Interface - I/O Expanders from Texas Instruments : 211 - Page 1

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.
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.
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.
PCA9534PWG4

WS Part No.
1086776-PCA9534PWG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

9,340 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9534PWRG4

WS Part No.
653265-PCA9534PWRG4

Texas Instruments

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

9,390 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9534PWR

WS Part No.
026459-PCA9534PWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

9,640 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9534PW

WS Part No.
089611-PCA9534PW

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP

10,150 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
TCA9555RTWR

WS Part No.
081232-TCA9555RTWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24WQFN
Datasheet

14,100 pieces In Stock

MOQ: 70

rohs

Mfr. Part No.
PCA9555DWR

WS Part No.
1086826-PCA9555DWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24SOIC
Datasheet

2,000 pieces In Stock

MOQ: 16

rohs

Mfr. Part No.
PCF8574DW

WS Part No.
653543-PCF8574DW

Texas Instruments

IC XPNDR 100KHZ I2C 16SOIC

97,460 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9555DGVR

WS Part No.
1236069-PCA9555DGVR

Texas Instruments

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

14,386 pieces In Stock

MOQ: 13

rohs

Mfr. Part No.
PCA9539DGVR

WS Part No.
791486-PCA9539DGVR

Texas Instruments

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

37,240 pieces In Stock

MOQ: 22

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

2,500 pieces In Stock

MOQ: 2

rohs

Mfr. Part No.
PCA9535PWR

WS Part No.
026462-PCA9535PWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

38,980 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCA9535PWRG4

WS Part No.
1235964-PCA9535PWRG4

Texas Instruments

SMBus Low-Power I/O Expander
Datasheet

38,370 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCA9535PWG4

WS Part No.
719872-PCA9535PWG4

Texas Instruments

SMBus Low-Power I/O Expander | IC I/O EXPANDER I2C 16B 24TSSOP

38,100 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCA9535PW

WS Part No.
090722-PCA9535PW

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP

40,924 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCF8574DWRG4

WS Part No.
653544-PCF8574DWRG4

Texas Instruments

IC XPNDR 100KHZ I2C 16SOIC

12,250 pieces In Stock

MOQ: 50

rohs