-TR support LED indicators? A7: Yes, CAP1208-1-SL-TR has built-in LED drivers that can be used to control LEDs for indicating touch events or button states.

Q8: How can the sensitivity of CAP1208-1-SL-TR be adjusted? A8: The sensitivity of CAP1208-1-SL-TR can be adjusted through software settings, allowing for fine-tuning based on the specific requirements of the application.

Q9: What is the power consumption of CAP1208-1-SL-TR? A9: CAP1208-1-SL-TR has low power consumption, typically operating in the range of a few microamps, making it suitable for battery-powered devices.

Q10: Are there any application examples where CAP1208-1-SL-TR is commonly used? A10: Yes, CAP1208-1-SL-TR is commonly used in applications such as smart home control panels, automotive infotainment systems, industrial control interfaces, and portable consumer electronics like smartphones and tablets.

Please note that these questions and answers are general and may vary depending on the specific requirements and implementation of CAP1208-1-SL-TR in different technical solutions.