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Interface - I/O Expanders : 916 - Page 14

Interface - I/O Expanders provide a practical solution for expanding the number of input/output ports available in a microcontroller or microprocessor system. These components enable designers to add more peripherals without the need for additional processing units, thus simplifying circuit design and reducing overall costs.

I/O Expanders, from top manufacturers like Microchip Technology and NXP Semiconductors, come in various types such as SPI, I2C, and GPIO expanders. These devices allow seamless integration with existing systems, enabling efficient control of multiple devices including sensors, displays, and actuators.

Utilizing I/O Expanders increases the versatility and functionality of electronic systems, making them an indispensable component in modern embedded systems design, robotics, and industrial automation.

Select Images Part Number Mfr Description Datasheet Availability Price Qty RFQ Rohs ECAD Model

Mfr. Part No.
PCA9557RGVR

WS Part No.
1236084-PCA9557RGVR

Texas Instruments

REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH RESET AND CONFIGURATION REGISTERS
Datasheet

16,000 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
MAX7300AAI+

WS Part No.
786951-MAX7300AAI+

Maxim Integrated

I2C Interface 400kHz 5.5V Automotive 28-Pin SSOP / IC I/O EXPANDER I2C 28B 28SSOP
Datasheet

2,010 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
PCA9554BBSHP

WS Part No.
888713-PCA9554BBSHP

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 16HVQFN / I/O Expander 8 I2C, SMBus 400 kHz 16-HVQFN (3x3)
Datasheet

89 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9537DPZ

WS Part No.
1350344-PCA9537DPZ

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 10TSSOP / I/O Expander 4 I²C, SMBus 400 kHz 10-TSSOP

5,303 pieces In Stock

MOQ: 22

rohs

Mfr. Part No.
CMS82C55AZ

WS Part No.
135604-CMS82C55AZ

Intersil

IC I/O EXPANDER 24B 44PLCC

Low Stock
Available

MOQ: 35

rohs

Mfr. Part No.
TCA9554PW

WS Part No.
749937-TCA9554PW

Texas Instruments

36,850 pieces In Stock

MOQ: 85

rohs

Mfr. Part No.
PCA9506BS

WS Part No.
1235881-PCA9506BS

NXP / Nexperia

40-bit I2C-bus I/O port with RESET, OE, and INT

3,170 pieces In Stock

MOQ: 1

rohs

Mfr. Part No.
PCF8574ADWRG4

WS Part No.
1236223-PCF8574ADWRG4

Texas Instruments

REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
Datasheet

16,930 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCF8574ADWG4

WS Part No.
1236222-PCF8574ADWG4

Texas Instruments

REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
Datasheet

17,900 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCF8574ADW

WS Part No.
1236221-PCF8574ADW

Texas Instruments

REMOTE 8BIT I/O EXPANDER FOR I2C BUS
Datasheet

18,650 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
MAX7312AUG+

WS Part No.
1070989-MAX7312AUG+

Maxim Integrated

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

3,540 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
PCA9539BS,118

WS Part No.
1084232-PCA9539BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24HVQFN / I/O Expander 16 I²C, SMBus 400 kHz 24-HVQFN (4x4)
Datasheet

6,670 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCA9539BS+118

WS Part No.
725907-PCA9539BS+118

NXP / Nexperia

6,670 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCA9539BS

WS Part No.
345190-PCA9539BS

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24HVQFN
Datasheet

7,102 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCA9535EMTTXG

WS Part No.
805341-PCA9535EMTTXG

ON Semiconductor

IC I/O Expander 16B 24WQFN / 16-bit Low-Power I/O Expander for I2C Bus withInterrupt

25,000 pieces In Stock

MOQ: 7

rohs

Mfr. Part No.
MAX7317AEE+T

WS Part No.
003235-MAX7317AEE+T

Maxim Integrated

IC I/O EXPANDER SPI 10B 16QSOP
Datasheet

4,560 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
MAX7317AEE

WS Part No.
882386-MAX7317AEE

Maxim Integrated

SPI-INTERFACED I/O EXPANDER

2,763 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
MAX7317AEE+

WS Part No.
037284-MAX7317AEE+

Maxim Integrated

IC I/O EXPANDER SPI 10B 16QSOP
Datasheet

2,763 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
MCP23S18-E/SP

WS Part No.
1020611-MCP23S18-E/SP

Microchip Technology

IC EXPANDER SPI 16BIT I/O 28SDIP / I/O Expander 16 SPI 10 MHz 28-SPDIP

1,490 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
MCP23008T-E/SO

WS Part No.
1221009-MCP23008T-E/SO

Microchip Technology

8-Bit I/O Expander with Serial Interface | IC I/O EXPANDER I2C 8B 18SOIC

6,742 pieces In Stock

MOQ: 24

rohs
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