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Interface - I/O Expanders from Texas Instruments : 211 - Page 4

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.
PCF8574RGYR

WS Part No.
026500-PCF8574RGYR

Texas Instruments

IC I/O EXPANDER I2C 8B 20VQFN
Datasheet

7,519 pieces In Stock

MOQ: 19

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: 18

rohs

Mfr. Part No.
TCA9555RGER

WS Part No.
749938-TCA9555RGER

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24VQFN

12,825 pieces In Stock

MOQ: 50

rohs

Mfr. Part No.
TCA9554DBR

WS Part No.
806941-TCA9554DBR

Texas Instruments

IC SMBUS I/O EXPANDER I2C 16SSOP / Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output and Configuration Registers

12,608 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
TCA9539RGER

WS Part No.
899259-TCA9539RGER

Texas Instruments

IC I/O EXPANDER I2C 16B 24VQFN

7,570 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
TCA9534APWR

WS Part No.
849173-TCA9534APWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

9,160 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCF8574ADWR

WS Part No.
026493-PCF8574ADWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

38,699 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
TCAL6416RTWR

WS Part No.

Texas Instruments

16-BIT TRANSLATING IC-BUS/SMBUS
Datasheet

6,000 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCF8575CDWR

WS Part No.
1498544-PCF8575CDWR

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SOIC

72,000 pieces In Stock

MOQ: 75

rohs

Mfr. Part No.
PCA9538PWR

WS Part No.
026469-PCA9538PWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

28,460 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9538PWRG4

WS Part No.
061211-PCA9538PWRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

28,460 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9538PW

WS Part No.
082055-PCA9538PW

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP / I2C/SMBus Interface 400kHz 5.5V 16-Pin TSSOP Tube

30,000 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCF8574PWR

WS Part No.
026498-PCF8574PWR

Texas Instruments

IC I/O EXPANDER I2C 8B 20TSSOP
Datasheet

13,600 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCF8574N

WS Part No.
1086920-PCF8574N

Texas Instruments

IC I/O EXPANDER I2C 8B 16DIP
Datasheet

18 pieces In Stock

MOQ: 20

rohs

Mfr. Part No.
PCF8574ARGYR

WS Part No.
026496-PCF8574ARGYR

Texas Instruments

IC I/O EXPANDER I2C 8B 20VQFN
Datasheet

5,000 pieces In Stock

MOQ: 35

rohs

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.
PCA9554ADBR

WS Part No.
026481-PCA9554ADBR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SSOP
Datasheet

3,600 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9539DBR

WS Part No.
791485-PCA9539DBR

Texas Instruments

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

2,000 pieces In Stock

MOQ: 13

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.
PCA9538DWR

WS Part No.
345189-PCA9538D

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

8,110 pieces In Stock

MOQ: 9

rohs
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