MCP2221AT-I/SL is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Microchip Technology
In Stock: 0
Unit Price: $2.53000
Datasheet

Parametric Equivalent


Microchip Technology
In Stock: 0
Unit Price: $2.18001
Datasheet
USB Bridge, USB to I2C/UART USB 2.0 I2C, UART Interface 14-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MCP2221AT-I/SL

DigiKey Part Number
150-MCP2221AT-I/SLTR-ND - Tape & Reel (TR)
150-MCP2221AT-I/SLCT-ND - Cut Tape (CT)
150-MCP2221AT-I/SLDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MCP2221AT-I/SL
Description
IC USB TO I2C/UART 14SOIC
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
USB Bridge, USB to I2C/UART USB 2.0 I2C, UART Interface 14-SOIC
Datasheet
 Datasheet
EDA/CAD Models
MCP2221AT-I/SL Models
Product Attributes
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Category
Standards
USB 2.0
Manufacturer
Microchip Technology
Voltage - Supply
3V ~ 5.5V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Supply
13mA
Part Status
Active
Operating Temperature
-40°C ~ 85°C
DigiKey Programmable
Not Verified
Package / Case
14-SOIC (0.154", 3.90mm Width)
Protocol
USB
Supplier Device Package
14-SOIC
Function
Bridge, USB to I2C/UART
Base Product Number
Interface
I2C, UART
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MCP2221AT-I/SLMicrochip Technology0150-MCP2221AT-I/SLTR-ND$2.53000Parametric Equivalent
MCP2221T-I/SLMicrochip Technology0MCP2221T-I/SL-ND$2.18001Parametric Equivalent
In-Stock: 0
2,600 estimated in stock on 23-Oct-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.53000$2.53
25$2.13000$53.25
100$1.93000$193.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,600$1.93001$5,018.03
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.