Interface - I/O Expanders – Mouser Liechtenstein

.hide-partial { max-height: none; } .show-more { display: none; }

Interface Products for Low Power

Often the devices that require interfaces (e.g., USB, RS232, CAN) are portable, such as medical equipment or metering/monitoring tools that remotely collect data and need to be uploaded to a PC at a later time...

Learn More

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 18

Applied Filters:

Series

Package/Case

Interface Type

Number of I/Os

Interrupt Output

Supply Voltage - Min

Supply Voltage - Max

Packaging

ESD Protection

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Interface - I/O Expanders 16B I2C & SMBUS LOW PWR I/O EXPANDER

TCA1116PWR
Texas Instruments
1: CHF 2.07
1’790In Stock

Mfr. Part No.
TCA1116PWR

Mouser Part No
595-TCA1116PWR

Texas Instruments

Interface - I/O Expanders 16B I2C & SMBUS LOW PWR I/O EXPANDER

Datasheet

1’790In Stock

Cut Tape

CHF 2.07

CHF 2.01

CHF 1.96

CHF 1.91

Reel

CHF 1.61

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

TCA1116

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

2 kV

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR

PCA9557DB
Texas Instruments
1: CHF 3.16
410In Stock

Mfr. Part No.
PCA9557DB

Mouser Part No
595-PCA9557DB

Texas Instruments

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR

Datasheet

410In Stock

CHF 3.16

CHF 2.35

CHF 2.16

CHF 1.90

View

Min.: 1
Mult.: 1

PCA9557

SMD/SMT

SSOP-16

I2C, Serial, SMBus

8 I/O

Without Interrupt

2.5 V

6 V

400 kHz

- 40 C

+ 85 C

Tube

2 kV

Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander

TCA9539PWR
Texas Instruments
1: CHF 1.36
21’034In Stock

Mfr. Part No.
TCA9539PWR

Mouser Part No
595-TCA9539PWR

Texas Instruments

Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander

Datasheet

21’034In Stock

Cut Tape

CHF 1.36

CHF 1.00

CHF 0.912

CHF 0.809

Reel

CHF 0.682

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

TCA9539

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

2 kV

Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander

TCA9539RTWR
Texas Instruments
1: CHF 1.88
25’165In Stock

Mfr. Part No.
TCA9539RTWR

Mouser Part No
595-TCA9539RTWR

Texas Instruments

Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander

Datasheet

25’165In Stock

Cut Tape

CHF 1.88

CHF 1.39

CHF 1.27

CHF 1.14

View

Reel

CHF 1.02

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1’001

: 3’000

TCA9539

SMD/SMT

WQFN-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

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

PCA9539DGVR
Texas Instruments
1: CHF 1.68
1’525In Stock

Mfr. Part No.
PCA9539DGVR

Mouser Part No
595-PCA9539DGVR

Texas Instruments

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

Datasheet

1’525In Stock

Cut Tape

CHF 1.68

CHF 1.56

Reel

CHF 1.56

CHF 1.52

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

Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp

PCA9557RGYR
Texas Instruments
1: CHF 2.30
3’414In Stock

Mfr. Part No.
PCA9557RGYR

Mouser Part No
595-PCA9557RGYR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp

Datasheet

3’414In Stock

Cut Tape

CHF 2.30

CHF 1.71

CHF 1.57

CHF 1.41

Reel

CHF 1.33

View

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

Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander

PCA9534ARGTR
Texas Instruments
1: CHF 1.85
119In Stock
18’000Expected 2/26/2027

Mfr. Part No.
PCA9534ARGTR

Mouser Part No
595-PCA9534ARGTR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander

Datasheet

119In Stock

18’000Expected 2/26/2027

Cut Tape

CHF 1.85

CHF 1.37

CHF 1.25

CHF 1.12

Reel

CHF 0.94

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

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

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW

PCA9534PWR
Texas Instruments
1: CHF 1.39
4’121In Stock

Mfr. Part No.
PCA9534PWR

Mouser Part No
595-PCA9534PWR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW

Datasheet

4’121In Stock

Cut Tape

CHF 1.39

CHF 1.01

CHF 0.931

CHF 0.824

View

Reel

CHF 0.74

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1’001

: 2’000

PCA9534

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

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

PCA9535DBQR
Texas Instruments
1: CHF 2.46
770In Stock

Mfr. Part No.
PCA9535DBQR

Mouser Part No
595-PCA9535DBQR

Texas Instruments

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

Datasheet

770In Stock

Cut Tape

CHF 2.46

CHF 2.40

CHF 2.17

CHF 2.09

CHF 1.91

Reel

CHF 1.86

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

PCA9535

SMD/SMT

QSOP-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

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

PCA9535RGER
Texas Instruments
1: CHF 1.67
5’069In Stock
9’000Expected 9/18/2026

Mfr. Part No.
PCA9535RGER

Mouser Part No
595-PCA9535RGER

Texas Instruments

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander

Datasheet

5’069In Stock

9’000Expected 9/18/2026

Cut Tape

CHF 1.67

CHF 1.23

CHF 1.12

CHF 1.00

Reel

CHF 0.841

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

PCA9535

SMD/SMT

VQFN-24

I2C, Serial, SMBus

With Interrupt

2.3 V

5.5 V

400 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

2 kV

Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW

PCA9557PWR
Texas Instruments
1: CHF 1.63
3’145In Stock
4’000Expected 1/1/2027

Mfr. Part No.
PCA9557PWR

Mouser Part No
595-PCA9557PWR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW

Learn More

Datasheet

3’145In Stock

4’000Expected 1/1/2027

Cut Tape

CHF 1.63

CHF 1.21

CHF 1.11

CHF 0.987

Reel

CHF 0.857

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

PCA9557

SMD/SMT

TSSOP-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

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW

PCA9534DWR
Texas Instruments
1: CHF 2.50
85In Stock
2’000On Order

Mfr. Part No.
PCA9534DWR

Mouser Part No
595-PCA9534DWR

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

Cut Tape

CHF 2.50

CHF 1.87

CHF 1.72

CHF 1.55

Reel

CHF 1.32

View

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

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW

PCA9534APWR
Texas Instruments
1: CHF 1.61
5In Stock
4’000Expected 8/24/2026

Mfr. Part No.
PCA9534APWR

Mouser Part No
595-PCA9534APWR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW

Datasheet

5In Stock

4’000Expected 8/24/2026

Cut Tape

CHF 1.61

CHF 1.21

CHF 1.11

CHF 0.996

Reel

CHF 0.872

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

PCA9534A

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

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR

PCA9535PWR
Texas Instruments
1: CHF 2.07
380In Stock
4’000Expected 9/18/2026

Mfr. Part No.
PCA9535PWR

Mouser Part No
595-PCA9535PWR

Texas Instruments

Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR

Datasheet

380In Stock

4’000Expected 9/18/2026

Cut Tape

CHF 2.07

CHF 1.55

CHF 1.41

CHF 1.27

Reel

CHF 1.09

View

MouseReel Available

Min.: 1
Mult.: 1

: 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

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR

PCA9538DW
Texas Instruments
1: CHF 3.60
64In Stock

Mfr. Part No.
PCA9538DW

Mouser Part No
595-PCA9538DW

Texas Instruments

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR

Datasheet

64In Stock

CHF 3.60

CHF 2.70

CHF 2.49

CHF 2.24

View

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

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW

PCA9538PWR
Texas Instruments
1: CHF 1.61
1’160In Stock
8’000Expected 11/26/2026

Mfr. Part No.
PCA9538PWR

Mouser Part No
595-PCA9538PWR

Texas Instruments

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW

Datasheet

1’160In Stock

8’000Expected 11/26/2026

Cut Tape

CHF 1.61

CHF 1.19

CHF 1.09

CHF 0.968

Reel

CHF 0.824

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

PCA9538

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

Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr

TCA9535PWR
Texas Instruments
1: CHF 1.35
151In Stock
26’000On Order

Mfr. Part No.
TCA9535PWR

Mouser Part No
595-TCA9535PWR

Texas Instruments

Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr

Learn More

Datasheet

151In Stock

26’000On Order

Cut Tape

CHF 1.35

CHF 0.996

CHF 0.896

CHF 0.801

View

Reel

CHF 0.686

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

TCA9535

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

2 kV

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander

PCA9534ADB
Texas Instruments
1: CHF 3.34
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
PCA9534ADB

Mouser Part No
595-PCA9534ADB

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander

Datasheet

Non-Stocked Lead-Time 16 Weeks

CHF 3.34

CHF 2.54

CHF 2.14

CHF 2.07

View

Min.: 1
Mult.: 1

PCA9534A

SMD/SMT

SSOP-16

8 I/O

2.3 V

5.5 V

400 kHz

- 40 C

+ 85 C

Tube

Interface Products for Low Power

Customer Service Office

Company

Resources

Support