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Interface - I/O Expanders from Texas Instruments : 211 - Page 9

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.
PCA9554DWR

WS Part No.
142499-PCA9554DWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

7,800 pieces In Stock

MOQ: 10

rohs

Mfr. Part No.
PCF8574ADGVR

WS Part No.
026494-PCF8574ADGVR

Texas Instruments

IC I/O EXPANDER I2C 8B 20TVSOP
Datasheet

24,000 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCF8575CDBR

WS Part No.
026501-PCF8575CDBR

Texas Instruments

IC I/O EXPANDER I2C 16B 24SSOP
Datasheet

26 pieces In Stock

MOQ: 14

rohs

Mfr. Part No.
TCA1116RTWR

WS Part No.
106669-TCA1116RTWR

Texas Instruments

IC I/O EXPANDER I2C 16BIT 24WQFN
Datasheet

7,628 pieces In Stock

MOQ: 24

rohs

Mfr. Part No.
PCF8575DBQRG4

WS Part No.
1236240-PCF8575DBQRG4

Texas Instruments

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

20,002 pieces In Stock

MOQ: 18

rohs

Mfr. Part No.
TCA6416PWR

WS Part No.
899257-TCA6416PWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP

2,500 pieces In Stock

MOQ: 17

rohs

Mfr. Part No.
PCA9535RTWR

WS Part No.
026464-PCA9535RTWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24WQFN
Datasheet

2,857 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
TCA6416PWT

WS Part No.
1106301-TCA6416PWT

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

5,500 pieces In Stock

MOQ: 14

rohs

Mfr. Part No.
PCA9554APWRG4

WS Part No.
109831-PCA9554APWRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

2,850 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
PCA9557DBR

WS Part No.
1236080-PCA9557DBR

Texas Instruments

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

8,680 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9555DBQR

WS Part No.
1236067-PCA9555DBQR

Texas Instruments

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

2,500 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCF8574ADGVRG4

WS Part No.
1236220-PCF8574ADGVRG4

Texas Instruments

REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
Datasheet

Low Stock
Available

MOQ: 4

rohs

Mfr. Part No.
PCA9538DBR

WS Part No.
026467-PCA9538DBR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SSOP
Datasheet

11,380 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9538DBRG4

WS Part No.
1235972-PCA9538DBRG4

Texas Instruments

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

11,210 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
TCA6416ZQSR

WS Part No.
1265512-TCA6416ZQSR

Texas Instruments

LOW-VOLTAGE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS
Datasheet

Low Stock
Available

MOQ: 9

rohs

Mfr. Part No.
TCA6416RTWR

WS Part No.
1265511-TCA6416RTWR

Texas Instruments

LOW-VOLTAGE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS
Datasheet

102 pieces In Stock

MOQ: 11

rohs

Mfr. Part No.
TCA6416AZQSR

WS Part No.
031986-TCA6416AZQSR

Texas Instruments

IC I/O EXPANDER I2C 16B 24BGA
Datasheet

50,000 pieces In Stock

MOQ: 70

rohs

Mfr. Part No.
TCA6408RGTRG4

WS Part No.
1265509-TCA6408RGTRG4

Texas Instruments

LOW-VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS

240 pieces In Stock

MOQ: 24

rohs

Mfr. Part No.
PCF8575CDBQR

WS Part No.
1086924-PCF8575CDBQR

Texas Instruments

IC I/O EXPANDER I2C 16B 24QSOP
Datasheet

9,300 pieces In Stock

MOQ: 17

rohs

Mfr. Part No.
PCA9557RGVR

WS Part No.
1236084-PCA9557RGVR

Texas Instruments

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

10,000 pieces In Stock

MOQ: 30

rohs
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