Shop arduino i2c expander

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$14.99
12PCS PCF8574 IO MCU Expansion Board I2C Interface 8Bit I/O Expander IIC Bus Evaluation Development Module
Amazon.com
$14.99
12PCS PCF8574 IO MCU Expansion Board I2C Interface 8Bit I/O Expander IIC Bus Evaluation Development Module
Amazon.com
$12.99
DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
Amazon.com
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DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
Amazon.com
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MCP23017 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial Interface Module
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MCP23017 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial Interface Module
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Texas Instruments PCF8574AN Ic, I2C Bus Expander 16Dip | I/O Expanders
Newark
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Texas Instruments PCF8574AN Ic, I2C Bus Expander 16Dip | I/O Expanders
Newark
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
AliExpress
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PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
AliExpress
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2 PCS PCF8575 IO Expander Board Module I2C To 16IO IIC Extension Shield 16 Bit
eBay
Free shipping
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2 PCS PCF8575 IO Expander Board Module I2C To 16IO IIC Extension Shield 16 Bit
eBay
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TCA9548 TCA9548A 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module Development Board
AliExpress
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TCA9548 TCA9548A 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module Development Board
AliExpress
$1.64
Nxp Semiconductors PCF8574T/3,512 I/O Expander, 8 Bit, 100Khz, Soic-16 | I/O Expanders
Newark
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Nxp Semiconductors PCF8574T/3,512 I/O Expander, 8 Bit, 100Khz, Soic-16 | I/O Expanders
Newark
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5Pcs CJMCU 9548 TCA9548A 1To8 I2C 8 Way IIC Multiplexer Expansion Module
vipih.com
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5Pcs CJMCU 9548 TCA9548A 1To8 I2C 8 Way IIC Multiplexer Expansion Module
vipih.com
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CJMCU- 9548 TCA9548A PD548A PCA9548 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module
AliExpress
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CJMCU- 9548 TCA9548A PD548A PCA9548 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module
AliExpress
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Javino PCF8574 PCF8574T I/O For I2C IIC Port Interface Support Cascading Extended Module For Arduino
AliExpress
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Javino PCF8574 PCF8574T I/O For I2C IIC Port Interface Support Cascading Extended Module For Arduino
AliExpress
$4.77
MCP23017-E/SS I2C IIC Expander Board Module I2C To 16IO IIC Input/Output Expansion Board MCP23017
AliExpress
Free shipping
$4.77
MCP23017-E/SS I2C IIC Expander Board Module I2C To 16IO IIC Input/Output Expansion Board MCP23017
AliExpress
$6.56
Analog Devices, Inc. MAX7319AEE+ I/O Expander, I2C, 8 I/P Port, Qsop-16 | I/O Expanders
Newark
$6.56
Analog Devices, Inc. MAX7319AEE+ I/O Expander, I2C, 8 I/P Port, Qsop-16 | I/O Expanders
Newark
$1.78
Microchip Technology Inc. MCP23017-E/SO | I/O PORT EXPANDER, 16-BIT, I2C I'face, SOIC-28 | IO Expanders
RS
$1.78
Microchip Technology Inc. MCP23017-E/SO | I/O PORT EXPANDER, 16-BIT, I2C I'face, SOIC-28 | IO Expanders
RS
$12.99
AITRIP 12PCS TCA9548A I2C IIC Multiplexer Breakout Board Module 8 Channel Expansion Development Board For Arduino
Amazon.com
$12.99
AITRIP 12PCS TCA9548A I2C IIC Multiplexer Breakout Board Module 8 Channel Expansion Development Board For Arduino
Amazon.com
$1.67
Microchip Technology MCP23017-E/SO I/O Expander, 16 Bit, 1.7Mhz, Soic-28 | I/O Expanders
Newark
$1.67
Microchip Technology MCP23017-E/SO I/O Expander, 16 Bit, 1.7Mhz, Soic-28 | I/O Expanders
Newark
$2.59
Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
$2.59
Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
$1.65
Nxp Semiconductors PCA9534D,118 I/O Expander, 8Bit, I2C, Smbus, 2.3V | I/O Expanders
Newark
$1.65
Nxp Semiconductors PCA9534D,118 I/O Expander, 8Bit, I2C, Smbus, 2.3V | I/O Expanders
Newark
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Maxim Integrated/Analog Devices MAX7300ATL+ I/O Expander, I2C, 20/28Port, Tqfn-40 | I/O Expanders
Newark
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Maxim Integrated/Analog Devices MAX7300ATL+ I/O Expander, I2C, 20/28Port, Tqfn-40 | I/O Expanders
Newark
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Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
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Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
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$8.96
PCA9685 16 Channel 12-Bit PWM Servo Driver Module I2C Interface For Arduino Raspberry Pi ESP32
Aliexpress
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$8.96
PCA9685 16 Channel 12-Bit PWM Servo Driver Module I2C Interface For Arduino Raspberry Pi ESP32
Aliexpress
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Microchip Technology MCP23018-E/MJ I/O Expander, 16Bit, 3.4 Mhz, I2C, 1.8 V, 5.5 V, Qfn Rohs Compliant: Yes | I/O Expanders
Newark
$2.10
Microchip Technology MCP23018-E/MJ I/O Expander, 16Bit, 3.4 Mhz, I2C, 1.8 V, 5.5 V, Qfn Rohs Compliant: Yes | I/O Expanders
Newark
The Most Powerful Arduino EVER Built! 🤯 (UNO Q) | The DC Minds
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The Most Powerful Arduino EVER Built! 🤯 (UNO Q) | The DC Minds
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Top 20 New Arduino Projects 2026 || Arduino Projects|| National Level Projects|| Science Projects
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Shop arduino i2c expander

Sponsored
About our ads
$14.99
12PCS PCF8574 IO MCU Expansion Board I2C Interface 8Bit I/O Expander IIC Bus Evaluation Development Module
Amazon.com
$14.99
12PCS PCF8574 IO MCU Expansion Board I2C Interface 8Bit I/O Expander IIC Bus Evaluation Development Module
Amazon.com
$12.99
DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
Amazon.com
$12.99
DEVMO 5PCS PCF8574 I2C Interface 8Bit IO MCU Expansion Board I/O Expander IIC Bus Evaluation Development Module Compatible With AVR STM8 C8051F
Amazon.com
$9.99
MCP23017 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial Interface Module
Amazon.com
$9.99
MCP23017 Serial Interface Module IIC I2C SPI Bidirectional 16-Bit I/O Expander Pins 10Mhz Serial Interface Module
Amazon.com
$4.45
Texas Instruments PCF8574AN Ic, I2C Bus Expander 16Dip | I/O Expanders
Newark
$4.45
Texas Instruments PCF8574AN Ic, I2C Bus Expander 16Dip | I/O Expanders
Newark
$2.82
PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
AliExpress
Free shipping
$2.82
PCF8574T I2C IO Expander Module - Cascading Interface Board For Arduino/Raspberry Pi
AliExpress
$21.24
2 PCS PCF8575 IO Expander Board Module I2C To 16IO IIC Extension Shield 16 Bit
eBay
Free shipping
$21.24
2 PCS PCF8575 IO Expander Board Module I2C To 16IO IIC Extension Shield 16 Bit
eBay
$2.90
$5.79
TCA9548 TCA9548A 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module Development Board
AliExpress
49% off
$2.90
$5.79
TCA9548 TCA9548A 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module Development Board
AliExpress
$1.64
Nxp Semiconductors PCF8574T/3,512 I/O Expander, 8 Bit, 100Khz, Soic-16 | I/O Expanders
Newark
$1.64
Nxp Semiconductors PCF8574T/3,512 I/O Expander, 8 Bit, 100Khz, Soic-16 | I/O Expanders
Newark
$25.78
5Pcs CJMCU 9548 TCA9548A 1To8 I2C 8 Way IIC Multiplexer Expansion Module
vipih.com
$25.78
5Pcs CJMCU 9548 TCA9548A 1To8 I2C 8 Way IIC Multiplexer Expansion Module
vipih.com
$2.76
$7.74
CJMCU- 9548 TCA9548A PD548A PCA9548 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module
AliExpress
64% off
$2.76
$7.74
CJMCU- 9548 TCA9548A PD548A PCA9548 1-To-8 I2C 8 -Way Multi-Channel Expansion Board IIC Module
AliExpress
$2.22
Javino PCF8574 PCF8574T I/O For I2C IIC Port Interface Support Cascading Extended Module For Arduino
AliExpress
$2.22
Javino PCF8574 PCF8574T I/O For I2C IIC Port Interface Support Cascading Extended Module For Arduino
AliExpress
$4.77
MCP23017-E/SS I2C IIC Expander Board Module I2C To 16IO IIC Input/Output Expansion Board MCP23017
AliExpress
Free shipping
$4.77
MCP23017-E/SS I2C IIC Expander Board Module I2C To 16IO IIC Input/Output Expansion Board MCP23017
AliExpress
$6.56
Analog Devices, Inc. MAX7319AEE+ I/O Expander, I2C, 8 I/P Port, Qsop-16 | I/O Expanders
Newark
$6.56
Analog Devices, Inc. MAX7319AEE+ I/O Expander, I2C, 8 I/P Port, Qsop-16 | I/O Expanders
Newark
$1.78
Microchip Technology Inc. MCP23017-E/SO | I/O PORT EXPANDER, 16-BIT, I2C I'face, SOIC-28 | IO Expanders
RS
$1.78
Microchip Technology Inc. MCP23017-E/SO | I/O PORT EXPANDER, 16-BIT, I2C I'face, SOIC-28 | IO Expanders
RS
$12.99
AITRIP 12PCS TCA9548A I2C IIC Multiplexer Breakout Board Module 8 Channel Expansion Development Board For Arduino
Amazon.com
$12.99
AITRIP 12PCS TCA9548A I2C IIC Multiplexer Breakout Board Module 8 Channel Expansion Development Board For Arduino
Amazon.com
$1.67
Microchip Technology MCP23017-E/SO I/O Expander, 16 Bit, 1.7Mhz, Soic-28 | I/O Expanders
Newark
$1.67
Microchip Technology MCP23017-E/SO I/O Expander, 16 Bit, 1.7Mhz, Soic-28 | I/O Expanders
Newark
$2.59
Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
$2.59
Nxp Semiconductors PCA9539PW,118 I/O Expander, 16Bit, I2C/Smbus, Tssop-24 | I/O Expanders
Newark
$1.65
Nxp Semiconductors PCA9534D,118 I/O Expander, 8Bit, I2C, Smbus, 2.3V | I/O Expanders
Newark
$1.65
Nxp Semiconductors PCA9534D,118 I/O Expander, 8Bit, I2C, Smbus, 2.3V | I/O Expanders
Newark