Interface - I/O Expanders

Results: 295
Select Image Part #
 Mfr.
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
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW
Datasheet
1.943In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

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 Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander
Datasheet
2.200In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCA9539 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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW
Datasheet
1.804In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCA9555 SMD/SMT SOIC-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 Remote 8B I2C & SMBu s Lo-Pwr I/O Exp
Datasheet
3.414In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

PCA9557 SMD/SMT VQFN-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 8bit I/O Expndr
Datasheet
1.038In 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 8bit I/O Expndr A 59 5-PCF8574APW A 595- A 595-PCF8574APW
Datasheet
2.929In Stock
10.000Expected 16/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 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
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
Datasheet
1.968In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCF8574 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
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr
Datasheet
2.527In Stock
6.325Expected 28/08/2026
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
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus
Datasheet
1.522In Stock
MouseReel Available
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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW
Datasheet
1.070In Stock
MouseReel Available
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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander
Datasheet
831In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCF8575 SMD/SMT TVSOP-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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW
Datasheet
1.104In Stock
4.000Expected 15/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCF8575 SMD/SMT SOIC-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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575PW
Datasheet
3.184In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCF8575 SMD/SMT TSSOP-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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575PWR
Datasheet
Product Comments
2.281In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

PCF8575 SMD/SMT TSSOP-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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander
Datasheet
1.619In Stock
3.000Expected 14/08/2026
MouseReel Available
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
Texas Instruments Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus
Datasheet
5.785In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

TCA9536 SMD/SMT X2SON-8 I2C, SMBus 4 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 1 kV, 2 kV, 4 kV
Texas Instruments Interface - I/O Expanders Remote 16bit I2C and SMBux
Datasheet
7.247In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

TCA9539 SMD/SMT VQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander
Datasheet
3.966In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

TCA9554A SMD/SMT SSOP-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 Remote 8-bit I2C SMB us I/O Expander
Datasheet
1.934In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

TCA9554 SMD/SMT SSOP-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 8-bit translating I& sup2;C-bus/SMBus I/
Datasheet
522In Stock
3.000Expected 07/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

TCAL6408 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel With ESD Protection

Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp
Datasheet
200In Stock
3.000Expected 14/08/2026
Min.: 1
Mult.: 1
Max.: 200

TCAL6416R SMD/SMT X2QFN-24 I2C, Serial, SMBus With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C 4 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 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
1.072In Stock
3.000Expected 18/09/2026
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
Texas Instruments Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
527In Stock
10.000Expected 05/11/2026
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
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp I2C interface
Datasheet
4.489In Stock
7.965Expected 28/09/2026
Min.: 1
Mult.: 1

MCP23017 Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube 4 kV