Interface - I/O Expanders : 833 - Page 5

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.
PCA9555APW,118

WS Part No.
1086825-PCA9555APW,118

NXP

IC GPIO EXPANDER 24TSSOP
Datasheet

50,800 pieces In Stock

MOQ:80

rohs

Mfr. Part No.
PCA9555APW

WS Part No.
1236064-PCA9555APW

NXP

Low-voltage 16-bit I2C-bus I/O port with interrupt and weak pull-up

53,252 pieces In Stock

MOQ:80

rohs

Mfr. Part No.
PCF8574T/3

WS Part No.
091476-PCF8574T/3

NXP

IC I/O EXPANDER I2C 8B 16SOIC
Datasheet

15,064 pieces In Stock

MOQ:50

rohs

Mfr. Part No.
PCF8575DBR

WS Part No.
026503-PCF8575DBR

Texas Instruments

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

202 pieces In Stock

MOQ:16

rohs

Mfr. Part No.
MCP23S17-E/ML

WS Part No.
208199-MCP23S17-E/ML

Microchip Technology

IC I/O EXPANDER SPI 16B 28QFN
Datasheet

8,100 pieces In Stock

MOQ:45

rohs

Mfr. Part No.
MAX7327AATG+

WS Part No.
786965-MAX7327AATG+

Maxim Integrated

I2C Interface 400kHz 5.5V Automotive 24-Pin TQFN EP / IC I/O EXPANDER I2C QFN
Datasheet

Low Stock
Available

MOQ:16

rohs

Mfr. Part No.
MCP23017-E/SSVAO

WS Part No.
1356565-MCP23017-E/SSVAO

Microchip Technology

IC XPNDR 10MHZ I2C 28SSOP / I/O Expander 16 I²C 10 MHz 28-SSOP

3,160 pieces In Stock

MOQ:16

rohs

Mfr. Part No.
MAX7301AAX+

WS Part No.
003219-MAX7301AAX+

Maxim Integrated

IC I/O EXPANDER SPI 28B 36SSOP
Datasheet

1,000 pieces In Stock

MOQ:8

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:35

rohs

Mfr. Part No.
PCA9554APWRG4

WS Part No.
109831-PCA9554APWRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

2,850 pieces In Stock

MOQ:35

rohs

Mfr. Part No.
PCA9535CHF,118

WS Part No.
1086779-PCA9535CHF,118

NXP

IC I/O EXPANDER I2C 16B 24HWQFN
Datasheet

1,870 pieces In Stock

MOQ:19

rohs

Mfr. Part No.
PCA9539BS

WS Part No.
345190-PCA9539BS

NXP

IC I/O EXPANDER I2C 16B 24HVQFN
Datasheet

3,000 pieces In Stock

MOQ:16

rohs

Mfr. Part No.
PCA9500BS,118

WS Part No.
1086748-PCA9500BS,118

NXP

IC I/O EXPANDER I2C 8B 16HVQFN
Datasheet

12,000 pieces In Stock

MOQ:24

rohs

Mfr. Part No.
MAX7310ATE+TG19

WS Part No.
312062-MAX7310ATE+TG19

Maxim Integrated

Low Stock
Available

MOQ:13

rohs

Mfr. Part No.
CY8C9520A-24PVXIT

WS Part No.
203208-CY8C9520A-24PVXIT

Cypress Semiconductor Corp

IC I/O EXPANDER I2C 20B 28SSOP
Datasheet

6,030 pieces In Stock

MOQ:8

rohs

Mfr. Part No.
CY8C9520A-24PVXI

WS Part No.
583199-CY8C9520A-24PVXI

Infineon Technologies

IC XPNDR 100KHZ I2C 28SSOP
Datasheet

6,600 pieces In Stock

MOQ:8

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:12

rohs

Mfr. Part No.
PCA9675PW/S911

WS Part No.
711623-PCA9675PW/S911

NXP

6,995 pieces In Stock

MOQ:23

rohs

Mfr. Part No.
PCA8574TS,118

WS Part No.
791470-PCA8574TS,118

NXP

IC I/O EXPANDER I2C 8B 20SSOP / I2C Interface 400kHz 5.5V 20-Pin SSOP T/R
Datasheet

2,000 pieces In Stock

MOQ:65

rohs

Mfr. Part No.
PCA8574N,112

WS Part No.
791469-PCA8574N,112

NXP

IC I/O EXPANDER I2C 8B 16DIP / I2C Interface 400kHz 5.5V 16-Pin PDIP Bulk
Datasheet

Low Stock
Available

MOQ:35

rohs

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:5

rohs

Mfr. Part No.
PCA9555DBQR

WS Part No.
1236067-PCA9555DBQR

Texas Instruments

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

2,500 pieces In Stock

MOQ:25

rohs

Mfr. Part No.
PCA9557DBR

WS Part No.
1236080-PCA9557DBR

Texas Instruments

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

8,680 pieces In Stock

MOQ:40

rohs

Mfr. Part No.
PCA8575BS,118

WS Part No.
1086737-PCA8575BS,118

NXP

IC I/O EXPANDER I2C 16B 24HVQFN
Datasheet

3,480 pieces In Stock

MOQ:16

rohs

Mfr. Part No.
PCA8575BS

WS Part No.
1235856-PCA8575BS

NXP

Remote 16-bit I/O expander for I2C-bus with interrupt

3,644 pieces In Stock

MOQ:16

rohs

Mfr. Part No.
MAX7301ATL+

WS Part No.
037359-MAX7301ATL+

Maxim Integrated

IC I/O EXPANDER SPI 28B 40TQFN
Datasheet

20,000 pieces In Stock

MOQ:7

rohs

Mfr. Part No.
MAX7318ATG+T

WS Part No.
706317-MAX7318ATG+T

Maxim Integrated

IC I/O EXPANDER I2C 16B 24TQFN

1,664 pieces In Stock

MOQ:8

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:40

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:40

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.
DS2408S+T&R

WS Part No.
773228-DS2408S+T&R

Maxim Integrated

IC SWITCH 8-CHAN ADDRESS 16SOIC / Addressable Switch Serial Interface 16-Pin SOIC N T/R
Datasheet

1,000 pieces In Stock

MOQ:7

rohs

Mfr. Part No.
PCA9557BS,118

WS Part No.
124647-PCA9557BS,118

NXP

IC I/O EXPANDER I2C 8B 16HVQFN
Datasheet

2,920 pieces In Stock

MOQ:19

rohs

Mfr. Part No.
PCA9534ARGTR

WS Part No.
026457-PCA9534ARGTR

Texas Instruments

IC I/O EXPANDER I2C 8B 16VQFN
Datasheet

23,760 pieces In Stock

MOQ:55

rohs

Mfr. Part No.
MCP23S08T-E/ML

WS Part No.
1261064-MCP23S08T-E/ML

Microchip Technology

IC I/O EXPANDER SPI 8B 20QFN / I/O Expander 8 SPI 10 MHz 20-QFN (4x4)

15,797 pieces In Stock

MOQ:18

rohs

Mfr. Part No.
MCP23S09-E/SO

WS Part No.
1370780-MCP23S09-E/SO

Microchip Technology

IC XPNDR 10MHZ SPI 18SOIC

10,000 pieces In Stock

MOQ:10

rohs

Mfr. Part No.
TCA6416PWT

WS Part No.
1106301-TCA6416PWT

Texas Instruments

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

5,500 pieces In Stock

MOQ:18

rohs

Mfr. Part No.
MAX7310AEE+T

WS Part No.
706313-MAX7310AEE+T

Maxim Integrated

IC I/O EXPANDER I2C 8B 16QSOP
Datasheet

2,500 pieces In Stock

MOQ:23

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

7,900 pieces In Stock

MOQ:18

rohs

Mfr. Part No.
MAX7311AWG+

WS Part No.
786956-MAX7311AWG+

Maxim Integrated

I2C/SMBus Interface 400kHz 5.5V Automotive 24-Pin SOIC W / IC I/O EXPANDER I2C 16B 24SOIC
Datasheet

MOQ:2

rohs

Mfr. Part No.
MCP23S08T-E/SO

WS Part No.
1221018-MCP23S08T-E/SO

Microchip Technology

8-Bit I/O Expander with Serial Interface
Datasheet

3,200 pieces In Stock

MOQ:22

rohs

Mfr. Part No.
MAX7317ATE+T

WS Part No.
003236-MAX7317ATE+T

Maxim Integrated

IC I/O EXPANDER SPI 10B 16TQFN
Datasheet

11,950 pieces In Stock

MOQ:19

rohs

Mfr. Part No.
MAX7317ATE+

WS Part No.
1070995-MAX7317ATE+

Maxim Integrated

IC I/O EXPANDER SPI 10B 16TQFN
Datasheet

12,500 pieces In Stock

MOQ:19

rohs

Mfr. Part No.
CP82C55A

WS Part No.
050431-CP82C55A

Intersil

IC I/O EXPANDER 24B 40DIP
Datasheet

1,800 pieces In Stock

MOQ:3

rohs

Mfr. Part No.
PCA9506BS,118

WS Part No.
134264-PCA9506BS,118

NXP

IC I/O EXPANDER I2C 40B 56HVQFN
Datasheet

7 pieces In Stock

MOQ:17

rohs

Mfr. Part No.
MAX7301AAI+T

WS Part No.
003218-MAX7301AAI+T

Maxim Integrated

IC I/O EXPANDER SPI 20B 28SSOP
Datasheet

9,570 pieces In Stock

MOQ:17

rohs

Mfr. Part No.
MAX7301AAI

WS Part No.
925635-MAX7301AAI

Maxim Integrated

MULTI-PORT I/O EXPANDER

10,000 pieces In Stock

MOQ:17

rohs

Mfr. Part No.
MAX7301AAI+

WS Part No.
003217-MAX7301AAI+

Maxim Integrated

IC I/O EXPANDER SPI 20B 28SSOP
Datasheet

10,000 pieces In Stock

MOQ:17

rohs

Mfr. Part No.
PCF8574TS/3,118

WS Part No.
116925-PCF8574TS/3,118

NXP

IC I/O EXPANDER I2C 8B 20SSOP
Datasheet

15,810 pieces In Stock

MOQ:50

rohs

Mfr. Part No.
PCF8574TS/3

WS Part No.
090876-PCF8574TS/3

NXP

I2C Interface 100kHz 6V 20-Pin SSOP / IC I/O EXPANDER I2C 8B 20SSOP
Datasheet

15,800 pieces In Stock

MOQ:50

rohs

Mfr. Part No.
PCA9555PW,112

WS Part No.
1261061-PCA9555PW,112

NXP

IC I/O EXPANDER I2C 16B 24TSSOP / I/O Expander 16 I²C, SMBus 400 kHz 24-TSSOP
Datasheet

57,780 pieces In Stock

MOQ:95

rohs