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Interface - I/O Expanders

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Results: 606

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Part #

Interface - I/O Expanders 8B I/O Expander SPI interface

MCP23S09T-E/MG
Microchip Technology
1: HK$13.97
2,753In Stock

Mfr. Part No.
MCP23S09T-E/MG

Mouser Part No
579-MCP23S09T-E/MG

Microchip Technology

Interface - I/O Expanders 8B I/O Expander SPI interface

Datasheet

Product Comments

2,753In Stock

Cut Tape

HK$13.97

Reel

HK$13.97

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

SMD/SMT

QFN-16

Serial, SPI

8 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

4 kV

Interface - I/O Expanders 8-bit I/O Expander SPI interface

MCP23S09T-E/SO
Microchip Technology
1: HK$13.97
2,088In Stock

Mfr. Part No.
MCP23S09T-E/SO

Mouser Part No
579-MCP23S09T-E/SO

Microchip Technology

Interface - I/O Expanders 8-bit I/O Expander SPI interface

Datasheet

2,088In Stock

Cut Tape

HK$13.97

Reel

HK$13.97

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

SMD/SMT

SOIC-18

Serial, SPI

8 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

4 kV

Interface - I/O Expanders 16bit Input/Output Exp SPI interface

MCP23S17-E/ML
Microchip Technology
1: HK$16.77
8,455In Stock

Mfr. Part No.
MCP23S17-E/ML

Mouser Part No
579-MCP23S17-E/ML

Microchip Technology

Interface - I/O Expanders 16bit Input/Output Exp SPI interface

Learn More

Datasheet

8,455In Stock

HK$16.77

Min.: 1
Mult.: 1

MCP23S17

SMD/SMT

QFN-28

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Tube

4 kV

Interface - I/O Expanders 16bit Input/Output Exp SPI interface

MCP23S17T-E/SS
Microchip Technology
1: HK$14.63
8,301In Stock
18,900Expected 3/8/2026

Mfr. Part No.
MCP23S17T-E/SS

Mouser Part No
579-MCP23S17T-E/SS

Microchip Technology

Interface - I/O Expanders 16bit Input/Output Exp SPI interface

Learn More

Datasheet

8,301In Stock

18,900Expected 3/8/2026

Cut Tape

HK$14.63

Reel

HK$14.63

MouseReel Available

Min.: 1
Mult.: 1

: 2,100

MCP23S17

SMD/SMT

SSOP-28

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

4 kV

Interface - I/O Expanders 16B I/O Expander SPI interface

MCP23S18-E/MJ
Microchip Technology
1: HK$17.67
6,384In Stock

Mfr. Part No.
MCP23S18-E/MJ

Mouser Part No
579-MCP23S18-E/MJ

Microchip Technology

Interface - I/O Expanders 16B I/O Expander SPI interface

Datasheet

6,384In Stock

HK$17.67

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Tube

Without ESD Protection

Interface - I/O Expanders 16B I/O Expander SPI interface

MCP23S18-E/SO
Microchip Technology
1: HK$17.67
626In Stock
300Expected 4/8/2026

Mfr. Part No.
MCP23S18-E/SO

Mouser Part No
579-MCP23S18-E/SO

Microchip Technology

Interface - I/O Expanders 16B I/O Expander SPI interface

Datasheet

626In Stock

300Expected 4/8/2026

HK$17.67

Min.: 1
Mult.: 1

SMD/SMT

SOIC-28

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Tube

Without ESD Protection

Interface - I/O Expanders 16B I/O Expander SPI interface

MCP23S18T-E/MJ
Microchip Technology
1: HK$17.67
3,994In Stock

Mfr. Part No.
MCP23S18T-E/MJ

Mouser Part No
579-MCP23S18T-E/MJ

Microchip Technology

Interface - I/O Expanders 16B I/O Expander SPI interface

Datasheet

3,994In Stock

Cut Tape

HK$17.67

Reel

HK$17.67

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

MCP23S18

SMD/SMT

QFN-24

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Without ESD Protection

Interface - I/O Expanders 16B I/O Expander SPI interface

MCP23S18T-E/SO
Microchip Technology
1: HK$17.67
1,201In Stock

Mfr. Part No.
MCP23S18T-E/SO

Mouser Part No
579-MCP23S18T-E/SO

Microchip Technology

Interface - I/O Expanders 16B I/O Expander SPI interface

Datasheet

1,201In Stock

Cut Tape

HK$17.67

Reel

HK$17.67

MouseReel Available

Min.: 1
Mult.: 1

: 1,600

SMD/SMT

SOIC-28

Serial, SPI

16 I/O

With Interrupt

1.8 V

5.5 V

10 MHz

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

Without ESD Protection

Interface - I/O Expanders Mixed signal Expandr

MCP25050-I/SL
Microchip Technology
1: HK$39.78
1,011In Stock

Mfr. Part No.
MCP25050-I/SL

Mouser Part No
579-MCP25050-I/SL

Microchip Technology

Interface - I/O Expanders Mixed signal Expandr

Datasheet

1,011In Stock

HK$39.78

Min.: 1
Mult.: 1

SMD/SMT

SOIC-14

CAN

8 I/O

Without Interrupt

5.5 V

25 MHz

- 65 C

+ 150 C

Tube

3.5 kV

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB

PCA9534ADBR
Texas Instruments
1: HK$32.88
804In Stock

Mfr. Part No.
PCA9534ADBR

Mouser Part No
595-PCA9534ADBR

Texas Instruments

Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB

Datasheet

804In Stock

Cut Tape

HK$32.88

HK$24.82

HK$22.77

HK$20.55

View

Reel

HK$18.33

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCA9534A

SMD/SMT

SSOP-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

PCA9534ARGVR
Texas Instruments
1: HK$31.24
2,061In Stock

Mfr. Part No.
PCA9534ARGVR

Mouser Part No
595-PCA9534ARGVR

Texas Instruments

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

Datasheet

2,061In Stock

Cut Tape

HK$31.24

HK$23.59

HK$21.70

HK$19.56

Reel

HK$17.10

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

PCA9536DR
Texas Instruments
1: HK$12.82
10,607In 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

10,607In Stock

Cut Tape

HK$12.82

HK$9.45

HK$8.55

HK$7.56

Reel

HK$6.33

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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW

PCA9538DWR
Texas Instruments
1: HK$33.21
1,943In Stock

Mfr. Part No.
PCA9538DWR

Mouser Part No
595-PCA9538DWR

Texas Instruments

Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW

Datasheet

1,943In Stock

Cut Tape

HK$33.21

HK$25.07

HK$23.02

HK$20.80

HK$19.81

Reel

HK$16.77

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

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

PCA9539DGVR
Texas Instruments
1: HK$17.43
2,200In 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

2,200In Stock

Cut Tape

HK$17.43

HK$16.19

HK$15.86

HK$14.96

HK$14.80

Reel

HK$14.80

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 Rem 8B I2C & SMBus I /O Expander

PCA9554ARGVR
Texas Instruments
1: HK$23.51
2,828In Stock

Mfr. Part No.
PCA9554ARGVR

Mouser Part No
595-PCA9554ARGVR

Texas Instruments

Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander

Learn More

Datasheet

2,828In Stock

Cut Tape

HK$23.51

HK$17.59

HK$16.11

HK$14.47

Reel

HK$12.33

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

PCA9554A

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

PCA9555DWR
Texas Instruments
1: HK$28.61
76In Stock
1,900Expected 31/7/2026

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

76In Stock

1,900Expected 31/7/2026

Cut Tape

HK$28.61

HK$21.54

HK$19.73

HK$17.76

Reel

HK$15.29

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

PCA9557RGYR
Texas Instruments
1: HK$23.84
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

HK$23.84

HK$17.76

HK$16.28

HK$14.63

Reel

HK$12.74

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 8bit I/O Expndr

PCF8574AN
Texas Instruments
1: HK$35.51
1,048In Stock

Mfr. Part No.
PCF8574AN

Mouser Part No
595-PCF8574AN

Texas Instruments

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

Datasheet

1,048In Stock

HK$35.51

HK$26.88

HK$24.66

HK$22.28

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

PCF8574APWR
Texas Instruments
1: HK$13.07
3,023In Stock
10,000Expected 21/9/2026

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

3,023In Stock

10,000Expected 21/9/2026

Cut Tape

HK$13.07

HK$9.54

HK$8.71

HK$7.69

Reel

HK$6.44

View

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

PCF8574DGVR
Texas Instruments
1: HK$34.28
1,968In 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

1,968In Stock

Cut Tape

HK$34.28

HK$25.89

HK$23.76

HK$21.45

Reel

HK$20.71

View

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 8bit I/O Expndr

PCF8574N
Texas Instruments
1: HK$24.50
2,885In Stock

Mfr. Part No.
PCF8574N

Mouser Part No
595-PCF8574N

Texas Instruments

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

Datasheet

2,885In Stock

HK$24.50

HK$18.33

HK$16.69

HK$15.04

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

PCF8574RGYR
Texas Instruments
1: HK$18.33
1,522In 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

1,522In Stock

Cut Tape

HK$18.33

HK$13.65

HK$12.41

HK$11.10

Reel

HK$9.29

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

PCF8575CDWR
Texas Instruments
1: HK$55.73
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

HK$55.73

HK$42.74

HK$39.54

HK$35.92

View

Reel

HK$33.29

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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DB

PCF8575DBR
Texas Instruments
1: HK$30.33
3,800In Stock

Mfr. Part No.
PCF8575DBR

Mouser Part No
595-PCF8575DBR

Texas Instruments

Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DB

Datasheet

3,800In Stock

Cut Tape

HK$30.33

HK$22.85

HK$20.96

HK$18.91

Reel

HK$16.28

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

PCF8575

SMD/SMT

SSOP-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

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

PCF8575DGVR
Texas Instruments
1: HK$53.27
831In Stock

Mfr. Part No.
PCF8575DGVR

Mouser Part No
595-PCF8575DGVR

Texas Instruments

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

Datasheet

831In Stock

Cut Tape

HK$53.27

HK$40.77

HK$37.73

HK$34.28

HK$33.37

Reel

HK$28.28

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

Interface - I/O Expanders

Customer Service Office

Company

Resources

Support

82C55
82C55A
82C59A
ADP5585
ADP5586
ADP5587
ADP5588
ADP5589
AFIO16
APIO16
CAT9555
CMS82C55A
CY8C95xx
DS2408S
DS4520E
DS4550E
FXL6408
IS31IO7325
IS31IO7328
KTS1620

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
MSOP-10
MSOP-8
PDIP-14

800 mV
1.08 V
1.1 V
1.2 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
4.5 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