I/O Expanders

I/O expandersare a type of computer hardware that allows more than one device to connect to a single port on a computer.

How do I/O expanders work?

The expander connects to a single spot, but has multiple connections for other devices. Such expanders offer the advantage of allowing more devices of a particular port type to be used at the same time. This commonly used w...

Showing 1-20 of 166 products

Filter

Sort

Filter

Sort

Relevance
Price (high-low)
Price (low-high)
Microchip I/O Expander I2C 16-Pin QFN, MCP23009T-E/MG
Microchip I/O Expander I2C 16-Pin QFN, MCP23009T-E/MG
Add to parts list
RS Stock No.: 598-640Brand: MicrochipManufacturers Part No.: MCP23009T-E/MGHSN Code: 85423990

P.O.A.

Check stock

3300

Available in multiples of 3300
3300P.O.A.
Add to basket
Microchip
-
I2C
16
QFN
-
-
-
-
Microchip I/O Expander I2C 18-Pin SOIC, MCP23009-E/SO
Microchip I/O Expander I2C 18-Pin SOIC, MCP23009-E/SO
Add to parts list
RS Stock No.: 598-754Brand: MicrochipManufacturers Part No.: MCP23009-E/SOHSN Code: 85423990

P.O.A.

Check stock

336

Available in multiples of 336
336P.O.A.
Add to basket
Microchip
-
I2C
18
SOIC
-
-
-
-
Microchip I/O Expander I2C 24-Pin QFN, MCP23018T-E/MJ
Microchip I/O Expander I2C 24-Pin QFN, MCP23018T-E/MJ
Add to parts list
RS Stock No.: 598-174Brand: MicrochipManufacturers Part No.: MCP23018T-E/MJHSN Code: 85423990

P.O.A.

Check stock

3300

Available in multiples of 3300
3300P.O.A.
Add to basket
Microchip
-
I2C
24
QFN
-
-
-
-
Microchip I/O Expander I2C 24-Pin SSOP, MCP23018T-E/SS
Microchip I/O Expander I2C 24-Pin SSOP, MCP23018T-E/SS
Add to parts list
RS Stock No.: 598-422Brand: MicrochipManufacturers Part No.: MCP23018T-E/SSHSN Code: 85423990

P.O.A.

Check stock

2100

Available in multiples of 2100
2100P.O.A.
Add to basket
Microchip
-
I2C
24
SSOP
-
-
-
-
Microchip I/O Expander I2C 28-Pin SOIC, MCP23016T-I/SO
Microchip I/O Expander I2C 28-Pin SOIC, MCP23016T-I/SO
Add to parts list
RS Stock No.: 598-190Brand: MicrochipManufacturers Part No.: MCP23016T-I/SOHSN Code: 85423990

P.O.A.

Check stock

1600

Available in multiples of 1600
1600P.O.A.
Add to basket
Microchip
-
I2C
28
SOIC
-
-
-
-
Microchip I/O Expander I2C 28-Pin SOIC, MCP23018T-E/SO
Microchip I/O Expander I2C 28-Pin SOIC, MCP23018T-E/SO
Add to parts list
RS Stock No.: 598-183Brand: MicrochipManufacturers Part No.: MCP23018T-E/SOHSN Code: 85423990

P.O.A.

Check stock

1600

Available in multiples of 1600
1600P.O.A.
Add to basket
Microchip
-
I2C
28
SOIC
-
-
-
-
Microchip I/O Expander SPI 16-Pin QFN, MCP23S09T-E/MG
Microchip I/O Expander SPI 16-Pin QFN, MCP23S09T-E/MG
Add to parts list
RS Stock No.: 599-030Brand: MicrochipManufacturers Part No.: MCP23S09T-E/MGHSN Code: 85423990

P.O.A.

Check stock

3300

Available in multiples of 3300
3300P.O.A.
Add to basket
Microchip
-
SPI
16
QFN
-
-
-
-
Microchip I/O Expander SPI 28-Pin SOIC, MCP23S18T-E/SO
Microchip I/O Expander SPI 28-Pin SOIC, MCP23S18T-E/SO
Add to parts list
RS Stock No.: 599-056Brand: MicrochipManufacturers Part No.: MCP23S18T-E/SOHSN Code: 85423990

P.O.A.

Check stock

1600

Available in multiples of 1600
1600P.O.A.
Add to basket
Microchip
-
SPI
28
SOIC
-
-
-
-
Microchip I/O Expander SPI 28-Pin SPDIP, MCP23S18-E/SP
Microchip I/O Expander SPI 28-Pin SPDIP, MCP23S18-E/SP
Add to parts list
RS Stock No.: 598-405Brand: MicrochipManufacturers Part No.: MCP23S18-E/SPHSN Code: 85423990

P.O.A.

Check stock

210

Available in multiples of 210
210P.O.A.
Add to basket
Microchip
-
SPI
28
SPDIP
-
-
-
-
Microchip I/O Expander SPI 18-Pin QFN, MCP23S08T-E/ML
Microchip I/O Expander SPI 18-Pin QFN, MCP23S08T-E/ML
Add to parts list
RS Stock No.: 333-258Brand: MicrochipManufacturers Part No.: MCP23S08T-E/MLHSN Code: 85423990

SR 43,642.50

SR 13.225 Each (On a Reel of 3300) (ex VAT)

Check stock

3300

Available in multiples of 3300
3300SR 13.225
Add to basket
Microchip
-
SPI
18
QFN
-
-
-
-
Microchip I/O Expander SPI 18-Pin QFN, MCP23S18T-E/MJ
Microchip I/O Expander SPI 18-Pin QFN, MCP23S18T-E/MJ
Add to parts list
RS Stock No.: 333-051Brand: MicrochipManufacturers Part No.: MCP23S18T-E/MJHSN Code: 85423990

SR 56,469.60

SR 17.112 Each (On a Reel of 3300) (ex VAT)

Check stock

3300

Available in multiples of 3300
3300SR 17.112
Add to basket
Microchip
-
SPI
18
QFN
-
-
-
-
Microchip I/O Expander SPI 28-Pin SSOP, MCP23S17T-E/SS
Microchip I/O Expander SPI 28-Pin SSOP, MCP23S17T-E/SS
Add to parts list
RS Stock No.: 333-113Brand: MicrochipManufacturers Part No.: MCP23S17T-E/SSHSN Code: 85423990

SR 29,752.80

SR 14.168 Each (On a Reel of 2100) (ex VAT)

Check stock

2100

Available in multiples of 2100
2100SR 14.168
Add to basket
Microchip
-
SPI
28
SSOP
-
-
-
-
Microchip I/O Expander Serial-SPI 18-Pin QFN, MCP23008T-E/ML
Microchip I/O Expander Serial-SPI 18-Pin QFN, MCP23008T-E/ML
Add to parts list
RS Stock No.: 332-942Brand: MicrochipManufacturers Part No.: MCP23008T-E/MLHSN Code: 85423990

SR 39,126.45

SR 11.856 Each (On a Reel of 3300) (ex VAT)

Check stock

3300

Available in multiples of 3300
3300SR 11.856
Add to basket
Microchip
-
Serial-SPI
18
QFN
-
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574T/3,518
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574T/3,518
Add to parts list
RS Stock No.: 219-4647Brand: NXPManufacturers Part No.: PCF8574T/3,518HSN Code: 85423990

SR 6,141.00

SR 6.141 Each (On a Reel of 1000) (ex VAT)

Check stock

1000

Available in multiples of 1000
1000SR 6.141
Add to basket
NXP
8
I2C
16
SO16
-
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574AT/3,518
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574AT/3,518
Add to parts list
RS Stock No.: 219-4644Brand: NXPManufacturers Part No.: PCF8574AT/3,518HSN Code: 85423990

SR 6,497.50

SR 6.498 Each (On a Reel of 1000) (ex VAT)

Check stock

1000

Available in multiples of 1000
1000SR 6.498
Add to basket
NXP
8
I2C
16
SO16
-
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin TSSOP16, PCA9534PW,118
NXP 8-Channel I/O Expander I2C 16-Pin TSSOP16, PCA9534PW,118
Add to parts list
RS Stock No.: 219-4619Brand: NXPManufacturers Part No.: PCA9534PW,118HSN Code: 85423990

SR 17,393.75

SR 6.958 Each (On a Reel of 2500) (ex VAT)

Check stock

2500

Available in multiples of 2500
2500SR 6.958
Add to basket
NXP
8
I2C
16
TSSOP16
400kHz
-
-
-
Microchip 8-Channel I/O Expander I2C 20-Pin SSOP, MCP23008-E/SS
Microchip 8-Channel I/O Expander I2C 20-Pin SSOP, MCP23008-E/SS
Add to parts list
RS Stock No.: 165-2044Brand: MicrochipManufacturers Part No.: MCP23008-E/SSHSN Code: 85423990

SR 517.78

SR 7.728 Each (In a Tube of 67) (ex VAT)

Check stock

67

Available in multiples of 67
67SR 7.728
Add to basket
Microchip
8
I2C
20
SSOP
1.7MHz
Surface Mount
5.5 V
1.8 V
Microchip 8-Channel I/O Expander SPI 18-Pin SOIC, MCP23S09-E/SO
Microchip 8-Channel I/O Expander SPI 18-Pin SOIC, MCP23S09-E/SO
Add to parts list
Also available in industry standard packaging
RS Stock No.: 687-8480Brand: MicrochipManufacturers Part No.: MCP23S09-E/SOHSN Code: 85423990

SR 10.17

SR 10.17 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 10.17
Add to basket
Microchip
8
SPI
18
SOIC
10MHz
Surface Mount
-
-
NXP 2-Channel I/O Expander I2C 8-Pin SO8, PCA9306D,118
NXP 2-Channel I/O Expander I2C 8-Pin SO8, PCA9306D,118
Add to parts list
RS Stock No.: 219-4614Brand: NXPManufacturers Part No.: PCA9306D,118HSN Code: 85423990

SR 7,618.75

SR 3.048 Each (On a Reel of 2500) (ex VAT)

Check stock

2500

Available in multiples of 2500
2500SR 3.048
Add to basket
NXP
2
I2C
8
SO8
-
-
-
-
Microchip 16-Channel I/O Expander Serial-SPI 28-Pin SSOP, MCP23S17-E/SS
Microchip 16-Channel I/O Expander Serial-SPI 28-Pin SSOP, MCP23S17-E/SS
Add to parts list
RS Stock No.: 887-7319Brand: MicrochipManufacturers Part No.: MCP23S17-E/SSHSN Code: 85423990

SR 481.59

SR 10.246 Each (In a Tube of 47) (ex VAT)

Check stock

47

Available in multiples of 47
47SR 10.246
Add to basket
Microchip
16
Serial-SPI
28
SSOP
5MHz
Surface Mount
-
-

...