Interface IC's Interface - I/O Expanders

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Description Datasheet Availability Pricing (EUR) 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

NXP Semiconductors Interface - I/O Expanders 8-BIT I2C FM TP GPIO INT PU
Datasheet
7.644In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9554A 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
NXP Semiconductors Interface - I/O Expanders 16b I2C BUS INTERUPT
Datasheet
2.471In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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 AEC-Q100 Reel, Cut Tape, MouseReel 2 kV

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expanders with Eight I/O Ports
Datasheet
133In Stock
Min.: 1
Mult.: 1

MAX7329 SMD/SMT SOIC-16 I2C, Serial 8 I/O With Interrupt 2.5 V 5.5 V 100 kHz - 40 C + 125 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders Automotive Low Volta ge 16bit
Datasheet
4.870In Stock
6.000Expected 08/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

TCA9539 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 3.6 V 400 kHz - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8bit I2C/SMBus IO Expander w/Interrupt
Datasheet
3.185In Stock
16.000Expected 09/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

PCAL6408A SMD/SMT XQFN-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
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package
Datasheet
6.695In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCAL9538A 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

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os
Datasheet
313In Stock
Min.: 1
Mult.: 1

MAX7321 SMD/SMT QSOP-16 I2C, Serial 8 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
NXP Semiconductors Interface - I/O Expanders 8-BIT I2C FM TP GPIO INT RST
Datasheet
5.622In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCA9538 SMD/SMT HVQFN-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
NXP Semiconductors Interface - I/O Expanders 16BIT I2C FM TP GPIO
Datasheet
5.750In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9535C 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
NXP Semiconductors Interface - I/O Expanders 8bit I2C IO Port
Datasheet
2.328In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9538A SMD/SMT TSSOP-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
Renesas / Intersil Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O5V8MHZ40PDIPCOM
Datasheet
306In Stock
Min.: 1
Mult.: 1

CP82C55A Through Hole PDIP-40 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz 0 C + 70 C Tube Without ESD Protection

NXP Semiconductors Interface - I/O Expanders 8bit I2C IO Port
Datasheet
6.114In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
NXP Semiconductors Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package
Datasheet
616In Stock
10.000Expected 30/03/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9505 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
NXP Semiconductors Interface - I/O Expanders ULV 34-bit Fm+, I2C- I/O Expander
Datasheet
5.856In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5.000

PCAL6534 SMD/SMT VFBGA-42 I2C, Serial, SMBus 34 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8bit IO Expander Low Voltage TSSOP
Datasheet
8.441In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA6408A 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
NXP Semiconductors Interface - I/O Expanders 16bit I2C IO Port Interrupt and Agile
Datasheet
6.949In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCAL9535A SMD/SMT TSSOP-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

NXP Semiconductors Interface - I/O Expanders 8bit IO Expander Low Voltage HVQFN
Datasheet
8.265In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCA6408A 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
NXP Semiconductors Interface - I/O Expanders 8bit IO Expander Low Voltage XQFN
Datasheet
3.602In Stock
11.400Expected 06/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

PCA6408A SMD/SMT XQFN-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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset, Low Power version of PCA9555 in TSSOP24 package
Datasheet
2.200In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9539R SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16bit I2C IO Port
Datasheet
2.017In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9539A SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV

NXP Semiconductors Interface - I/O Expanders 8b I2C/SMBus IO Port I2C Fixed Address
Datasheet
5.453In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCA9554B 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
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr
Datasheet
290In Stock
2.425Expected 19/03/2026
Min.: 1
Mult.: 1

PCF8574 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
NXP Semiconductors Interface - I/O Expanders 16-BIT I2C FM TP GPIO INT PU
Datasheet
2.936In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
NXP Semiconductors Interface - I/O Expanders 8b I2C/SMBus IO Port I2C Fixed Address
Datasheet
9.504In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

PCA9554B SMD/SMT TSSOP-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
NXP Semiconductors Interface - I/O Expanders I2C/SMBUS 16BIT GPIO
Datasheet
7.867In Stock
6.000Expected 26/03/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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