Interface - I/O Expanders

Results: 512
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Mounting Style Package / Case Interface Type Number of I/Os Interrupt Output Supply Voltage - Min Supply Voltage - Max Maximum Clock Frequency Minimum Operating Temperature Maximum Operating Temperature Qualification Packaging ESD Protection
Microchip Technology Interface - I/O Expanders In/Out SPI int 1.028In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection

Microchip Technology Interface - I/O Expanders In/Out SPI int 8.510In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-20 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 8bit Input/Output Exp SPI interface 2.949In Stock
Min.: 1
Mult.: 1
: 3.300

SMD/SMT QFN-20 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection

Microchip Technology Interface - I/O Expanders In/Out SPI int 9.596In Stock
Min.: 1
Mult.: 1
: 1.600

SMD/SMT SSOP-20 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Microchip Technology Interface - I/O Expanders 8B I/O Expander SPI interface
9.228In Stock
5.040Expected 12/14/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-16 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 8B I/O Expander SPI interface
2.697In Stock
Min.: 1
Mult.: 1
: 3.300

SMD/SMT QFN-16 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface 4.816In Stock
9.760Expected 12/3/2026
Min.: 1
Mult.: 1

MCP23S17 SMD/SMT QFN-28 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander SPI interface 3.983In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-24 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 16B I/O Expander SPI interface 2.669In Stock
9.900Expected 1/1/2027
Min.: 1
Mult.: 1
: 3.300

MCP23S18 SMD/SMT QFN-24 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection

Microchip Technology Interface - I/O Expanders 16B I/O Expander SPI interface 1.151In Stock
Min.: 1
Mult.: 1
: 1.600

SMD/SMT SOIC-28 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Microchip Technology Interface - I/O Expanders Mixed signal Expandr 1.011In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-14 CAN 8 I/O Without Interrupt 5.5 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW 3.843In Stock
Min.: 1
Mult.: 1
: 2.000

PCA9534 SMD/SMT SOIC-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D 10.188In Stock
Min.: 1
Mult.: 1
: 2.500

PCA9536 SMD/SMT SOIC-8 I2C, Serial, SMBus 4 I/O Without Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW 1.463In Stock
Min.: 1
Mult.: 1
: 2.000

PCA9538 SMD/SMT SOIC-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander 1.525In Stock
Min.: 1
Mult.: 1
: 2.000

PCA9539 SMD/SMT TVSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW 2.144In Stock
Min.: 1
Mult.: 1
: 2.000

PCA9539 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander 2.382In Stock
Min.: 1
Mult.: 1
: 2.500

PCA9554A SMD/SMT VQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW 1.429In Stock
Min.: 1
Mult.: 1
: 2.000

PCA9555 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D 2.701In Stock
Min.: 1
Mult.: 1
: 2.500

PCA9557 SMD/SMT SOIC-Narrow-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp 2.750In Stock
Min.: 1
Mult.: 1
: 3.000

PCA9557 SMD/SMT VQFN-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus 906In Stock
6.000Expected 10/5/2026
Min.: 1
Mult.: 1
: 2.000

PCF8574A SMD/SMT TVSOP-20 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr 751In Stock
1.100Expected 10/12/2026
Min.: 1
Mult.: 1

PCF8574A Through Hole PDIP-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Tube 1 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus 1.923In Stock
Min.: 1
Mult.: 1
: 2.000

PCF8574 SMD/SMT TVSOP-20 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus 1.295In Stock
Min.: 1
Mult.: 1
: 3.000

PCF8574 SMD/SMT VQFN-20 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW 1.110In Stock
Min.: 1
Mult.: 1
: 2.000

PCF8575C SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 4.5 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV