Interface - I/O Expanders : 973 - Page 7

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.
PCA9555RGER

WS Part No.
026487-PCA9555RGER

Texas Instruments

IC I/O EXPANDER I2C 16B 24VQFN
Datasheet

7,250 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCA9674PW,118

WS Part No.
124194-PCA9674PW,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

2,555 pieces In Stock

MOQ: 23

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.
PCF8575DWR

WS Part No.
061248-PCF8575DWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24SOIC
Datasheet

22,200 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCA9538DWR

WS Part No.
345189-PCA9538D

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

8,110 pieces In Stock

MOQ: 8

rohs

Mfr. Part No.
PCA9555DB

WS Part No.
081258-PCA9555DB

Texas Instruments

IC I/O EXPANDER I2C 16B 24SSOP

80,260 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
PCA9557RGYR

WS Part No.
026490-PCA9557RGYR

Texas Instruments

IC I/O EXPANDER I2C 8B 16QFN
Datasheet

2,806 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9575PW2,118

WS Part No.
131600-PCA9575PW2,118

NXP / Nexperia

IC I2C/SMBUS 16BIT GPIO 28-TSSOP
Datasheet

18,860 pieces In Stock

MOQ: 18

rohs

Mfr. Part No.
PCF8574TS/3,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders I/O EXPANDER I2C
Datasheet

2,090 pieces In Stock

MOQ: 17

rohs

Mfr. Part No.
PCA8575BS,118

WS Part No.
1086737-PCA8575BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24HVQFN
Datasheet

3,360 pieces In Stock

MOQ: 13

rohs

Mfr. Part No.
TCA6416APWR

WS Part No.
031985-TCA6416APWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

22,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
TCA9534DWT

WS Part No.
1106308-TCA9534DWT

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC

80,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9500BS,118

WS Part No.
1086748-PCA9500BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16HVQFN
Datasheet

9,857 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
TCA9535DBT

WS Part No.
1106309-TCA9535DBT

Texas Instruments

REMOTE 16-BIT I2C REGISTERS
Datasheet

86,592 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
MCP23S17T-E/SO

WS Part No.
1221020-MCP23S17T-E/SO

Microchip Technology

16-Bit I/O Expander with Serial Interface | IC I/O EXPANDER SPI 16B 28SOIC

18,917 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCF8575RGER

WS Part No.
1236246-PCF8575RGER

Texas Instruments

REMOTE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT
Datasheet

11,719 pieces In Stock

MOQ: 20

rohs

Mfr. Part No.
PCA9554PWR

WS Part No.
653373-PCA9554PWR

Texas Instruments

IC XPND 400KHZ I2C SMBUS 16TSSOP / I/O Expander 8 I2C, SMBus 400 kHz 16-TSSOP

5,804 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCA9557DGVR

WS Part No.
1236081-PCA9557DGVR

Texas Instruments

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

10,500 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCA9539DB

WS Part No.
653286-PCA9539DB

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SSOP

4,733 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
PCA9534PW,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders I2C/SMBUS 8BIT LP
Datasheet

9,530 pieces In Stock

MOQ: 21

rohs