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...

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Renesas Electronics 24-Channel I/O Expander Parallel 40-Pin DIP, CP82C55AZ
RS Stock No.: 248-5710Brand: Renesas ElectronicsManufacturers Part No.: CP82C55AZ

P.O.A.

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Renesas Electronics
24
Parallel
40
DIP
-
-
-
-

P.O.A.

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Renesas Electronics
24
Parallel
40
DIP
-
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574T/3,518
RS Stock No.: 219-4647Brand: NXPManufacturers Part No.: PCF8574T/3,518

P.O.A.

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NXP
8
I2C
16
SO16
-
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin SO16, PCF8574AT/3,518
RS Stock No.: 219-4644Brand: NXPManufacturers Part No.: PCF8574AT/3,518

P.O.A.

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NXP
8
I2C
16
SO16
-
-
-
-
NXP 4-Channel I/O Expander 16-Pin TSSOP16, SC18IS602BIPW/S8HP
RS Stock No.: 219-4665Brand: NXPManufacturers Part No.: SC18IS602BIPW/S8HP

P.O.A.

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NXP
4
-
16
TSSOP16
400kHz
-
-
-
NXP 8-Channel I/O Expander I2C 16-Pin TSSOP16, PCA9534PW,118
RS Stock No.: 219-4619Brand: NXPManufacturers Part No.: PCA9534PW,118

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NXP
8
I2C
16
TSSOP16
400kHz
-
-
-
NXP 2-Channel I/O Expander I2C 8-Pin SO8, PCA9306D,118
RS Stock No.: 219-4614Brand: NXPManufacturers Part No.: PCA9306D,118

P.O.A.

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NXP
2
I2C
8
SO8
-
-
-
-
NXP 16-Channel I/O Expander I2C 24-Pin TSSOP24, PCA9555PW,118
RS Stock No.: 219-4623Brand: NXPManufacturers Part No.: PCA9555PW,118

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NXP
16
I2C
24
TSSOP24
-
-
-
-
NXP 8-Channel I/O Expander I2C 24-Pin TSSOP24, PCA9548APW,118
RS Stock No.: 219-4621Brand: NXPManufacturers Part No.: PCA9548APW,118

P.O.A.

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NXP
8
I2C
24
TSSOP24
400kHz
-
-
-
NXP 2-Channel I/O Expander I2C 8-Pin SO8, PCA9517AD,118
RS Stock No.: 219-4616Brand: NXPManufacturers Part No.: PCA9517AD,118

P.O.A.

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NXP
2
I2C
8
SO8
400kHz
-
-
-
NXP 2-Channel I/O Expander I2C 8-Pin SO8, P82B715TD,118
RS Stock No.: 219-4610Brand: NXPManufacturers Part No.: P82B715TD,118

P.O.A.

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NXP
2
I2C
8
SO8
100 → 400kHz
-
-
-
Microchip 8-Channel I/O Expander I2C, Serial 20-Pin SSOP, MCP23008T-E/SS
RS Stock No.: 209-7660Brand: MicrochipManufacturers Part No.: MCP23008T-E/SS

P.O.A.

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Microchip
8
I2C, Serial
20
SSOP
1.7MHz
-
-
-
Maxim Integrated 16-Channel I/O Expander Serial I2C 24-Pin SSOP, MAX7311AAG+
RS Stock No.: 190-6110Brand: Maxim IntegratedManufacturers Part No.: MAX7311AAG+

P.O.A.

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Maxim Integrated
16
Serial I2C
24
SSOP
400kHz
Surface Mount
5.5 V
2 V
Maxim Integrated 8-Channel I/O Expander Serial I2C 16-Pin TQFN, MAX7321ATE+
RS Stock No.: 190-6115Brand: Maxim IntegratedManufacturers Part No.: MAX7321ATE+

P.O.A.

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Maxim Integrated
8
Serial I2C
16
TQFN
400kHz
Surface Mount
5.5 V
1.71 V
Maxim Integrated 8-Channel I/O Expander Serial-2 Wire 16-Pin QFN, MAX7315ATE+
RS Stock No.: 192-1858Brand: Maxim IntegratedManufacturers Part No.: MAX7315ATE+

P.O.A.

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Maxim Integrated
8
Serial-2 Wire
16
QFN
400kHz
Surface Mount
3.6 V
2 V
Maxim Integrated 8-Channel I/O Expander Serial I2C 16-Pin TSSOP, MAX7310AUE+
RS Stock No.: 190-6109Brand: Maxim IntegratedManufacturers Part No.: MAX7310AUE+

P.O.A.

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Maxim Integrated
8
Serial I2C
16
TSSOP
400kHz
Surface Mount
5.5 V
2.3 V
Microchip 8-Channel I/O Expander SPI 18-Pin SOIC, MCP23S08T-E/SO
RS Stock No.: 177-2849Brand: MicrochipManufacturers Part No.: MCP23S08T-E/SO

P.O.A.

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Microchip
8
SPI
18
SOIC
10MHz
Surface Mount
5.5 V
1.8 V
Texas Instruments 8-Channel I/O Expander I2C 16-Pin PDIP, PCF8574N
RS Stock No.: 197-7468Brand: Texas InstrumentsManufacturers Part No.: PCF8574N

P.O.A.

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Texas Instruments
8
I2C
16
PDIP
100kHz
-
-
-
Texas Instruments 8-Channel I/O Expander I2C 16-Pin PDIP, PCF8574N
RS Stock No.: 197-7469Brand: Texas InstrumentsManufacturers Part No.: PCF8574N

P.O.A.

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Texas Instruments
8
I2C
16
PDIP
100kHz
-
-
-

P.O.A.

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Maxim Integrated
16
Serial-2 Wire
24
SSOP
400kHz
Surface Mount
5.5 V
2 V

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