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Showing Results For: I/O Expanders

I/O Expanders

Input or output expanders are a type of computer hardware that establishes connections that can connect more than one device by using a single port of the computer system.

How Do I/O Expanders Function?

This expander establishes a connection with a single port and outputs multiple connections for other devices. Such expanders are very crucial in taking advantage of simultaneously establishing connections among devices by using that port. This connection is typically accomplished by using USB and Ethernet ports. 

Popular Types of I/O Expanders

The two main types of input or output expanders are as follows:

  • Internal: The only component of these that the user can see is the expansion plate, which has the ports to which they can attach more devices. These are connected to the computer, often on the motherboard.
  • External: When an external expander is plugged into an existing port, numerous more connections are made possible. These gadgets are referred to as splitters when they are not a part of a computer system.

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Microchip
Rohs Verified
MCP23S17-E/SS, Microchip
656 In Stock
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47 +
£ 1.01
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PCA9554BS,118, NXP
Pre Order
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6000 +
£ 0.78
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PCA9535BS,118, NXP
5998 In Stock
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6000 +
£ 0.96
DiodesZetex
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PI4IOE5V9554ALEX, DiodesZetex
2498 In Stock
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2500 +
£ 0.44
Rohs Verified
PCA9536DP,118, NXP
12498 In Stock
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2500 +
£ 0.55
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PCA9554ABS,118, NXP
Pre Order
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6000 +
£ 0.78
DiodesZetex
Rohs Verified
PI4IOE5V6416ZDEX, DiodesZetex
Pre Order
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3500 +
£ 0.45
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MCP23S08T-E/SO, Microchip
1098 In Stock
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1100 +
£ 1.28
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MCP23S17T-E/SO, Microchip
3198 In Stock
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1600 +
£ 1.15
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MCP23S17T-E/ML, Microchip
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1600 +
£ 1.37
Texas Instruments
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TCA9535PWR, Texas Instruments
10578 In Stock
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2000 +
£ 0.62
Microchip
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MCP23016-I/SP, Microchip
102 In Stock
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2 +
£ 1.86
20 +
£ 1.81
Rohs Verified
PCA9518PW,112, NXP
12 In Stock
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2 +
£ 2.21
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PCF8574T/3,512, NXP
113 In Stock
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5 +
£ 1.00
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PCA9555D,118, NXP
998 In Stock
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1000 +
£ 0.93
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MCP23017T-E/ML, Microchip
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1600 +
£ 1.29
Microchip
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MCP23S08-E/SS, Microchip
266 In Stock
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67 +
£ 0.79
134 +
£ 0.77
335 +
£ 0.74
Microchip
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MCP23S17-E/SO, Microchip
295 In Stock
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27 +
£ 0.95
108 +
£ 0.86
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MCP23017T-E/SS, Microchip
6298 In Stock
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2100 +
£ 0.78
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PCA9555BS,118, NXP
Pre Order
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6000 +
£ 1.05
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PI4IOE5V96248ZLEX, DiodesZetex
1988 In Stock
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1 +
£ 1.80
10 +
£ 1.62
100 +
£ 1.50
Texas Instruments
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TCA9535RTWR, Texas Instruments
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3000 +
£ 0.55
Microchip
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MCP23017-E/ML, Microchip
6952 In Stock
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61 +
£ 0.77
Microchip
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MCP23016-I/SO, Microchip
295 In Stock
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27 +
£ 1.21
Microchip
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MCP23017-E/SS, Microchip
45 In Stock
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47 +
£ 0.95
141 +
£ 0.86
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New Items
New items
MCP23008-E/ML, Microchip

MCP23008-E/ML, Microchip

Parallel Interface Peripherals, Microchip I/O Peripherals - Microchip
New items
MCP23018-E/MJ, Microchip

MCP23018-E/MJ, Microchip

Parallel Interface Peripherals, Microchip I/O Peripherals - Microchip
New items
MCP23S17-E/SP, Microchip

MCP23S17-E/SP, Microchip

Parallel Interface Peripherals, Microchip I/O Peripherals - Microchip
New items
PCA9555PW,118, NXP

PCA9555PW,118, NXP

The NXP PCA9555 is a 24 pin CMOS device that provides 16 bits of general purpose parallel input or output (GPIO) expansion for I2C bus or SMBus applications and was developed to enhance the NXP semiconductors family of I2C bus i/o expanders. The improvements include higher drive capability, 5 V I/O tolerance, lower supply current, individual i or o configuration, and smaller packaging. No glitch on power-up Supports hot insertion Low standby current
New items
PCA9535BS,118, NXP

PCA9535BS,118, NXP

Serial I/O Expanders, NXP Semiconductors
New items
MCP23S17-E/SS, Microchip

MCP23S17-E/SS, Microchip

Parallel Interface Peripherals, Microchip I/O Peripherals - Microchip
New items
PI4IOE5V9554ALEX, DiodesZetex

PI4IOE5V9554ALEX, DiodesZetex

The DiodesZetex I/O Expander provide 8 bits of general purpose parallel input/output expansion for I2C-bus/SMBus applications. The device includes features such as higher driving capability, 5V tolerance, lower power supply, individual I/O configuration, and smaller packaging. It provides a simple solution when additional I/O is required for ACPI power switches, sensors, push buttons, LEDs, fans, etc. Polarity inversion register Active low interrupt output Low current consumption 0Hz to 400KHz clock frequency Power on reset ESD protection
New items
PCA9534PW,118, NXP

PCA9534PW,118, NXP

The NXP PCA9534 is a 16 pin CMOS device that provide 8 bits of general purpose parallel input or output (GPIO) expansion for I2C bus or SMBus applications and was developed to enhance the NXP Semiconductors family of I2C bus I/O expanders. Noise filter on SCL/SDA inputs No glitch on power-up Internal power-on reset
New items
PCA9536DP,118, NXP

PCA9536DP,118, NXP

Serial I/O Expanders, NXP Semiconductors
New items
PCA9555D,112, NXP

PCA9555D,112, NXP

Serial I/O Expanders, NXP Semiconductors
New items
MCP23S18-E/SO, Microchip

MCP23S18-E/SO, Microchip

Parallel Interface Peripherals, Microchip I/O Peripherals - Microchip
New items
MAX7317ATE+, Maxim Integrated

MAX7317ATE+, Maxim Integrated

IC I/O EXPANDER SPI 10B 16TQFN
FAQs
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