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Interface - I/O Expanders from Texas Instruments : 211 - Page 6

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.
PCF8575PWRG4

WS Part No.
081178-PCF8575PWRG4

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

7,240 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCF8574RGYRG4

WS Part No.
791541-PCF8574RGYRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 20VQFN / I2C GPIO Expander 100kHz 6V 20-Pin VQFN EP T/R
Datasheet

7,170 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9534APWR

WS Part No.
145010-PCA9534APWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

18,900 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9536D

WS Part No.
082054-PCA9536D

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 8-Pin SOIC Tube / IC I/O EXPANDER I2C 4B 8SOIC

30,000 pieces In Stock

MOQ: 60

rohs

Mfr. Part No.
PCA9554ADWR

WS Part No.
134196-PCA9554ADWR

Texas Instruments

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

8,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
PCA9557RGYR

WS Part No.
026490-PCA9557RGYR

Texas Instruments

IC I/O EXPANDER I2C 8B 16QFN
Datasheet

2,860 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
TCAL6416RTWR

WS Part No.

Texas Instruments

16-BIT TRANSLATING IC-BUS/SMBUS
Datasheet

2,986 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCA9535DB

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SSOP

1,403 pieces In Stock

MOQ: 25

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

15,420 pieces In Stock

MOQ: 50

rohs

Mfr. Part No.
PCF8575DW

WS Part No.
653556-PCF8575DW

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SOIC

9,400 pieces In Stock

MOQ: 20

rohs

Mfr. Part No.
PCA9557DB

WS Part No.
653391-PCA9557DB

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 16SSOP

3,000 pieces In Stock

MOQ: 120

rohs

Mfr. Part No.
TCA9535MRGER

WS Part No.
1098586-TCA9535MRGER

Texas Instruments

REMOTE 16-BIT I2C AND SMBUS, LOW / I/O Expander 16 I²C, SMBus 400 kHz 24-VQFN (4x4)

25,000 pieces In Stock

MOQ: 18

rohs

Mfr. Part No.
PCA9536DGKRG4

WS Part No.
1235966-PCA9536DGKRG4

Texas Instruments

REMOTE 4-BIT I2C AND SMBus I/O EXPANDER WITH CONFIGURATION REGISTERS
Datasheet

54,370 pieces In Stock

MOQ: 40

rohs

Mfr. Part No.
PCA9535DW

WS Part No.
1498549-PCA9535DW

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SOIC

1,854 pieces In Stock

MOQ: 12

rohs

Mfr. Part No.
PCA9539DW

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SOIC

510 pieces In Stock

MOQ: 12

rohs

Mfr. Part No.
PCA9554APWR

WS Part No.
1236053-PCA9554APWR

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R / REMOTE 8-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS

2,920 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
PCA9538DW

WS Part No.
653285-PCA9538DW

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 16SOIC / I/O Expander 8 I2C, SMBus 400 kHz 16-SOIC

Low Stock
Available

MOQ: 11

rohs

Mfr. Part No.
PCA9554APW

WS Part No.
090188-PCA9554APW

Texas Instruments

I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP Tube / IC I/O EXPANDER I2C 8B 16TSSOP

59,900 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCA9534ADW

WS Part No.
1498547-PCA9534ADW

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 16SOIC

5 pieces
Stock Available

MOQ: 0

rohs

Mfr. Part No.
PCA9534PWG4

WS Part No.
1086776-PCA9534PWG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

16,750 pieces In Stock

MOQ: 65

rohs
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