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MCP23S17T-E/SO The Microchip Technology MCP23S17T-E/SO is a 16-channel I/O expander with an SPI interface. It operates from a 1.8V to 5.5V supply voltage.
Mfr Part #:

MCP23S17T-E/SO

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MCP23S17T-E/SO is a 16-channel I/O expander with an SPI interface. It operates from a 1.8V to 5.5V supply voltage.
✓ Total Stock: 1,406 pcs
$ Price Range: $1.22

MCP23S17T-E/SO Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
1,383 pcs
On Request
1383 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
23 pcs
On Request
23 pcs On Request 1 On Request On Request On Request 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.

MCP23S17T-E/SO Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Current
Features
Interface
Interrupt Output
Mounting Type
Number of I
Number of I/O
Operating Temperature
Operating Voltage
Output Type
Supplier Device Package
Voltage
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MCP23S17T-E/SO Description

Short technical summary and product information.

The Microchip Technology MCP23S17T-E/SO is a 16-channel I/O expander designed for interface applications. It features an SPI interface and a push-pull output type, operating at a clock frequency of up to 10 MHz. This device supports a supply voltage range of 1.8V to 5.5V and can source or sink up to 25mA.

 

With 16 I/O channels, the MCP23S17T-E/SO includes a POR (Power-On Reset) feature and an interrupt output. It is designed for surface mount applications and comes in a 28-SOIC package. The operating temperature range is -40°C to 125°C, making it suitable for various environmental conditions.

 

This I/O expander is specified as ROHS3 Compliant and REACH Unaffected, with a Moisture Sensitivity Level (MSL) of 1 (Unlimited). Its compact SOIC package and versatile I/O capabilities make it a practical choice for expanding microcontroller capabilities in embedded systems.

MCP23S17T-E/SO Quick Information

Product Type: I/O Expander
Canonical Name: MCP23S17T-E/SO 16-Channel I/O Expander, SPI Interface
Subcategory: I/O Port Expander

MCP23S17T-E/SO Compliance

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

MCP23S17T-E/SO Estimated Pricing

Qty Low High
1+ $1.22 $1.22

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

MCP23S17T-E/SO Features

  • 16 I/O channels available.
  • SPI serial interface communication.
  • Operates from 1.8V to 5.5V supply.
  • Supports -40°C to 125°C operation.
  • Surface mount 28-SOIC package.

MCP23S17T-E/SO Applications

  • Used in microcontroller I/O expansion
  • Suitable for embedded system interfaces
  • Ideal for industrial automation controls
  • Supports high-speed SPI communication

MCP23S17T-E/SO FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the MCP23S17T-E/SO?

The operating voltage range is 1.8V to 5.5V.

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 MCP23S17T-E/SO supplied in?

It is supplied in a 28-SOIC package.

Does the MCP23S17T-E/SO have an interrupt output?

Yes, it features an interrupt output.

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