Interface IC's Interface - I/O Expanders

Results: 670
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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
Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port 1,589In Stock
Min.: 1
Mult.: 1
Max.: 1,614
: 2,500

MAX7300 SMD/SMT TQFN-40 I2C, Serial 20 I/O With Interrupt 2.5 V 5.5 V 400 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection


Diodes Incorporated Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port 3,368In Stock
Min.: 1
Mult.: 1
Max.: 340
: 3,000

PIO4IO SMD/SMT TSSOP-24 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape 4 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D 2,820In 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 & Lo- Pwr I/O Expander 2,263In Stock
Min.: 1
Mult.: 1
: 2,500

PCA9534A 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

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port 3,779In Stock
Min.: 1
Mult.: 1
Max.: 130
: 2,500

PIO4IO SMD/SMT TSSOP-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 4 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW 1,070In 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
Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand 2,586In Stock
Min.: 1
Mult.: 1
Max.: 2,660
: 2,500

MAX7311 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.5 V 5.5 V 400 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package 19,836In Stock
Min.: 1
Mult.: 1
: 2,500

PCA9554 SMD/SMT TSSOP-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
Diodes Incorporated Interface - I/O Expanders 16-bit I2C and SMBus Port 5,539In Stock
Min.: 1
Mult.: 1
Max.: 260
: 3,000

PIO4IO 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 4 kV
Texas Instruments Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D 11,251In 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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package 99,133In Stock
Min.: 1
Mult.: 1
: 6,000

PCAL6416A SMD/SMT HWQFN-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

Renesas / Intersil Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC 513In Stock
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
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr 825In Stock
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 16-bit translating I C-bus/SMBus I/O exp 602In Stock
3,000Expected 9/8/2026
Min.: 1
Mult.: 1
Max.: 1,001
: 3,000

TCAL6416R SMD/SMT QFN-24 I2C 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander 4,145In Stock
Min.: 1
Mult.: 1
: 3,000

PCF8575 SMD/SMT VQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.5 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 TSSOP8 package 31,446In Stock
Min.: 1
Mult.: 1
: 2,500

PCA9536 SMD/SMT TSSOP-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 8-Bit I/O Exp ander for I2C-Bus 3,735In Stock
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
Diodes Incorporated Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port 3,406In Stock
Min.: 1
Mult.: 1
Max.: 620
: 3,500

PIO4IO SMD/SMT TQFN-24 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 4 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus 1,421In 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
Nexperia Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24 2,419In Stock
Min.: 1
Mult.: 1
: 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

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port 3,638In Stock
Min.: 1
Mult.: 1
Max.: 460
: 2,500

PIO4IO SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape 4 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555 in HVQFN24 package 17,255In Stock
18,000Expected 10/5/2026
Min.: 1
Mult.: 1
: 6,000

PCA9535 SMD/SMT HVQFN-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 I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB 1,058In Stock
Min.: 1
Mult.: 1
: 250

LM8330 SMD/SMT DSBGA-25 I2C, Serial With Interrupt 1.62 V 1.98 V 400 kHz - 30 C + 85 C Reel, Cut Tape, MouseReel 8 kV
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port 2,754In Stock
Min.: 1
Mult.: 1
Max.: 2,834
: 1,000

MAX7301 SMD/SMT SSOP-36 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 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package 7,218In Stock
18,000Expected 9/21/2026
Min.: 1
Mult.: 1
: 6,000

PCA9538A SMD/SMT HVQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV