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Interface - I/O Expanders : 916 - Page 29

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.
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

Mfr. Part No.
PCF8575DGVR

WS Part No.
653554-PCF8575DGVR

Texas Instruments

IC XPND 400KHZ I2C SMBUS 24TVSOP

1,850 pieces In Stock

MOQ: 20

rohs

Mfr. Part No.
PCA9557PWRG4

WS Part No.
061223-PCA9557PWRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

11,080 pieces In Stock

MOQ: 70

rohs

Mfr. Part No.
PCA9557PWT

WS Part No.
1086835-PCA9557PWT

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

10,940 pieces In Stock

MOQ: 70

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

11,250 pieces In Stock

MOQ: 70

rohs

Mfr. Part No.
PCF8575CDB

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SSOP

26 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCF8575DB

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SSOP

6,657 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCA9538DB

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 16SSOP

12,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9555DBRG4

WS Part No.
1236068-PCA9555DBRG4

Texas Instruments

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

12,576 pieces In Stock

MOQ: 25

rohs

Mfr. Part No.
PCA9557RGYRG4

WS Part No.
061224-PCA9557RGYRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16QFN
Datasheet

2,780 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9557DRG4

WS Part No.
1236082-PCA9557DRG4

Texas Instruments

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

Low Stock
Available

MOQ: 9

rohs

Mfr. Part No.
TCA7408ZSZR

WS Part No.
1265516-TCA7408ZSZR

Texas Instruments

Low-Voltage 8-Bit I2C and SMBus I/O Expander with Interrupt Output, RESET, I/ODirection Registers, and Programmable Pull-up/Pull-down | IC I/O EXPANDER I2C 8BIT 16UCSP

1,850 pieces In Stock

MOQ: 21

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