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Microchip Technology MCP23X17EV 16-Bit I/O Expander

The MCP23017/MCP23S17 are 16-bit I/O expanders offering bidirectional ports with flexible interrupt configurations and low power consumption. Featuring I2C or SPI interfaces, they support up to eight devices on a bus via address pins, with configurable interrupt polarity and output types. The devices operate over a voltage range of 1.8V to 5.5V at -40°C to +125°C, making them suitable for various industrial and automation applications. They include multiple package options like PDIP, SOIC, SSOP, and QFN, facilitating easy integration into complex systems.

Authorized Distributors
Source:DigiKey
Part No:MCP23X17EV
Stock:46
Inv Date:06-03-2026
Price: Unit price: $65.84
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Part No:MCP23X17EV
Stock:7
Inv Date:06-04-2026
Price: Unit price: $63.21
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Part No:MCP23X17EV
Stock:0
Inv Date:06-03-2026
Price: Unit price: $167.89
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Part No:MCP23X17EV
Stock:0
Inv Date:06-03-2026
Price: Unit price: $69.3026
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Part No:MCP23X17EV
Stock:0
Inv Date:06-03-2026
Price: Unit price: $69.3026
Buy/RFQ:
Part No:MCP23X17EV
Stock:0
Inv Date:06-03-2026
Price: Unit price: $58.22
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Microchip Technology MCP23X17EV 16-Bit I/O Expander Specifications:

  • Voltage Range: 1.8V to 5.5V at -40°C to +125°C
  • Supply Current: Max 1 mA
  • Power Dissipation: Max 700 mW
  • Interface: High-speed I2C up to 1.7 MHz; SPI up to 10 MHz
  • Port Configuration: 16 bidirectional I/O pins with default input
  • Interrupts: Configurable active-high, active-low, open-drain; two interrupt pins INTA and INTB
  • Operating Temperature: -40°C to +125°C
  • Package Options: PDIP, SOIC, SSOP, QFN
  • Physical Dimensions vary by package, including 28-pin configurations

Buy the Microchip Series MCP23X17 16-Bit I/O Expander: MCP23X17EV

Enhance your embedded systems with the MCP23X17EV 16-bit I/O expander from Microchip. Featuring versatile I2C and SPI interfaces, this device allows seamless port expansion with programmable interrupt options. Its low power operation from 1.8V to 5.5V makes it ideal for energy-efficient designs. Available in multiple packages including PDIP, SOIC, SSOP, and QFN, it ensures easy integration. Upgrade your system for flexible, reliable I/O management—purchase the MCP23X17EV online today for optimal performance.

Get Microchip MCP23X17EV today—built for precise I/O expansion in industrial and automation systems.

Frequently Asked Questions

Where can I buy Microchip Technology MCP23X17EV?

You can click on the BUY or RFQ button to purchase MCP23X17EV from an authorized Microchip Technology distributor.

How do I troubleshoot issues or seek technical support for part MCP23X17EV?

You can download the MCP23X17EV datasheet or visit the Microchip Technology website for support.

Who is the manufacturer of MCP23X17EV?

Microchip Technology

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