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

6 V Interface - I/O Expanders

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

Results: 22

Applied Filters:

Supply Voltage - Max = 6 V

Series

Mounting Style

Package/Case

Interface Type

Interrupt Output

Maximum Clock Frequency

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

PCA9557DGVR
Texas Instruments
1: $3.28
2,335In Stock

Mfr. Part No.
PCA9557DGVR

Mouser Part No
595-PCA9557DGVR

Texas Instruments

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

Datasheet

2,335In Stock

Cut Tape

$3.28

$2.45

$2.25

$2.02

View

Reel

$1.65

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCA9557

SMD/SMT

TVSOP-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 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574AN

PCF8574ANE4
Texas Instruments
1: $4.38
115In Stock

Mfr. Part No.
PCF8574ANE4

Mouser Part No
595-PCF8574ANE4

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574AN

Datasheet

Product Comments

115In Stock

$4.38

$3.41

$2.89

$2.73

View

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

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

PCA9557DB
Texas Instruments
1: $3.99
400In 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

400In Stock

$3.99

$2.97

$2.72

$2.43

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 Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D

PCA9557DR
Texas Instruments
1: $1.75
2,824In Stock

Mfr. Part No.
PCA9557DR

Mouser Part No
595-PCA9557DR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D

Learn More

Datasheet

2,824In Stock

Cut Tape

$1.75

$1.29

$1.17

$1.04

Reel

$0.90

View

MouseReel Available

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

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

PCA9557RGYR
Texas Instruments
1: $2.90
2,799In 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

2,799In Stock

Cut Tape

$2.90

$2.16

$1.98

$1.78

Reel

$1.68

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 8-Bit I/O Exp ander for I2C-Bus

PCF8574ADGVR
Texas Instruments
1: $3.48
3,739In Stock

Mfr. Part No.
PCF8574ADGVR

Mouser Part No
595-PCF8574ADGVR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

Datasheet

3,739In Stock

Cut Tape

$3.48

$2.68

$2.53

$2.43

Reel

$1.90

View

MouseReel Available

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

Interface - I/O Expanders 8bit I/O Expndr

PCF8574AN
Texas Instruments
1: $4.32
795In Stock

Mfr. Part No.
PCF8574AN

Mouser Part No
595-PCF8574AN

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr

Datasheet

795In Stock

$4.32

$3.27

$2.94

$2.67

View

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

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

PCF8574DGVR
Texas Instruments
1: $4.19
1,855In Stock

Mfr. Part No.
PCF8574DGVR

Mouser Part No
595-PCF8574DGVR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

Datasheet

1,855In Stock

Cut Tape

$4.19

$3.16

$2.90

$2.62

$2.53

Reel

$2.14

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

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

PCF8574RGYR
Texas Instruments
1: $2.23
1,421In Stock

Mfr. Part No.
PCF8574RGYR

Mouser Part No
595-PCF8574RGYR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

Datasheet

1,421In Stock

Cut Tape

$2.23

$1.66

$1.51

$1.35

Reel

$1.14

View

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

Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB

PCA9557DBR
Texas Instruments
1: $2.88
2,174In Stock

Mfr. Part No.
PCA9557DBR

Mouser Part No
595-PCA9557DBR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB

Datasheet

2,174In Stock

Cut Tape

$2.88

$2.15

$1.97

$1.77

View

Reel

$1.47

MouseReel Available

Min.: 1
Mult.: 1

: 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

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW

PCF8574ADWR
Texas Instruments
1: $1.59
4,653In Stock

Mfr. Part No.
PCF8574ADWR

Mouser Part No
595-PCF8574ADWR

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW

Datasheet

4,653In Stock

Cut Tape

$1.59

$1.16

$1.06

$0.935

Reel

$0.783

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8574A

SMD/SMT

SOIC-16

I2C, Serial

8 I/O

With Interrupt

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

1 kV

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW

PCF8574PWR
Texas Instruments
1: $1.82
5,003In Stock

Mfr. Part No.
PCF8574PWR

Mouser Part No
595-PCF8574PWR

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW

Datasheet

5,003In Stock

Cut Tape

$1.82

$1.34

$1.22

$1.09

Reel

$0.942

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8574

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

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574APW A 595- A 595-PCF8574APW

PCF8574APWR
Texas Instruments
1: $1.59
818In Stock
10,000Expected 17/12/2026

Mfr. Part No.
PCF8574APWR

Mouser Part No
595-PCF8574APWR

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574APW A 595- A 595-PCF8574APW

Datasheet

818In Stock

10,000Expected 17/12/2026

Cut Tape

$1.59

$1.16

$1.06

$0.935

View

Reel

$0.793

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

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

PCF8574ARGYR
Texas Instruments
1: $2.56
895In Stock

Mfr. Part No.
PCF8574ARGYR

Mouser Part No
595-PCF8574ARGYR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

Datasheet

895In Stock

Cut Tape

$2.56

$1.91

$1.75

$1.56

Reel

$1.31

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

PCF8574A

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

Interface - I/O Expanders 8bit I/O Expndr

PCF8574N
Texas Instruments
1: $3.02
1,943In Stock
10,900Expected 12/10/2026

Mfr. Part No.
PCF8574N

Mouser Part No
595-PCF8574N

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr

Datasheet

1,943In Stock

10,900Expected 12/10/2026

$3.02

$2.25

$2.05

$1.83

View

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

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

PCA9557PWR
Texas Instruments
1: $2.06
121In Stock
4,000Expected 15/09/2026

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

121In Stock

4,000Expected 15/09/2026

Cut Tape

$2.06

$1.52

$1.39

$1.24

Reel

$1.08

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 8-Bit I2C and SMBus LP I/O Exp

PCA9557RGVR
Texas Instruments
1: $2.02
17,173On Order

Mfr. Part No.
PCA9557RGVR

Mouser Part No
595-PCA9557RGVR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp

Learn More

Datasheet

17,173On Order

Cut Tape

$2.02

$1.49

$1.36

$1.19

Reel

$0.993

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW

PCF8574DWR
Texas Instruments
1: $2.11
15,617Expected 10/12/2026

Mfr. Part No.
PCF8574DWR

Mouser Part No
595-PCF8574DWR

Texas Instruments

Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW

Datasheet

15,617Expected 10/12/2026

Cut Tape

$2.11

$1.56

$1.42

$1.27

Reel

$1.05

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8574

SMD/SMT

SOIC-16

I2C, Serial

8 I/O

With Interrupt

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

1 kV

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

PCF8574RGTR
Texas Instruments
1: $1.90
8,133On Order

Mfr. Part No.
PCF8574RGTR

Mouser Part No
595-PCF8574RGTR

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus

Datasheet

8,133On Order

Cut Tape

$1.90

$1.43

$1.27

$1.13

Reel

$0.957

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

PCF8574

SMD/SMT

VQFN-16

I2C, Serial

8 I/O

With Interrupt

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

1 kV

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR

PCF8574APWRE4
Texas Instruments
1: $1.60
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PCF8574APWRE4

Mouser Part No
595-PCF8574APWRE4

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR

Datasheet

Product Comments

Non-Stocked Lead-Time 9 Weeks

Cut Tape

$1.60

$1.17

$1.06

$0.939

Reel

$0.824

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8574A

SMD/SMT

TSSOP-20

8 I/O

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR

PCF8574APWRG4
Texas Instruments
1: $1.60
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PCF8574APWRG4

Mouser Part No
595-PCF8574APWRG4

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR

Datasheet

Product Comments

Non-Stocked Lead-Time 9 Weeks

Cut Tape

$1.60

$1.17

$1.06

$0.939

Reel

$0.824

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8574A

SMD/SMT

TSSOP-20

8 I/O

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574N

PCF8574NE4
Texas Instruments
1: $3.02
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
PCF8574NE4

Mouser Part No
595-PCF8574NE4

Texas Instruments

Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574N

Datasheet

Product Comments

Non-Stocked Lead-Time 9 Weeks

$3.02

$2.32

$1.96

$1.83

View

Min.: 1
Mult.: 1

PCF8574

Through Hole

PDIP-16

8 I/O

2.5 V

6 V

100 kHz

- 40 C

+ 85 C

Tube

6 V Interface - I/O Expanders

Customer Service Office

Company

Resources

Support