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Interface - I/O Expanders : 916 - Page 18

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.
PCA9554BPW

WS Part No.
1236056-PCA9554BPW

NXP / Nexperia

Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up

2,127 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9534RGVRG4

WS Part No.
061207-PCA9534RGVRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16QFN
Datasheet

2,500 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9675D,118

WS Part No.
132758-PCA9675D,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24SOIC
Datasheet

Low Stock
Available

MOQ: 16

rohs

Mfr. Part No.
PCA8574D,518

WS Part No.
1196471-PCA8574D,518

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC / I/O Expander 8 I²C 400 kHz 16-SO
Datasheet

100,000 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9655EDTR2G

WS Part No.
1236122-PCA9655EDTR2G

ON Semiconductor

Remote 16-bit I/O Expander for I2C Bus with Interrupt
Datasheet

19,879 pieces In Stock

MOQ: 8

rohs

Mfr. Part No.
PCA9554D,112

WS Part No.
139269-PCA9554D,112

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

760 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
PCA9554D,118

WS Part No.
1368564-PCA9554D,118

NXP / Nexperia

IC XPNDR 400KHZ I2C SMBUS 16SO
Datasheet

760 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
PCA9554D

WS Part No.
653370-PCA9554D

NXP / Nexperia

8-BIT I2C-BUS AND SMBUS I/O PORT / I/O Expander

830 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
MAX7322ATE+T

WS Part No.
706326-MAX7322ATE+T

Maxim Integrated

IC I/O EXPANDER I2C 4B 16TQFN
Datasheet

Low Stock
Available

MOQ: 2

rohs

Mfr. Part No.
MCP23017T-E/SSVAO

WS Part No.

Microchip Technology

MOQ: 45

Need to verify

Mfr. Part No.
PCA9655EDWR2G

WS Part No.
888723-PCA9655EDWR2G

ON Semiconductor

IC I/O EXPANDER I2C 16B SOIC-24
Datasheet

10,820 pieces In Stock

MOQ: 7

rohs

Mfr. Part No.
CAT9555YI-T2

WS Part No.
012675-CAT9555YI-T2

ON Semiconductor

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

60,000 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCA9673PW,118

WS Part No.
137616-PCA9673PW,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

2,300 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
CMQ82C55AZ

WS Part No.
1498506-CMQ82C55AZ

Renesas Electronics America

IC XPNDR PARALLEL 44MQFP

Low Stock
Available

MOQ: 1

rohs

Mfr. Part No.
SX1503I091TRT

WS Part No.
1262752-SX1503I091TRT

Semtech Corporation

4/8/16 Channel Low Voltage GPIO

9,880 pieces In Stock

MOQ: 7

rohs

Mfr. Part No.
PCA9539AHF

WS Part No.
833468-PCA9539AHF

NXP / Nexperia

Low-voltage 16-bit I2C-bus I/O port with interrupt and reset

24,855 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
ADP5587ACPZ-1-R7

WS Part No.
860342-ADP5587ACPZ-1-R7

Analog Devices Inc.

IC I/O EXPANDER/KEYBRD CTRLR
Datasheet

4,200 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
PI4IOE5V96224ZLEX

WS Part No.
WS1310082-PI4IOE5V96224ZLEX

Diodes Incorporated

IC XPNDR 1MHZ I2C SMBUS 32TQFN
Datasheet

80 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCA9539DGVR

WS Part No.
791486-PCA9539DGVR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TVSOP / I2C/SMBus Interface 400kHz 5.5V 24-Pin TVSOP T/R
Datasheet

37,240 pieces In Stock

MOQ: 13

rohs

Mfr. Part No.
PCA9535PWR

WS Part No.
026462-PCA9535PWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

9,290 pieces In Stock

MOQ: 45

rohs
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