Interface IC's Interface - I/O Expanders

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Description Datasheet Availability Pricing (IDR) 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
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander
Datasheet
2.230In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

TCA9538 SMD/SMT TSSOP-16 I2C, Serial 8 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW
Datasheet
3.325In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCF8574 SMD/SMT SOIC-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV
NXP Semiconductors Interface - I/O Expanders 40BIT I2C FMTP GPIO INT RST OE
Datasheet
8.049In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9506 SMD/SMT TSSOP-56 I2C, Serial 40 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV

Microchip Technology Interface - I/O Expanders In/Out I2C int
Datasheet
27In Stock
6.060Expected 26/02/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
Datasheet
1.570In Stock
Min.: 1
Mult.: 1

TCAL9538 SMD/SMT X2QFN-16 I2C, Serial, SMBus 9 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C

Renesas / Intersil Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC COMEL
Datasheet
862In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz 0 C + 70 C Reel, Cut Tape, MouseReel Without ESD Protection
Texas Instruments Interface - I/O Expanders Remote 4-Bit I² C and SMBus I/O exp
Datasheet
4.908In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5.000

TCA9536 SMD/SMT X2SON-8 I2C, Serial, SMBus 4 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
Datasheet
5.932In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
Infineon Technologies Interface - I/O Expanders 60BIT IO EXPANDER W/EEPROM
Datasheet
1.682In Stock
Min.: 1
Mult.: 1

CY8C95xx SMD/SMT TQFP-100 I2C, Serial 60 I/O With Interrupt 3 V 5.25 V 24 MHz - 40 C + 85 C Tray 2 kV
Texas Instruments Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr
Datasheet
2.617In Stock
6.000Expected 28/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

TCA9535 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Infineon Technologies Interface - I/O Expanders I/O PORT EXPANDR FOR NEUTRON 534
Datasheet
584In Stock
1.149Expected 04/03/2026
Min.: 1
Mult.: 1

CY8C95xx SMD/SMT SSOP-28 I2C, Serial 20 I/O With Interrupt 3 V 5.25 V 24 MHz - 40 C + 85 C Tube 2 kV
NXP Semiconductors Interface - I/O Expanders 8bit I2C/SMBus IO Expander w/Interrupt
Datasheet
87.854In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCAL6408A SMD/SMT HVQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface
Datasheet
122In Stock
Min.: 1
Mult.: 1

Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube Without ESD Protection
NXP Semiconductors Interface - I/O Expanders 40BT I2C FM+TPGPIO IN-RS-PU OE
Datasheet
4.283In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9698 SMD/SMT TSSOP-56 I2C, Serial 40 I/O With Interrupt 2.3 V 5.5 V 1 MHz - 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
Datasheet
2.583In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

PCF8574 SMD/SMT VQFN-16 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 SDIO Port Expander
Datasheet
14.770In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

TXS02612 SMD/SMT WQFN-24 Parallel 4 I/O Without Interrupt 1.1 V 3.6 V 60 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Nexperia Interface - I/O Expanders ANALOG & LOGIC
Datasheet
4.118In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-TCA9554PWR
Datasheet
3.349In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9554 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port
Datasheet
810In Stock
Min.: 1
Mult.: 1

MAX7300 SMD/SMT SSOP-36 I2C, Serial 20 I/O With Interrupt 2.5 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574APW A 595- A 595-PCF8574APW
Datasheet
2.648In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCF8574A SMD/SMT TSSOP-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

Renesas / Intersil Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
Datasheet
591In Stock
Min.: 1
Mult.: 1

82C55A SMD/SMT PLCC-44 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz 0 C + 70 C Tube Without ESD Protection
Diodes Incorporated Interface - I/O Expanders 24-bit I2C-bus I/O Expander
Datasheet
3.379In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.500

PIO4IO SMD/SMT TQFN-32 I2C, Serial 24 I/O With Interrupt 2.3 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 4 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW
Datasheet
2.291In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
Datasheet
1.609In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

PCF8574A 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 4-Bit I2C and SMBus I/O Expander
Datasheet
4.106In Stock
7.500Expected 25/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9536 SMD/SMT VSSOP-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