Interface - I/O Expanders

Results: 512
Select Image Part # Mfr. Description Datasheet Availability Pricing (PLN) 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

Renesas / Intersil Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC IND 746In Stock
Min.: 1
Mult.: 1

82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz - 40 C + 85 C Tube 1 kV
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER 637In Stock
21 000Expected 12/3/2026
Min.: 1
Mult.: 1
: 3 000

TCAL6408 SMD/SMT UQFN-16 I2C, Serial, SMBus 9 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel
Nexperia Interface - I/O Expanders NCA9539BY/SOT8041/HWQFN24 350In Stock
Min.: 1
Mult.: 1
: 3 000

SMD/SMT HWQFN-24 Reel, Cut Tape
Microchip Technology Interface - I/O Expanders 8bit Input/Output Exp I2C interface 11 149In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-20 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders In/Out I2C int 6 938In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube Without ESD Protection

Microchip Technology Interface - I/O Expanders In/Out I2C int 9 003In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-20 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube Without ESD Protection

Microchip Technology Interface - I/O Expanders In/Out I2C int 6 078In Stock
6 400Expected 10/1/2026
Min.: 1
Mult.: 1
: 1 600

SMD/SMT SSOP-20 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection

Microchip Technology Interface - I/O Expanders 8-bit I/O Expander I2C interface 3 362In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-20 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 8B I/O Expander SPI interface
5 394In Stock
Min.: 1
Mult.: 1
: 3 300

SMD/SMT QFN-16 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV

Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface 1 180In Stock
1 911Expected 10/2/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-24 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface 6 078In Stock
Min.: 1
Mult.: 1
: 3 300

SMD/SMT QFN-24 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Microchip Technology Interface - I/O Expanders 16-bit I/O Expander I2C interface 4 829In Stock
Min.: 1
Mult.: 1
: 2 100

SMD/SMT SSOP-24 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Microchip Technology Interface - I/O Expanders 8bit Input/Output Exp SPI interface 5 713In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-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 In/Out SPI int 1 058In 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 809In 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 3 099In 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 10 290In 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 253In 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 823In Stock
9 760Expected 2/1/2027
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 16bit Input/Output Exp SPI interface 9 263In Stock
12 800Expected 9/11/2026
Min.: 1
Mult.: 1
: 1 600

MCP23S17 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 4 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander SPI interface 5 036In 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 1 030In Stock
945Expected 1/4/2027
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 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 684In 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 201In 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