Unlock versatile control with the Microchip MCP23017T-E/SO, a 16-channel I/O expander designed for global engineers and developers. This surface-mount, 28-pin device enhances microcontroller capabilities through a high-speed I2C interface, delivering seamless integration for a wide range of applications. Perfect for space-constrained designs, its compact SOIC package ensures reliable performance across industrial, consumer, and automotive projects. With support for up to 1.7 MHz I2C communication, it offers flexibility and efficiency for expanding I/O needs worldwide. Trust Microchip’s proven expertise to power your next innovation with precision and scalability.

Why Choose the Microchip I/O Expander 16-Channel, Surface Mount, 28 Pin?

The Microchip MCP23017T-E/SO is a must-have for global designers seeking to expand I/O capabilities without compromising space or performance. Its robust I2C interface supports rapid data transfer, making it ideal for complex systems requiring reliable communication. This 16-channel expander simplifies circuit design, reducing costs and development time. Packaged in a durable 28-pin SOIC, it withstands demanding environments, ensuring longevity. This versatile component from Microchip empowers innovation, offering unmatched flexibility for projects ranging from hobbyist prototypes to industrial automation solutions.

Crucial Features of the Product

  • 16-bit parallel I/O expansion via I2C interface.
  • Supports 100 kHz, 400 kHz, and 1.7 MHz I2C modes.
  • 28-pin SOIC surface-mount package.
  • Cascadable for up to eight devices on one bus.
  • 25 mA sink/source capability per I/O pin.

Notable Advantages of Buying the Microchip MCP23017T-E/SO, 28-Pin I/O Expander

  • Expands I/O capacity, simplifying microcontroller designs.
  • High-speed I2C reduces latency in data-intensive applications.
  • Compact SOIC package saves board space.
  • Scalable design supports multiple expanders.
  • Robust I/O strength ensures reliable performance.

Wide Application Range

  • Industrial automation and control systems
  • Consumer electronics and home automation
  • Automotive sensor and actuator interfaces
  • Embedded systems for IoT devices
  • Robotics and prototyping projects

Microchip Technology MCP23017T-E/SO Microchip MCP23017T-E/SO, I/O Expander 16-Channel, Surface Mount, 28 Pin

Manufacturer:
Manufacturer Part No:
MCP23017T-E/SO
Enrgtech Part No:
ET10991661
Warranty:
Manufacturer
local
1 - In Stock

Ships in 2-3 business days

pcs

Quantity
Unit Price (ex VAT)
10
£ 1.41 £ 0.99
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From: United Kingdom
Est Ship Date: 26 Aug, 2026
Est Fastest Delivery: 27 Aug, 2026
ECCN:
EAR99
HTSUS:
8542.39.0001
Series:
-
Features:
POR
Interface:
I2C
Packaging:
Tape & Reel (TR)
Output Type:
Push-Pull
RoHS Status:
ROHS3 Compliant
edacadModel:
MCP23017T-E/SO Models
Package Type:
SOIC
REACH Status:
REACH Unaffected
Mounting Type:
Surface Mount
Number of I/O:
16
Number of Pins:
28
Package / Case:
28-SOIC (0.295", 7.50mm Width)
edacadModelUrl:
/en/models/964184
Clock Frequency:
1.7 MHz
Interrupt Output:
Yes
Voltage - Supply:
1.8V ~ 5.5V
standardLeadTime:
5 Weeks
Base Product Number:
MCP23017
DigiKey Programmable:
Not Verified
Operating Temperature:
-40°C ~ 125°C
Maximum Supply Voltage:
5.5 V
Minimum Supply Voltage:
1.8 V
Number of I/O Channels:
16
Supplier Device Package:
28-SOIC
Current - Output Source/Sink:
25mA
Moisture Sensitivity Level (MSL):
1 (Unlimited)



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