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- MCP23017-E/SP MCP23017 16-Bit I/O Expander wi...
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Item #:
55021674
MCP23017-E/SP MCP23017 16-Bit I/O Expander with Serial Interface 1.7 MHz I2C Breadboard-Friendly IC DIP-28 (1 Piece)
85% of respondents would recommend this to a friend
Item #:
55021674
DKK 148
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MCP23017 is a versatile 16-bit I/O expansion device with multiple configuration options and interrupt capability.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
16-Bit Expansion
This I/O expander increases microcontroller pin count, allowing for more devices and functionalities without complexity, making it ideal for projects needing additional inputs and outputs.
I2C Interface
Utilizing a 1.7 MHz I2C interface enables efficient communication with microcontrollers while minimizing data line usage, making it perfect for crowded circuit designs.
Breadboard-Friendly
Designed in a DIP-28 format, the MCP23017 is easy to integrate into breadboards, ensuring straightforward prototyping and experimentation for hobbyists and engineers alike.
Product Details
- 16-bit remote bidirectional I/O port
- Configurable interrupt output pins
- High-speed I2C interface: 100 kHz, 400 kHz, 1.7 MHz
- Three hardware address pins for up to eight devices on the bus
- Low standby current: 1μA max
- Example applications: Automation & Process Control, Automotive, Clock & Timing, Consumer Electronics, Defence, Military & Aerospace, LED Lighting, Industrial, Motor Drive & Control
| Item Weight | 0.05 lbs (20 grams) |
Product Technical Details
| Manufacturer | MICROCHIP |
| Item model number | MCP23017-E/SP |
Who Should Buy?
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Hobbyist Makers
Ideal for hobbyists needing extra I/O for projects like IoT devices or robotics on breadboards.
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Educational Purposes
Great for students learning about I2C communication and interfacing in electronics labs and projects.
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Prototyping Engineers
Useful for engineers needing to quickly prototype with additional inputs and outputs efficiently.
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High-Speed Applications
Not suitable for applications requiring high-speed data transfer beyond 1.7 MHz.
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Large Scale Production
May not be ideal for mass production where different or more optimized solutions are necessary.
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Single Device Systems
Not necessary for simple projects needing only a few pins without the need for expansion.
Product Description
About This Item
Introducing the Juried Engineering MCP23017-ESP 16-Bit IO Expander, the perfect solution for expanding your I2C bus applications. With its breadboard-friendly IC design and seamless serial interface, this MCP23017 device provides 16 bits of general-purpose parallel I/O expansion. Designed with versatility in mind, the MCP23017-E/SP features multiple 8-bit configuration registers for input, output, and polarity selection. This allows the system master to easily enable the I/Os as either inputs or outputs by simply writing the I/O configuration bits (IODIRA/B). Keeping data organized is a breeze with the MCP23017.
Each input or output has its own corresponding register, ensuring easy access and management. Plus, with the Polarity Inversion register, you have the flexibility to invert the polarity of the Input Port register if needed. Whether you prefer to operate in 8-bit or 16-bit modes, the MCP23017 can be easily configured via the IOCON.BANK setting. This customizable feature allows you to tailor the device to your specific needs. To simplify integration, this MCP23017-ESP features two interrupt pins, INTA and INTB, which can be associated with their respective ports or logically OR'ed together.
This means that both pins can activate if either port causes an interrupt, giving you full control and flexibility. Trust the quality and reliability of Juried Engineering. With their expertise in designing I2C breadboard-friendly ICs, you can be confident that the MCP23017-ESP will seamlessly integrate into your projects. Don't settle for less when it comes to expanding your I/O capabilities. Upgrade your I2C bus applications with the Juried Engineering MCP23017-ESP 16-Bit IO Expander.
Experience the convenience, versatility, and reliability that Juried Engineering is known for. Order your MCP23017-ESP today and take your projects to the next level.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the MCP23017-ESP and how does it work?
Answer: The MCP23017-ESP is a 16-bit I/O expander that utilizes a 1.7 MHz I2C serial interface, designed for easy integration with microcontrollers. It allows you to expand the number of available GPIO pins beyond what your microcontroller provides. With this component, you can control multiple devices, sensors, or outputs without needing additional microcontrollers, making it ideal for increasing project scalability and complexity. -
Question:
What are the key features of the MCP23017-ESP?
Answer: Key features of the MCP23017-ESP include 16-bit I/O control, I2C communication at 1.7 MHz, and a breadboard-friendly DIP-28 package. This IC also supports interrupt generation for efficient handling of pin state changes and provides the ability to configure each pin individually as input or output, adding flexibility to your designs. These features are particularly useful in robotics, home automation, and IoT projects. -
Question:
Can the MCP23017-ESP be used with popular microcontrollers?
Answer: Yes, the MCP23017-ESP is compatible with a wide range of microcontrollers, including the Arduino series, Raspberry Pi, and ESP series. This makes it a versatile choice for developers working on various platforms. The ease of integration allows for a seamless addition of extra input/output capabilities in your projects, enabling complex functionalities in simple setups. -
Question:
What practical applications can the MCP23017-ESP be used for?
Answer: The MCP23017-ESP is perfect for applications that require numerous GPIO ports, such as controlling multiple LEDs, reading multiple buttons, or interfacing with an array of sensors in a robotics project. For instance, if you’re building a home automation system that requires several inputs (like door sensors) and outputs (like lights), this I/O expander can manage those connections efficiently. -
Question:
How do I connect the MCP23017-ESP to my microcontroller?
Answer: Connecting the MCP23017-ESP involves wiring it to your microcontroller's I2C pins: SDA for data and SCL for clock. Additionally, you will need to connect power and ground. The configuration can be managed through the I2C communication, which allows your microcontroller to set pin modes and read or write data. This straightforward connection method simplifies the addition of I/O capabilities to your projects. -
Question:
Is the MCP23017-ESP compatible with 5V and 3.3V systems?
Answer: Yes, the MCP23017-ESP is designed to work within a voltage range of 1.8V to 5.5V, making it suitable for both 5V and 3.3V systems. This flexibility means it can be utilized across different platforms without issue. As a result, you can use this IC in various projects regardless of the operating voltage of your microcontroller. -
Question:
What is the maximum number of MCP23017-ESP devices I can use on the same I2C bus?
Answer: You can connect up to eight MCP23017-ESP devices on the same I2C bus, as each device can have a unique I2C address. This allows you to expand your I/O capabilities significantly without needing more microcontroller GPIO pins. For instance, if you need to control up to 128 additional I/O pins in one project, combining multiple expander ICs is an effective solution. -
Question:
Does the MCP23017-ESP support interrupt functionality?
Answer: Yes, the MCP23017-ESP provides interrupt capability, which can be configured individually per pin. This feature allows your microcontroller to respond to changes in pin state without constantly polling the input state. It is particularly beneficial in applications where response time is critical, such as monitoring safety features or user inputs in real-time. -
Question:
Where can I buy the MCP23017-ESP in Faroe Islands?
Answer: You can buy the MCP23017-ESP from Ubuy. They offer a wide range of electronic components, including this 16-Bit I/O Expander, ensuring that you have access to quality products for your electronic projects. -
Question:
What is the breadboard-friendly aspect of the MCP23017-ESP?
Answer: The MCP23017-ESP is designed in a DIP-28 package, which is compatible with standard breadboards. This feature allows for easy prototyping and testing of circuits without the need for complex PCB designs. With its compact size, you can easily integrate it into your breadboard setup, making it a valuable addition for hobbyists and engineers working on rapid prototyping of their electronic projects.
Juried Engineering Signal Converters MCP23017-E/SP Editorial Review
The Juried Engineering MCP23017-ESP MCP23017 IO Expander is a versatile and breadboard-friendly IC that offers 16-bit IO expansion with a serial interface. With a frequency of 1.7 MHz I2C, it allows for seamless communication with other devices. This product is highly regarded for its reliability and ease of use in various applications.
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Pros
- Breadboard-friendly design
- Reliable and easy to use
- 16-bit IO expansion
- Seamless communication with other devices
Cons
- None mentioned in the available feedback
Product Price History
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DKK 148
Order now and get it around Thursday, July 02
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