Interface - I/O Expanders : 973 - Page 21

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.
PCF8574AT/3

WS Part No.
091445-PCF8574AT/3

NXP / Nexperia

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

19,000 pieces In Stock

MOQ: 29

rohs

Mfr. Part No.
TCAL6416RTWR

WS Part No.

Texas Instruments

16-BIT TRANSLATING IC-BUS/SMBUS
Datasheet

4,620 pieces In Stock

MOQ: 5

rohs

Mfr. Part No.
R8A66155SP

WS Part No.
1241785-R8A66155SP

Renesas Electronics America

16-bit I/O EXPANDER WITH LED DRIVE FUNCTION

Low Stock
Available

MOQ: 4

rohs

Mfr. Part No.
R8A66152SP#T1

WS Part No.
1087548-R8A66152SP#T1

Renesas Electronics America

12-BIT I/O EXPANDER / I/O Expander

Low Stock
Available

MOQ: 15

Need to verify

Mfr. Part No.
MCP23S09-E/P

WS Part No.
1370774-MCP23S09-E/P

Microchip Technology

IC XPNDR 10MHZ SPI 18DIP

80 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCF8574TDK-T

WS Part No.
345595-PCF8574TDK-T

NXP / Nexperia

Low Stock
Available

MOQ: 30

rohs

Mfr. Part No.
PCA9557PWTG4

WS Part No.
1236083-PCA9557PWTG4

Texas Instruments

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

Low Stock
Available

MOQ: 60

rohs

Mfr. Part No.
PCA6107DW

WS Part No.
653140-PCA6107DW

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 18SOIC

734 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCA9536DGKR

WS Part No.
026465-PCA9536DGKR

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 8-Pin VSSOP T/R / IC I/O EXPANDER I2C 4B 8VSSOP
Datasheet

33,050 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9536DGKRG4

WS Part No.
1235966-PCA9536DGKRG4

Texas Instruments

REMOTE 4-BIT I2C AND SMBus I/O EXPANDER WITH CONFIGURATION REGISTERS
Datasheet

34,290 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9557PWR

WS Part No.
026489-PCA9557PWR

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R / IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

47,370 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCA9557PWT

WS Part No.
1086835-PCA9557PWT

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

47,090 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCA9557PW

WS Part No.
345224-PCA9557PW

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

50,000 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCF8574TS/F3

WS Part No.
345597-PCF8574TS/F3

NXP / Nexperia

3,202 pieces In Stock

MOQ: 100

rohs

Mfr. Part No.
PCA9554BPWJ

WS Part No.
791496-PCA9554BPWJ

NXP / Nexperia

IC GPIO EXPANDER 16TSSOP / I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R
Datasheet

2,500 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
DS4550E

WS Part No.
917459-DS4550E

Maxim Integrated

IC GPIO 9BIT NV I2C & JTAG TSSOP

1,959 pieces In Stock

MOQ: 4

rohs

Mfr. Part No.
PCAL9535APW,118

WS Part No.

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 24TSSOP

1,848 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCF8575TSDB

WS Part No.
345600-PCF8575TSDB

NXP / Nexperia

Low Stock
Available

MOQ: 23

rohs

Mfr. Part No.
PCA9555D-T

WS Part No.
1236070-PCA9555D-T

NXP / Nexperia

16-bit I2C-bus and SMBus I/O port with interrupt

8,670 pieces In Stock

MOQ: 14

Need to verify

Mfr. Part No.
PCA9555D,118

WS Part No.
809182-PCA9555D,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24SOIC

8,820 pieces In Stock

MOQ: 14

rohs