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MCP23018-E/SS The Microchip Technology MCP23018-E/SS is a 16-bit I/O expander featuring an I2C interface and open-drain outputs. It operates from 1.8V to 5.5V and is supplied in a 24-SSOP package.
Mfr Part #:

MCP23018-E/SS

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MCP23018-E/SS is a 16-bit I/O expander featuring an I2C interface and open-drain outputs. It operates from 1.8V to 5.5V and is supplied in a 24-SSOP package.
✓ Total Stock: 11,900 pcs
$ Price Range: $1.15

MCP23018-E/SS Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
7,900 pcs
On Request
7900 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
4,000 pcs
On Request
4000 pcs On Request 1 On Request On Request 18+ On Request On Request
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MCP23018-E/SS Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Clock Frequency
Current
Features
Industrial Grade
Interface
Interrupt Output
Lead Spacing
Medical Grade
Military Grade
Mounting Type
Number of I
Operating Temperature
Output Type
Supplier Device Package
Tape & Reel
Voltage
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MCP23018-E/SS Description

Short technical summary and product information.

The Microchip Technology MCP23018-E/SS is a versatile 16-bit remote bidirectional I/O port expander designed for I2C applications. It offers I/O pins that default to input and features open-drain outputs capable of sinking 25 mA per pin.

 

This device supports high-speed I2C communication with clock frequencies up to 3.4 MHz. It operates within a voltage range of 1.8V to 5.5V and has a configurable interrupt output. The operating temperature range is -40°C to 125°C.

 

The MCP23018-E/SS is available in a 24-SSOP package, suitable for surface mount applications. Its features include a Power-on Reset (POR) function and a current sink capability of 25mA per pin.

MCP23018-E/SS Quick Information

Product Type: IO Expander
Canonical Name: MCP23018-E/SS 16-Bit I/O Expander with Open-Drain Outputs

MCP23018-E/SS Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MCP23018-E/SS Estimated Pricing

Qty Low High
1+ $1.15 $1.15

Estimated market price range - modelled values for guidance only, not live distributor offers.

MCP23018-E/SS Features

  • 16-bit remote bidirectional I/O port.
  • Open-drain outputs, 25 mA sink capable.
  • High-speed I2C interface up to 3.4 MHz.
  • Operating voltage from 1.8V to 5.5V.
  • Configurable interrupt output pin.

MCP23018-E/SS Applications

  • Extends microcontroller I/O capabilities.
  • Suitable for I2C bus systems.
  • Used in embedded control applications.
  • Ideal for systems requiring additional digital I/O.

MCP23018-E/SS FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MCP23018-E/SS?

The operating voltage range is 1.8V to 5.5V.

What type of interface does the MCP23018-E/SS use?

The MCP23018-E/SS uses an I2C interface.

What is the maximum clock frequency supported by the MCP23018-E/SS?

The maximum clock frequency supported is 3.4 MHz.

What is the operating temperature range for this I/O expander?

The operating temperature range is -40°C to 125°C.

What package type is the MCP23018-E/SS supplied in?

The MCP23018-E/SS is supplied in a 24-SSOP package.

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