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Interface - I/O Expanders : 916 - Page 6

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.
PCF8574ARGYR

WS Part No.
026496-PCF8574ARGYR

Texas Instruments

IC I/O EXPANDER I2C 8B 20VQFN
Datasheet

5,000 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCF8574APWR

WS Part No.
026495-PCF8574APWR

Texas Instruments

IC I/O EXPANDER I2C 8B 20TSSOP
Datasheet

14,760 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCF8574ADWR

WS Part No.
026493-PCF8574ADWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

17,890 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCAL9555APW,118

WS Part No.
791517-PCAL9555APW,118

NXP / Nexperia

IC GPIO EXPANDER 24TSSOP / I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin TSSOP T/R
Datasheet

Low Stock
Available

MOQ: 24

rohs

Mfr. Part No.
PCAL9554BPWJ

WS Part No.

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 16TSSOP

578 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCAL9539AHF,128

WS Part No.
1498521-PCAL9539AHF,128

NXP / Nexperia

IC XPNDR 400KHZ I2C 24HWQFN
Datasheet

3,820 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCAL9538ABSHP

WS Part No.
1498550-PCAL9538ABSHP

NXP / Nexperia

IC EXPANDER GPIO 8BIT 16HVQFN

4,004 pieces In Stock

MOQ: 24

rohs

Mfr. Part No.
PCAL9535AHF,128

WS Part No.
846458-PCAL9535AHF,128

NXP / Nexperia

IC XPNDR 400KHZ I2C 24HWQFN / I/O Expander 16 I2C 400 kHz 24-HWQFN (4x4)
Datasheet

1,720 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCAL6524HEHP

WS Part No.
1352049-PCAL6524HEHP

NXP / Nexperia

IC XPNDR 1MHZ I2C 32HUQFN / I/O Expander 24 I²C 1 MHz 32-HUQFN (5x5)

20,000 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
PCAL6524HEAZ

WS Part No.
1261062-PCAL6524HEAZ

NXP / Nexperia

IC EXPANDER 24B 32HUQFN / I/O Expander 24 I²C 1 MHz 32-HUQFN (5x5)

31,847 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCAL6524EVJ

WS Part No.
888731-PCAL6524EVJ

NXP / Nexperia

ULTRA LOW-VOLTAGE TRANSLATING 24

5,893 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCAL6416APW,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders 16b I2C BUS INTERUPT
Datasheet

4,600 pieces In Stock

MOQ: 24

rohs

Mfr. Part No.
PCAL6416AHF,128

WS Part No.

NXP / Nexperia

Interface - I/O Expanders 16-bit I2C-busSMBus Low Voltage
Datasheet

7,578 pieces In Stock

MOQ: 50

rohs

Mfr. Part No.
PCAL6416AEVJ

WS Part No.
1086870-PCAL6416AEVJ

NXP / Nexperia

IC I/O EXPANDER 16BIT 24VFBGA
Datasheet

6,020 pieces In Stock

MOQ: 25

rohs

Mfr. Part No.
PCAL6408AHKX

WS Part No.
888730-PCAL6408AHKX

NXP / Nexperia

IC I/O EXPANDER 8BIT I2C 16XQFN
Datasheet

7,500 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCAL6408AEX1Z

WS Part No.
1356202-PCAL6408AEX1Z

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 16X2QFN / I/O Expander 8 I²C, SMBus 400 kHz 16-X2QFN (1.6x1.6)
Datasheet

16,352 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCAL6408ABSHP

WS Part No.
852448-PCAL6408ABSHP

NXP / Nexperia

IC I/O EXPANDER 8BIT I2C 16HVQFN
Datasheet

23,835 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9703PW/Q900,118

WS Part No.
126923-PCA9703PW/Q900,118

NXP / Nexperia

IC GPI 16-BIT SPI 24-TSSOP
Datasheet

12 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
PCA9698BS,118

WS Part No.
113475-PCA9698BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 40B 56HVQFN
Datasheet

1,820 pieces In Stock

MOQ: 7

rohs

Mfr. Part No.
PCA9675PW,118

WS Part No.
1498540-PCA9675PW,118

NXP / Nexperia

IC XPNDR 1MHZ I2C 24TSSOP

3,200 pieces In Stock

MOQ: 21

rohs
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