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Item #:
1270992
Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 [ADA1982]
85% of respondents would recommend this to a friend
Item #:
1270992
TTD 162
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What Stands Out
Capacitive Touch Sensing
Utilizes advanced capacitive touch technology, allowing for responsive and reliable interaction, making it ideal for DIY projects and interactive installations.
12 Key Inputs
Offers twelve configurable touch keys, enabling versatile designs for various applications, such as touchpads or custom controls, to satisfy diverse user needs.
I2C Interface
Features a convenient I2C interface for easy integration with microcontrollers, ensuring straightforward communication and efficient data transfer in your projects.
Product Details
| Maximum Supply Voltage | 5 volts |
| Output Type | Digital |
| Specific Uses For Product | proximity detection, touch sensing, microcontroller projects |
| Style Name | Modern |
| Item Dimensions | 1.3 x 0.8 x 0.1 inches (3.3 x 2 x 0.3 cm) |
| Item Weight | 4.54 g |
| Brand Name | Adafruit |
| Model | 8541585568 |
| UPC | 701851953810 |
| Number of Items | 1 |
| Manufacturer | Adafruit |
| Part Number | ADA1982 |
| Brand | Adafruit |
| Item dimensions L x W x H | 1.3 x 0.8 x 0.1 inches (3.3 x 2 x 0.3 cm) |
| Style | Modern |
Who Should Buy?
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DIY Electronics Hobbyists
Ideal for individuals creating custom electronics projects, offering a touch-sensitive interface for enhanced interactivity.
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Interactive Installations
Perfect for artists and developers building interactive art installations or exhibits that require touch sensitivity.
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Educational Purposes
Great for teachers and students in electronics classes, providing hands-on experience with capacitive touch technology.
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Heavy-Duty Applications
Not suitable for industrial environments where heavy usage or extreme conditions might damage sensitive components.
Product Description
Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 [ADA1982]
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Adafruit Capacitive Editorial Review
Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 [ADA1982] offers a reliable and easy-to-use touch sensing solution for microcontroller projects. Users have reported its impressive capability, such as building a 12-key MIDI piano with a Raspberry Pi 3, showcasing its accuracy and low latency in tracking events. The sensor operates at a maximum supply voltage of 5 volts and is perfect for various applications like proximity detection and touch sensing. Many have noted that setup is quick and straightforward, allowing for creative uses like drum pads. However, maintaining a proper distance between the sensor and touch surface is crucial for optimal sensitivity.
Customer Reviews & Ratings
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Pros
- Easy setup and reliable performance
- Great for microcontroller projects
- Versatile for music and control applications
- Accurate detection of multiple touches
- Compact dimensions and lightweight design
Cons
- Requires careful distance for optimal sensitivity
Platform Trust & Buyer Confidence
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Diana
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“I have, in fact, had bad experiences on several occasions with service providers or shipping companies from America—definitely—but this is the first and only reputable and reliable company I have encountered so far; huge praise for their work. ”
23 October 2026 · via Trustpilot
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“Fast shipping and A+ product. ”
24 Oct 2026 · via Trustpilot
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24 October 2026 · via Trustpilot
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