Interface - I/O Expanders

Results: 296
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (TWD) 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 16B I2C & SMBus Low-Pwr I/O Expander
Datasheet
19,592In Stock
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
Texas Instruments Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan
Datasheet
2,646In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

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 8B I2C & SMBu s I/O Expander
Datasheet
8,996In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9554A 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
Texas Instruments Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan
Datasheet
2,050In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

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 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWT
Datasheet
1,598In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9554 SMD/SMT SOIC-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-B I2C & SM Bus I/O Expander
Datasheet
18,117In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9554 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
Texas Instruments Interface - I/O Expanders 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT
Datasheet
3,827In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9555 SMD/SMT SSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 5.5 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 16B I2C & SMB us I/O Expander
Datasheet
1,694In Stock
18,000Expected 12/10/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,001
: 3,000

TCA9555 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
Microchip Technology Interface - I/O Expanders In/Out I2C int
Datasheet
659In Stock
2,425Expected 9/14/2026
Min.: 1
Mult.: 1

Through Hole PDIP-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander I2C interface
Datasheet
277In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander I2C interface
Datasheet
25In Stock
336Expected 9/4/2026
Min.: 1
Mult.: 1

SMD/SMT SOIC-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface
Datasheet
281In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface
Datasheet
406In Stock
Min.: 1
Mult.: 1

Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander SPI interface
Datasheet
211In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander SPI interface
Datasheet
288In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-18 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander SPI interface
Datasheet
563In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection

Microchip Technology Interface - I/O Expanders Digital CAN I/O
Datasheet
117In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 2.75 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV

Microchip Technology Interface - I/O Expanders Digital CAN I/O
Datasheet
89In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-14 CAN 8 I/O Without Interrupt 2.75 V 5.5 V 25 MHz - 40 C + 85 C Tube 3.5 kV

Microchip Technology Interface - I/O Expanders Mixed signal Expandr
Datasheet
27In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 5.5 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB
Datasheet
403In Stock
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
Texas Instruments Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR
Datasheet
109In Stock
Min.: 1
Mult.: 1

PCA9534 SMD/SMT SSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV
Texas Instruments Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW
Datasheet
85In Stock
4,000Expected 9/14/2026
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
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR
Datasheet
86In Stock
Min.: 1
Mult.: 1

PCA9535 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR
Datasheet
70In Stock
Min.: 1
Mult.: 1

PCA9539 SMD/SMT SSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV
Texas Instruments Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander
Datasheet
69In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PCA9554A SMD/SMT TVSOP-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