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MCP23009-E/P The Microchip Technology MCP23009-E/P is an 8-channel IO expander featuring an I2C interface and open-drain outputs. It operates from a 1.8V to 5.5V supply.
Mfr Part #:

MCP23009-E/P

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MCP23009-E/P is an 8-channel IO expander featuring an I2C interface and open-drain outputs. It operates from a 1.8V to 5.5V supply.
✓ Total Stock: 40 pcs
$ Price Range: $1.15

MCP23009-E/P Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Hybrid Electronics ✓
Non-Authorised Inventory information
40 pcs
On Request
40 pcs On Request 1 On Request On Request 841 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MCP23009-E/P 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
Number of I/O
Operating Temperature
Output Type
Supplier Device Package
Tape & Reel
Voltage
Voltage Supply
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MCP23009-E/P Description

Short technical summary and product information.

The MCP23009-E/P from Microchip Technology is an 8-channel I/O expander designed for interface expansion in electronic systems. It communicates via the I²C interface, supporting clock frequencies up to 3.4 MHz. This device features open-drain outputs and provides 8 general-purpose I/O pins.

 

With an operating voltage range of 1.8V to 5.5V, the MCP23009-E/P is suitable for a variety of applications. It operates within a temperature range of -40°C to 125°C. The expander includes features such as POR (Power-On Reset) and an interrupt output.

 

This component is supplied in an 18-DIP package with Through Hole mounting. The package dimensions are 0.300" (7.62mm). It is designed for applications requiring additional digital I/O pins where microcontroller resources are limited.

MCP23009-E/P Quick Information

Product Type: IO Expander
Canonical Name: MCP23009-E/P I2C IO Expander
Subcategory: Interface

MCP23009-E/P Compliance

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

MCP23009-E/P Estimated Pricing

Qty Low High
1+ $1.15 $1.15

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

MCP23009-E/P Features

  • 8-channel I/O expander
  • I2C interface communication
  • 1.8V to 5.5V operating voltage
  • Open-drain output type
  • Through Hole mounting package

MCP23009-E/P Applications

  • Expand microcontroller I/O capabilities
  • Interface with sensors and actuators
  • Control external devices
  • Embedded system design

MCP23009-E/P FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MCP23009-E/P?

The operating voltage range is 1.8V to 5.5V.

What type of interface does the MCP23009-E/P use?

The MCP23009-E/P uses an I²C interface.

What is the maximum clock frequency for this IO expander?

The maximum clock frequency is 3.4 MHz.

How many I/O pins does the MCP23009-E/P have?

The MCP23009-E/P has 8 I/O pins.

What is the package type for the MCP23009-E/P?

The MCP23009-E/P is supplied in an 18-DIP package.

What is the operating temperature range?

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

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