Interface IC's Interface - I/O Expanders

Results: 670
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Description Datasheet Availability Pricing (JPY) 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR
Datasheet
232In Stock
Min.: 1
Mult.: 1

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 Tube 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package
Datasheet
13,036In Stock
18,000Expected 10/13/2026
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

PCAL9555A SMD/SMT HWQFN-24 I2C, Serial 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Analog Devices / Maxim Integrated Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C
Datasheet
1,500In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

MAX7315 SMD/SMT TQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 2 V 3.6 V 400 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package
Datasheet
4,508In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

PCA9555 SMD/SMT SO-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
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander
Datasheet
728In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PCA9535 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

Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand
Datasheet
487In Stock
Min.: 1
Mult.: 1

MAX7312 SMD/SMT TQFN-24 I2C, Serial 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Renesas / Intersil Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC COMEL
Datasheet
69In Stock
1,000Expected 2/2/2027
MouseReel Available
Min.: 1
Mult.: 1
: 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

Analog Devices / Maxim Integrated Interface - I/O Expanders 18-Port GPIO with LED Intensity Control,
Datasheet
80In Stock
Min.: 1
Mult.: 1

MAX7314 SMD/SMT QSOP-24 I2C, Serial 18 I/O With Interrupt 2 V 3.6 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
Analog Devices Interface - I/O Expanders 10 GPIO/Key Controller
Datasheet
922In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

ADP5585 SMD/SMT LFCSP-16 I2C, Serial 10 I/O With Interrupt 1.8 V 3 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel Without ESD Protection
Texas Instruments Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan
Datasheet
2,852In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9538 SMD/SMT SSOP-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
NXP Semiconductors Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in HVSON8 package
Datasheet
9,375In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

PCA9536 SMD/SMT HVSON-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 Remote 8B I2C & SMBu s I/O Expander
Datasheet
8,022In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9554A SMD/SMT TSSOP-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
Texas Instruments Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
130In Stock
10,000Expected 11/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

TCAL9539 SMD/SMT WQFN-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
Datasheet
76In Stock
4,000Expected 8/13/2026
MouseReel Available
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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package
Datasheet
5,514In Stock
7,500Expected 5/31/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

PCA9539 SMD/SMT TSSOP-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
Datasheet
69In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PCA9554A SMD/SMT TVSOP-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
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
Datasheet
437In Stock
660Expected 9/21/2026
Min.: 1
Mult.: 1
Max.: 50

MAX7301 SMD/SMT SSOP-36 Serial, SPI 28 I/O With Interrupt 2.5 V 5.5 V 26 MHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
Datasheet
538In Stock
Min.: 1
Mult.: 1

MAX7301 SMD/SMT TQFN-40 Serial, SPI 28 I/O With Interrupt 2.5 V 5.5 V 26 MHz - 40 C + 125 C Tube Without ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with
Datasheet
714In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

MAX7317 SMD/SMT TQFN-16 Serial, SPI 10 I/O Without Interrupt 2.25 V 3.6 V 26 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
Datasheet
379In Stock
30,000Expected 8/17/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,060
: 2,500

MAX7301 SMD/SMT TQFN-40 Serial, SPI 28 I/O With Interrupt 2.5 V 5.5 V 26 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection

NXP Semiconductors Interface - I/O Expanders 22-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN32 package
Datasheet
126In Stock
48,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

PCAL9722 SMD/SMT HVQFN-32 Serial, SPI With Interrupt 1.1 V 5.5 V 5 MHz - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
Datasheet
369In Stock
3,000On Order
Min.: 1
Mult.: 1

TCAL9538 SMD/SMT TSSOP-16 I2C, Serial, SMBus 9 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C
Texas Instruments Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW
Datasheet
85In Stock
2,000On Order
MouseReel Available
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 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
1,011In Stock
3,000Expected 9/18/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCAL9539 SMD/SMT TSSOP-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand
Datasheet
625In Stock
Min.: 1
Mult.: 1

MAX7311 SMD/SMT TQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection