Interface - I/O Expanders : 973 - Page 10

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.
TCA1116PWR

WS Part No.
103936-TCA1116PWR

Texas Instruments

IC I/O EXPANDR I2C 16BIT 24TSSOP
Datasheet

14,000 pieces In Stock

MOQ: 115

rohs

Mfr. Part No.
PCA9538APWJ

WS Part No.
1086784-PCA9538APWJ

NXP / Nexperia

IC GPIO EXPANDER 8BIT 16TSSOP
Datasheet

539,210 pieces In Stock

MOQ: 85

rohs

Mfr. Part No.
PCA9538APW

WS Part No.
733315-PCA9538APW

NXP / Nexperia

Low-voltage 8-bit I2C-bus I/O port with interrupt and reset

571,428 pieces In Stock

MOQ: 85

rohs

Mfr. Part No.
PCA9534BS,118

WS Part No.
096619-PCA9534BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16HVQFN
Datasheet

23,840 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
PCF8574T/3,512

WS Part No.
791542-PCF8574T/3,512

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC / I2C Interface 100kHz 6V 16-Pin SO Tube
Datasheet

54,280 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCF8574T/3,518

WS Part No.
105806-PCF8574T/3,518

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

54,230 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCF8574T/3

WS Part No.
091476-PCF8574T/3

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

56,600 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9555DBR

WS Part No.
026485-PCA9555DBR

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin SSOP T/R / IC I/O EXPANDER I2C 16B 24SSOP
Datasheet

76,330 pieces In Stock

MOQ: 9

rohs

Mfr. Part No.
TCA9554APWR

WS Part No.
031999-TCA9554APWR

Texas Instruments

IC I/O EXPANDER I2C 8BIT 16TSSOP
Datasheet

49,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
TCA6416PWR

WS Part No.
899257-TCA6416PWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP

2,800 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
TCA6408ARSVR

WS Part No.
031983-TCA6408ARSVR

Texas Instruments

IC I/O EXPANDER I2C 8B 16QFN
Datasheet

19,530 pieces In Stock

MOQ: 18

rohs

Mfr. Part No.
MAX7314AEG

WS Part No.
632166-MAX7314AEG

Maxim Integrated

18-PORT GPIO / I/O Expander

2,631 pieces In Stock

MOQ: 8

rohs

Mfr. Part No.
CAT9554WI-G

WS Part No.
914776-CAT9554WI-G

ON Semiconductor

IC XPNDR 400KHZ I2C SMBUS 16SOIC / I/O Expander 8 I2C, SMBus 400 kHz 16-SOIC
Datasheet

Low Stock
Available

MOQ: 35

Need to verify

Mfr. Part No.
CS82C55AZ

WS Part No.
1163470-CS82C55AZ

Intersil Corporation

CMOS Programmable Peripheral Interface / CMOS Programmable Peripheral Interface 44-Pin PLCC Tube

5,000 pieces In Stock

MOQ: 2

rohs

Mfr. Part No.
PCA9674APW,118

WS Part No.
1086856-PCA9674APW,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

2,350 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
PCA9674APW,112

WS Part No.
1498527-PCA9674APW,112

NXP / Nexperia

IC XPNDR 1MHZ I2C 16TSSOP

2,250 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
PCA9535CHF,118

WS Part No.
1086779-PCA9535CHF,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24HWQFN
Datasheet

2,510 pieces In Stock

MOQ: 17

rohs

Mfr. Part No.
TCA9538PWR

WS Part No.
813266-TCA9538PWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP / Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander

12,314 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
SX1502I087TRT

WS Part No.
031630-SX1502I087TRT

Semtech Corporation

IC GPIO EXPANDER I2C 8CH 20QFN
Datasheet

Low Stock
Available

MOQ: 7

rohs

Mfr. Part No.
MCP23008T-E/SS

WS Part No.
091221-MCP23008T-E/SS

Microchip Technology

IC I/O EXPANDER 8BIT I2C 20-SSOP

8,000 pieces In Stock

MOQ: 50

rohs