Master Electronics - Authorized Distributor of Electronic Components
(888) 473-5297
Master Electronics - Authorized Distributor of Electronic Components
Login
Track My Order
EN
English
中文 / 汉语
Español
0
0
x
Products
Capacitors
Circuit Protection
Computer Products
Connectors
Development Systems
Discrete Semiconductors
Electromechanical
View all products
Products
SUPPLIERS
Solutions
About Us
Company
Overview
History
Accolades
News
Locations
Code of Business Ethics and Conduct
Culture
Team Master
Super Power
Top Workplace
Join Us
Careers
Partner
In the News
Master Electronics Named a 2026 Top Workplaces Award Winner
Master Electronics Named a 2025 Top Workplace in Arizona
Master Electronics Receives Seven Awards at the 2025 EDS Leadership Summit
Why Work with Us
Contact Us
Products
SUPPLIERS
Solutions
About Us
Contact Us
EN
English
中文 / 汉语
Español
(888) 473-5297
Track My Order
Your Cart
help desk software
Home
All Products
Integrated Circuits - ICs
Interface
I/O Expanders
69
PRODUCT RESULTS FOR "
Interface
"
Filter Results
69 Products
Types of "
Interface
"
Analog Switches, Multiplexers, Demultiplexers (156)
Controllers (246)
Drivers, Receivers, Transceivers (183)
Encoders, Decoders, Converters (69)
Fan Controllers (71)
I/O Expanders (69)
Optocouplers (4,154)
Sensor and Detector Interfaces (105)
Specialized (128)
Telecom (413)
Show All
Data Sheet
MCP23S08-E/ML
Microchip Technology
interface
I/O Expander - 8bit - 10 MHz - SPI - 1.8 to 5.5 V - 20-Pin QFN - Tube
VIEW PRODUCT
In Stock:
6097
Can Ship immediately
MANUFACTURER STOCK
11776
Ships 8/10/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
91
$1.49
182
$1.45
546
$1.38
1,001
$1.31
2,548
$1.30
Data Sheet
MCP23S08-E/SO
Microchip Technology
interface
I/O Expander - 8bit - 10 MHz - SPI - 1.8 to 5.5 V - SOIC W - 18-Pin.
VIEW PRODUCT
In Stock:
2730
Can Ship immediately
MANUFACTURER STOCK
18536
Ships 8/10/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
42
$1.24
126
$1.23
252
$1.21
504
$1.20
1,008
$1.19
Data Sheet
MCP23016-I/SS
Microchip Technology
interface
The MCP23016-I/SS is a 16-bit I/O expander that provides general-purpose, bidirectional parallel I/O expansion fo ...
VIEW PRODUCT
In Stock:
705
Can Ship immediately
MANUFACTURER STOCK
108
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
47
$2.07
94
$2.01
282
$1.93
517
$1.88
1,034
$1.81
Data Sheet
MCP23S18-E/MJ
Microchip Technology
interface
16-Bit I/O Expander - SPI Interface - 10MHz - 5.5V - Automotive - 24-Pin QFN - Tube
VIEW PRODUCT
In Stock:
655
Can Ship immediately
MANUFACTURER STOCK
2848
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
91
$1.52
182
$1.51
273
$1.46
546
$1.45
1,001
$1.38
Data Sheet
MCP23008-E/SS
Microchip Technology
interface
I/O Expander - 8bit - 1.7 MHz - I2C - 1.8 to 5.5 V - SSOP 20-Pin.
VIEW PRODUCT
In Stock:
599
Can Ship immediately
MANUFACTURER STOCK
19788
Ships 8/10/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
67
$1.25
268
$1.12
536
$1.11
1,005
$1.10
2,546
$1.09
Data Sheet
MCP23S18-E/SP
Microchip Technology
interface
16-Bit I/O Expander - SPI Interface - 10MHz - 5.5V - Automotive - 28-Pin SPDIP - Tube
VIEW PRODUCT
In Stock:
585
Can Ship immediately
MANUFACTURER STOCK
1845
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
15
$1.75
105
$1.61
255
$1.55
510
$1.54
1,005
$1.47
Data Sheet
MCP23018-E/SO
Microchip Technology
interface
I/O Expander - 16bit - 3.4 MHz - I2C - 1.8 to 5.5 V - 28-Pin SOIC W - Tube
VIEW PRODUCT
In Stock:
324
Can Ship immediately
MANUFACTURER STOCK
4062
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
27
$2.03
108
$2.02
270
$2.00
513
$1.99
1,026
$1.98
Data Sheet
MCP23018-E/SP
Microchip Technology
interface
I/O Expander - 16bit - 3.4 MHz - I2C - 1.8 to 5.5 V - 28-Pin SPDIP - Tube
VIEW PRODUCT
In Stock:
300
Can Ship immediately
MANUFACTURER STOCK
673
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
15
$1.62
105
$1.49
255
$1.44
510
$1.42
1,005
$1.36
Data Sheet
MCP23009-E/SS
Microchip Technology
interface
I/O Expander - 8bit - 3.4 MHz - I2C - 1.8 to 5.5 V - 20-Pin SSOP - Tube
VIEW PRODUCT
In Stock:
0
Can Ship immediately
MANUFACTURER STOCK
2259
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
67
$1.19
268
$1.14
536
$1.12
1,005
$1.06
2,546
$1.02
Data Sheet
MCP23S09-E/SO
Microchip Technology
interface
I/O Expander - 8bit - 10 MHz - SPI - 1.8 to 5.5 V - 18-Pin SOIC W - Tube
VIEW PRODUCT
In Stock:
0
Can Ship immediately
MANUFACTURER STOCK
539
Ships 8/7/26
On Order:
0
Ships
Discontinued
Discontinued & Replaced
42
$1.31
126
$1.21
252
$1.20
504
$1.19
1,008
$1.13
Previous
2
3
4
Next
Give Feedback
How Are We Doing?
✕
What type of feedback would you like to share?
*
Your input helps us understand your experience and improve our site.
-- Please select --
Something isn't working
I have a suggestion
I have a question
Positive feedback
How would you describe the urgency of this feedback?
*
This helps us prioritize any fixes or improvements.
-- Please select --
Not urgent
Somewhat urgent
Urgent
Tell us a little more
We'll review this to make the experience better for you and others.
May we follow up if needed?
Only if you'd like us to contact you for clarification.
Your name
Your email address
Send Feedback
✕
We'd Love Your Input
One quick question — takes less than 10 seconds.
Not Now
Submit Answer