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Interface - I/O Expanders : 916 - Page 12

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.
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.
PCA9538PW/Q900,118

WS Part No.
888707-PCA9538PW/Q900,118

NXP / Nexperia

IC I2C BUS/SMBUS 8BIT 16TSSOP
Datasheet

10,000 pieces In Stock

MOQ: 22

rohs

Mfr. Part No.
PCA9538PW,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders I2C/SMBUS 8BIT GPIO
Datasheet

46,520 pieces In Stock

MOQ: 50

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

Mfr. Part No.
PCA9538BS,118

WS Part No.
129001-PCA9538BS,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16HVQFN
Datasheet

37,200 pieces In Stock

MOQ: 23

rohs

Mfr. Part No.
PCA9536D,118

WS Part No.
1498542-PCA9536D,118

NXP / Nexperia

IC XPNDR 400KHZ I2C SMBUS 8SO
Datasheet

Low Stock
Available

MOQ: 70

rohs

Mfr. Part No.
PCA9535RGER

WS Part No.
026463-PCA9535RGER

Texas Instruments

IC I/O EXPANDER I2C 16B 24VQFN
Datasheet

2,830 pieces In Stock

MOQ: 15

rohs

Mfr. Part No.
PCA9535HF,118

WS Part No.
1261063-PCA9535HF,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24HWQFN / I/O Expander 16 I²C, SMBus 400 kHz 24-HWQFN (4x4)
Datasheet

13,650 pieces In Stock

MOQ: 13

rohs

Mfr. Part No.
PCA9535APW,118

WS Part No.
WS1306776-PCA9535APW,118

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 24TSSOP
Datasheet

1,811 pieces In Stock

MOQ: 19

rohs

Mfr. Part No.
PCA9534D,118

WS Part No.
143135-PCA9534D,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

1,000 pieces In Stock

MOQ: 24

rohs

Mfr. Part No.
PCA6416AEVJ

WS Part No.
1498545-PCA6416AEVJ

NXP / Nexperia

IC XPND 400KHZ I2C SMBUS 24VFBGA
Datasheet

7,475 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA6408AHKX

WS Part No.
964649-PCA6408AHKX

NXP / Nexperia

IC I/O EXPANDER 8BIT GP 16XQFN / I/O Expander 8 I²C, SMBus 400 kHz 16-XQFN (1.8x2.6)

40,605 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
TCA9555RTWR

WS Part No.
081232-TCA9555RTWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24WQFN
Datasheet

14,040 pieces In Stock

MOQ: 80

rohs

Mfr. Part No.
TCA9555PWR

WS Part No.
032000-TCA9555PWR

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

36,030 pieces In Stock

MOQ: 80

rohs

Mfr. Part No.
TCA9538DBR

WS Part No.
1265522-TCA9538DBR

Texas Instruments

Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander

20,000 pieces In Stock

MOQ: 35

rohs

Mfr. Part No.
TCA9534PWR

WS Part No.
1265520-TCA9534PWR

Texas Instruments

Low Voltage 8-Bit I2C and SMBUS Low-Power I/O Expander With Interrupt Output and Configuration Registers | IC I/O EXPANDER I2C 8B 16TSSOP / I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R

67,670 pieces In Stock

MOQ: 80

rohs

Mfr. Part No.
TCA6418EYFPR

WS Part No.
803535-TCA6418EYFPR

Texas Instruments

IC I/O EXPANDER I2C 18B 25DSBGA / I2C CONTROLLED 18 CHANNEL GPIO EXPANDER

75,032 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
TCA6408AQPWRQ1

WS Part No.
899256-TCA6408AQPWRQ1

Texas Instruments

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

40,380 pieces In Stock

MOQ: 75

rohs

Mfr. Part No.
PCF8574DWRG4

WS Part No.
653544-PCF8574DWRG4

Texas Instruments

IC XPNDR 100KHZ I2C 16SOIC

82,370 pieces In Stock

MOQ: 65

rohs
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