MCP23017-E/ML

Name: MCP23017-E/ML
Rating: 4.5 (10 reviews)

Product description: MCP23017-E/ML

5,711 Effective Inventory

MCP23017-E/ML

Effective Inventory5,711

Product description: MCP23017-E/ML

Manufacturer Part # : MCP23017-E/ML
Package/Case: QFN-28
Brand: Microchip
Product Categories : I/O Expanders

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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MCP23017-E/ML DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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Details

The MCP23017-E/ML offers unparalleled control and versatility with its 16-bit I/O expansion capabilities for I2C bus and SPI applications. Whether opting for the MCP23017 with an I2C interface or the MCP23S17 with an SPI interface, users can enjoy seamless integration and operation. The device's configuration registers facilitate precise management of input, output, and polarity selection, allowing the system master to customize the I/O settings as needed. With two 8-bit ports (PORTA and PORTB) that can operate in 8-bit or 16-bit modes, the MCP23017-E/ML adapts to various system requirements with ease. Furthermore, the device's interrupt functionality, featuring INTA and INTB pins that can be individually assigned or combined, ensures efficient handling of interrupts in diverse applications

Key Features

The MCP23017-E/ML supports up to 8 device cascading
It operates within the range of 1.8-5V and has programmable interrupt polarity
This product features open-drain interrupt output and high-speed I2C interface

Application

3017-E/ML is commonly used in various applications such as:

Industrial automation

Home automation

Robotics

Consumer electronics

IoT devices

LED displays

Keypad interfacing

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	Interface - I/O Expanders	RoHS	Details
Series	MCP23017	Mounting Style	SMD/SMT
Package / Case	QFN-28	Interface Type	I2C, Serial
Number of I/Os	16 I/O	Interrupt Output	With Interrupt
Supply Voltage - Min	1.8 V	Supply Voltage - Max	5.5 V
Maximum Clock Frequency	1.7 MHz	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 125 C	ESD Protection	4 kV
Brand	Microchip Technology	Input Voltage	1.8 V to 5.5 V
Logic Family	MCP23017	Logic Type	I/O Expander
Moisture Sensitive	Yes	Operating Supply Voltage !	1.8 V to 5.5 V
Output Current !	25 mA	Output Voltage	1.8 V to 4.5 V
Pd - Power Dissipation	700 mW	Product	I/O Expanders
Product Type !	I/O Expanders	Propagation Delay Time	50 ns
Factory Pack Quantity	61	Subcategory	Interface ICs
Type	I/O Expander	Unit Weight	0.002497 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification MCP23017-E/ML PDF Download

FAQs

What is MCP23017-E/ML?

The MCP23017-E/ML is a 16-bit I/O expander with I2C interface designed by Microchip Technology. It provides additional digital input/output pins to a microcontroller using only two wires (I2C communication), making it ideal for expanding the I/O capabilities of microcontroller-based systems.

How Does MCP23017-E/ML Work?

The MCP23017-E/ML works by communicating with a microcontroller through the I2C serial interface. It can be configured to operate in input or output mode for each of its 16 GPIO pins. The device can be addressed and controlled to read digital input states or set digital output states, effectively expanding the I/O capacity of the host microcontroller.

How Many Pins does MCP23017-E/ML have and What are the Functions of the Pinout Configuration?

The MCP23017-E/ML is housed in a 28-pin SSOP (Shrink Small Outline Package) package. The pinout configuration includes:

VDD: Power supply pin.
GND: Ground pin.
A0, A1, A2: Address selection pins for I2C communication.
SCL: Serial Clock for I2C communication.
SDA: Serial Data for I2C communication.
INTA, INTB: Interrupt pins.
GP0-GP7: General Purpose I/O pins (Port A).
GP8-GP15: General Purpose I/O pins (Port B).

What are the Pros and Cons of MCP23017-E/ML?

Pros:

Expand I/O Capability: Allows for easy expansion of digital I/O pins for microcontrollers.
I2C Interface: Simple 2-wire serial interface for communication with the host microcontroller.
Programmable Input/Output: Can configure each port pin individually as input or output.
Interrupt Support: Provides interrupt pins for efficient I/O monitoring.
Low Power Consumption: Operates with low power consumption, suitable for battery-powered applications.

Cons:

Speed Limitation: I2C communication may have limitations in high-speed applications.
Complexity: Requires understanding of I2C protocol and address configurations for proper operation.
Additional Address Pins: May need additional pins for address selection in multi-device applications.

Are There Any Equivalents/Alternatives to MCP23017-E/ML for Recommendation?

The PCF8574 from Texas Instruments is a similar I2C I/O expander with 8 GPIO pins.
Alternatives to the MCP23017-E/ML include the SX1509 from Semtech and the MAX7311 from Maxim Integrated.

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MCP23017-E/ML

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