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Interface IC's Interface - I/O Expanders

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Results: 670

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Part #

Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package

PCAL9538APWJ
NXP Semiconductors
1: $2.98
12,410In Stock

Mfr. Part No.
PCAL9538APWJ

Mouser Part No
771-PCAL9538APWJ

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

12,410In Stock

Cut Tape

$2.98

$2.22

$2.01

$1.81

Reel

$1.55

View

MouseReel Available

Min.: 1
Mult.: 1

: 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

Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package

PCA9505DGGY
NXP Semiconductors
1: $8.74
5,190In Stock

Mfr. Part No.
PCA9505DGGY

Mouser Part No
771-PCA9505DGGY

NXP Semiconductors

Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package

Datasheet

5,190In Stock

Cut Tape

$8.74

$6.70

$6.20

$5.64

View

Reel

$5.07

MouseReel Available

Min.: 1
Mult.: 1

: 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

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

PCF8574AN
Texas Instruments
1: $5.88
1,041In Stock

Mfr. Part No.
PCF8574AN

Mouser Part No
595-PCF8574AN

Texas Instruments

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

Datasheet

1,041In Stock

$5.88

$4.45

$4.00

$3.63

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 W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC

CS82C55A-5Z
Renesas / Intersil
1: $22.54
185In Stock
1,040Expected 15/12/2026

Mfr. Part No.
CS82C55A-5Z

Mouser Part No
968-CS82C55A-5Z

Renesas / Intersil

Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC

Datasheet

185In Stock

1,040Expected 15/12/2026

$22.54

$17.64

$16.42

$15.08

View

Min.: 1
Mult.: 1

82C55A

SMD/SMT

PLCC-44

Parallel

24 I/O

With Interrupt

4.5 V

5.5 V

8 MHz

0 C

+ 70 C

Tube

Without ESD Protection

Interface - I/O Expanders 8-bit I2C and SMBus IO Port

PI4IOE5V9554LEX
Diodes Incorporated
1: $1.69
3,620In Stock

Mfr. Part No.
PI4IOE5V9554LEX

Mouser Part No
729-PI4IOE5V9554LEX

Diodes Incorporated

Interface - I/O Expanders 8-bit I2C and SMBus IO Port

Learn More

Datasheet

3,620In Stock

Cut Tape

$1.69

$1.22

$1.11

$0.981

$0.919

Reel

$0.919

Min.: 1
Mult.: 1
Max.: 460

: 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

Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC

CS82C55A-5Z96
Renesas / Intersil
1: $22.54
513In Stock

Mfr. Part No.
CS82C55A-5Z96

Mouser Part No
968-CS82C55A-5Z96

Renesas / Intersil

Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC

Datasheet

513In Stock

Cut Tape

$22.54

$17.64

$16.42

$15.08

Reel

$14.05

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

82C55A

SMD/SMT

PLCC-44

Parallel

24 I/O

With Interrupt

4.5 V

5.5 V

8 MHz

0 C

+ 70 C

Reel, Cut Tape, MouseReel

Without ESD Protection

Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port

PI4IOE5V9555LEX
Diodes Incorporated
1: $1.74
3,368In Stock

Mfr. Part No.
PI4IOE5V9555LEX

Mouser Part No
729-PI4IOE5V9555LEX

Diodes Incorporated

Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port

Learn More

Datasheet

3,368In Stock

Cut Tape

$1.74

$1.27

$1.15

$1.05

$0.987

Reel

$0.987

Min.: 1
Mult.: 1
Max.: 340

: 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

Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24

NCA9539PWJ
Nexperia
1: $1.67
3,099In Stock

Mfr. Part No.
NCA9539PWJ

Mouser Part No
771-NCA9539PWJ

Nexperia

Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24

Learn More

Datasheet

3,099In Stock

Cut Tape

$1.67

$1.21

$1.10

$0.97

Reel

$0.826

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package

PCA9536DP,118
NXP Semiconductors
1: $2.54
34,082In Stock

Mfr. Part No.
PCA9536DP,118

Mouser Part No
771-PCA9536DP-T

NXP Semiconductors

Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package

Datasheet

34,082In Stock

Cut Tape

$2.54

$1.88

$1.70

$1.52

Reel

$1.28

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

PCA9536

SMD/SMT

TSSOP-8

I2C, Serial, SMBus

4 I/O

Without Interrupt

2.3 V

5.5 V

400 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

2 kV

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

PCF8574APWR
Texas Instruments
1: $2.16
3,021In 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

3,021In Stock

10,000Expected 17/12/2026

Cut Tape

$2.16

$1.58

$1.44

$1.27

View

Reel

$1.06

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 NCA9535PW/SOT355/TSSOP24

NCA9535PWJ
Nexperia
1: $1.96
2,419In Stock

Mfr. Part No.
NCA9535PWJ

Mouser Part No
771-NCA9535PWJ

Nexperia

Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24

Learn More

Datasheet

2,419In Stock

Cut Tape

$1.96

$1.43

$1.28

$1.14

Reel

$0.923

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package

PCAL9714HNMP
NXP Semiconductors
1: $2.03
3,734In Stock
6,000Expected 24/8/2026

Mfr. Part No.
PCAL9714HNMP

Mouser Part No
771-PCAL9714HNMP

NXP Semiconductors

Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package

Learn More

Datasheet

3,734In Stock

6,000Expected 24/8/2026

Cut Tape

$2.03

$1.48

$1.34

$1.19

View

Reel

$0.974

Min.: 1
Mult.: 1

: 6,000

PCAL9714

SMD/SMT

HVQFN-24

I2C, Serial

With Interrupt

1.1 V

5.5 V

5 MHz

- 40 C

+ 85 C

Reel, Cut Tape

2 kV

Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D

PCA9536DR
Texas Instruments
1: $2.12
11,273In Stock

Mfr. Part No.
PCA9536DR

Mouser Part No
595-PCA9536DR

Texas Instruments

Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D

Datasheet

11,273In Stock

Cut Tape

$2.12

$1.56

$1.41

$1.25

Reel

$1.05

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

PCA9536

SMD/SMT

SOIC-8

I2C, Serial, SMBus

4 I/O

Without Interrupt

2.3 V

5.5 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

PCF8574RGYR
Texas Instruments
1: $3.03
1,463In 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

1,463In Stock

Cut Tape

$3.03

$2.26

$2.05

$1.84

Reel

$1.55

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 NCA9539PW-Q100/SOT355/TSSOP24

NCA9539PW-Q100J
Nexperia
1: $2.27
1,692In Stock

Mfr. Part No.
NCA9539PW-Q100J

Mouser Part No
771-NCA9539PW-Q100J

Nexperia

Interface - I/O Expanders NCA9539PW-Q100/SOT355/TSSOP24

Learn More

Datasheet

1,692In Stock

Cut Tape

$2.27

$1.67

$1.52

$1.34

Reel

$1.13

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

TSSOP-24

I2C, Serial, SMBus

16 I/O

With Interrupt

1.65 V

5.5 V

400 kHz

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

TCA9534APWR
Texas Instruments
1: $2.34
7,391In Stock

Mfr. Part No.
TCA9534APWR

Mouser Part No
595-TCA9534APWR

Texas Instruments

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

Datasheet

7,391In Stock

Cut Tape

$2.34

$1.73

$1.56

$1.40

Reel

$1.17

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

TCA9534A

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

Interface - I/O Expanders IC Port Expanders with Eight I/O Ports

MAX7329AWE+T
Analog Devices / Maxim Integrated
1: $5.86
1,800In Stock

Mfr. Part No.
MAX7329AWE+T

Mouser Part No
700-MAX7329AWET

Analog Devices / Maxim Integrated

Interface - I/O Expanders IC Port Expanders with Eight I/O Ports

Datasheet

1,800In Stock

Cut Tape

$5.86

$4.45

$4.09

$3.70

Reel

$3.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

MAX7329

SMD/SMT

SOIC-Wide-16

I2C, Serial

8 I/O

With Interrupt

2.5 V

5.5 V

100 kHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Without ESD Protection

Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package

PCAL9535AHF,128
NXP Semiconductors
1: $3.16
15,002In Stock
30,000Expected 6/10/2026

Mfr. Part No.
PCAL9535AHF,128

Mouser Part No
771-PCAL9535AHF,128

NXP Semiconductors

Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package

Learn More

Datasheet

15,002In Stock

30,000Expected 6/10/2026

Cut Tape

$3.16

$2.48

$2.24

$2.05

View

Reel

$1.75

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

PCAL9535A

SMD/SMT

HWQFN-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

Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB

LM8330TME/NOPB
Texas Instruments
1: $4.53
1,058In Stock

Mfr. Part No.
LM8330TME/NOPB

Mouser Part No
595-LM8330TME/NOPB

Texas Instruments

Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB

Datasheet

1,058In Stock

Cut Tape

$4.53

$3.37

$3.09

$2.83

Reel

$2.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

LM8330

SMD/SMT

DSBGA-25

I2C, Serial

With Interrupt

1.62 V

1.98 V

400 kHz

- 30 C

+ 85 C

Reel, Cut Tape, MouseReel

8 kV

Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW

PCA9555DWR
Texas Instruments
1: $4.73
1,804In Stock

Mfr. Part No.
PCA9555DWR

Mouser Part No
595-PCA9555DWR

Texas Instruments

Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW

Datasheet

1,804In Stock

Cut Tape

$4.73

$3.56

$3.26

$2.94

Reel

$2.53

View

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

Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port

PI4IOE5V9539ZDEX
Diodes Incorporated
1: $1.88
5,220In Stock

Mfr. Part No.
PI4IOE5V9539ZDEX

Mouser Part No
729-PI4IOE5V9539ZDEX

Diodes Incorporated

Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port

Learn More

Datasheet

5,220In Stock

Cut Tape

$1.88

$1.36

$1.23

$1.09

$1.02

Reel

$1.02

MouseReel Available

Min.: 1
Mult.: 1
Max.: 410

: 3,500

PIO4IO

SMD/SMT

TQFN-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

4 kV

Interface - I/O Expanders 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT

TCA9555DBR
Texas Instruments
1: $2.69
3,556In Stock

Mfr. Part No.
TCA9555DBR

Mouser Part No
595-TCA9555DBR

Texas Instruments

Interface - I/O Expanders 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT

Learn More

Datasheet

3,556In Stock

Cut Tape

$2.69

$2.00

$1.81

$1.62

Reel

$1.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

TCA9555

SMD/SMT

SSOP-24

I2C, Serial, SMBus

16 I/O

With Interrupt

5.5 V

400 kHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

2 kV

Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW

PCF8575CDWR
Texas Instruments
1: $9.22
1,070In Stock

Mfr. Part No.
PCF8575CDWR

Mouser Part No
595-PCF8575CDWR

Texas Instruments

Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW

Datasheet

1,070In Stock

Cut Tape

$9.22

$7.07

$6.54

$5.94

View

Reel

$5.51

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

Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port

MAX7301AAX+T
Analog Devices / Maxim Integrated
1: $20.79
2,834In Stock

Mfr. Part No.
MAX7301AAX+T

Mouser Part No
700-MAX7301AAXT

Analog Devices / Maxim Integrated

Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port

Learn More

Datasheet

2,834In Stock

Cut Tape

$20.79

$16.44

$15.35

$14.17

View

Reel

$12.95

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

MAX7301

SMD/SMT

SSOP-36

Serial, SPI

28 I/O

With Interrupt

2.5 V

5.5 V

26 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Without ESD Protection

Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package

PCAL9539AHF,128
NXP Semiconductors
1: $3.50
16,979In Stock

Mfr. Part No.
PCAL9539AHF,128

Mouser Part No
771-PCAL9539AHF,128

NXP Semiconductors

Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package

Learn More

Datasheet

16,979In Stock

Cut Tape

$3.50

$2.58

$2.37

$2.12

View

Reel

$1.80

MouseReel Available

Min.: 1
Mult.: 1

: 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

Interface IC's Interface - I/O Expanders

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82C55
82C55A
82C59A
ADP5585
ADP5586
ADP5587
ADP5588
ADP5589
AFIO16
APIO16
CAT9555
CMP82C55A
CMQ82C55A
CMS82C55A
CP82C55A
CQ82C55A
CY8C95xx
DS2408S
DS4520E
DS4550E

CDIP-40
CSBGA-25
CSBGA-36
CSBGA-49
DSBGA-16
DSBGA-25
FBGA-896
FO-WLP55-25
FO-WLP66-36
HUQFN-32
HVQFN-16
HVQFN-24
HVQFN-32
HVSON-8
HWQFN-24
LFCSP-16
LFCSP-24
MQFP-44
MSOP-10
MSOP-8

800 mV
1.08 V
1.1 V
1.2 V
1.6 V
1.62 V
1.65 V
1.7 V
1.71 V
1.8 V
2 V
2.25 V
2.3 V
2.4 V
2.5 V
2.7 V
2.75 V
2.8 V
3 V
3.3 V

100 kHz
100 kHz, 400 kHz
400 kHz
880 kHz
1 MHz
1 MHz, 25 MHz
1.7 MHz
2 MHz
3.4 MHz
4 MHz
5 MHz
5 MHz, 10 MHz
8 MHz
10 MHz
12 MHz
24 MHz
25 MHz
26 MHz
33 MHz
60 MHz