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
Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand
Datasheet
225In Stock
Min.: 1
Mult.: 1

MAX7312 SMD/SMT SSOP-24 I2C, Serial 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with Eight Push-Pull O
Datasheet
177In Stock
Min.: 1
Mult.: 1

MAX7320 SMD/SMT TQFN-16 I2C, Serial 8 I/O Without Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu
Datasheet
78In Stock
Min.: 1
Mult.: 1

MAX7322 SMD/SMT QSOP-16 I2C, Serial 4 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C
Datasheet
190In Stock
Min.: 1
Mult.: 1

MAX7315 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 2 V 3.6 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package
Datasheet
9.364In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCAL9539A SMD/SMT HWQFN-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
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
Datasheet
349In Stock
Min.: 1
Mult.: 1

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
1.282In 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

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port
Datasheet
153In Stock
Min.: 1
Mult.: 1

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 Tube 4 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR
Datasheet
49In Stock
4.000Expected 5/6/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9535 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

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with Eight Inputs and
Datasheet
164In Stock
Min.: 1
Mult.: 1

MAX7319 SMD/SMT QSOP-16 I2C, Serial 8 I/O With Interrupt 5.5 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders 9-Bit I C Nonvolatile I/O Expander Plus
Datasheet
360In Stock
Min.: 1
Mult.: 1

DS4520E SMD/SMT TSSOP-16 I2C, Serial 9 I/O Without Interrupt 2.7 V 5.5 V 400 kHz - 40 C + 85 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR
Datasheet
111In Stock
Min.: 1
Mult.: 1

PCA9538 SMD/SMT SOIC-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV

Analog Devices / Maxim Integrated Interface - I/O Expanders I C and JTAG Nonvolatile 9-Bit I/O Expan
Datasheet
207In Stock
Min.: 1
Mult.: 1

DS4550E SMD/SMT TSSOP-20 I2C, Serial 9 I/O Without Interrupt 2.7 V 5.5 V 400 kHz - 40 C + 85 C Tube Without ESD Protection
Renesas / Intersil Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 8MHZ IND
Datasheet
350In Stock
Min.: 1
Mult.: 1

82C55 Through Hole PDIP-40 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz - 40 C + 85 C Tube 1 kV


Diodes Incorporated Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port
Datasheet
1.552In Stock
Min.: 1
Mult.: 1
Reel: 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 Mobile I/O Companion Key-Scan
Datasheet
223In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 250

LM8333 SMD/SMT WQFN-32 I2C, Serial 4 I/O With Interrupt 2.25 V 2.9 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 8 kV
Analog Devices / Maxim Integrated Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with
Datasheet
249In Stock
Min.: 1
Mult.: 1

MAX7317 SMD/SMT TQFN-16 Serial, SPI 10 I/O Without Interrupt 2.25 V 3.6 V 26 MHz - 40 C + 125 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander
Datasheet
1.105In Stock
4.000Expected 2/27/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

TCA6408A 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

Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa
Datasheet
111In Stock
Min.: 1
Mult.: 1

MAX7318 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port
Datasheet
2.395In Stock
Min.: 1
Mult.: 1
Reel: 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 16bit I2C/SMBus IO Expander w/Interrupt
Datasheet
2.413In Stock
6.000Expected 2/23/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 6.000

PCAL6416A SMD/SMT VFBGA-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
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB
Datasheet
413In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

PCA9557 SMD/SMT SSOP-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 8-Bit I2C and SMBus I/O Expander A 595-T A 595-TCA9554ADWT
Datasheet
1.812In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

TCA9554A SMD/SMT SOIC-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 I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR
Datasheet
164In Stock
Min.: 1
Mult.: 1

PCA9539 SMD/SMT SSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR
Datasheet
419In Stock
Min.: 1
Mult.: 1

PCA9535 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV