Interface - I/O Expanders

Results: 630
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface 34,257In Stock
Min.: 1
Mult.: 1

MCP23S17 SMD/SMT SOIC-28 Serial, SPI 16 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 16bit Input/Output Exp SPI interface 11,028In Stock
Min.: 1
Mult.: 1

MCP23S17 Through Hole SPDIP-28 Serial, SPI 16 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 16bit Input/Output Exp SPI interface 21,799In Stock
Min.: 1
Mult.: 1

MCP23S17 SMD/SMT SSOP-28 Serial, SPI 16 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 16bit Input/Output Exp SPI interface 46,325In Stock
Min.: 1
Mult.: 1
: 1,600

MCP23S17 SMD/SMT QFN-28 Serial, SPI 16 I/O With Interrupt 4.5 V 5.5 V 10 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface 15,582In Stock
12,800Expected 9/24/2026
Min.: 1
Mult.: 1
: 1,600

MCP23S17 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 4 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface 21,808In Stock
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
Texas Instruments Interface - I/O Expanders Remote 16bit I2C and SMBux 13,726In Stock
Min.: 1
Mult.: 1
: 3,000

TCA9539 SMD/SMT VQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package 4,010In Stock
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
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package 58,981In Stock
Min.: 1
Mult.: 1
: 6,000

PCAL6408A SMD/SMT HVQFN-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
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package 52,997In Stock
Min.: 1
Mult.: 1
: 2,500

PCAL6408A 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
NXP Semiconductors Interface - I/O Expanders 24-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HUQFN32 package 46,309In Stock
42,500Expected 10/19/2026
Min.: 1
Mult.: 1
: 500

PCAL6524 SMD/SMT HUQFN-32 I2C, Serial, SMBus 24 I/O With Interrupt 800 mV 3.6 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel
Semtech Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM 25,455In Stock
Min.: 1
Mult.: 1
: 3,000

SX1509 SMD/SMT QFN-28 I2C, Serial 16 I/O With Interrupt 1.2 V 3.6 V 2 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Semtech Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM 9,224In Stock
Min.: 1
Mult.: 1
: 3,000

SX1509 SMD/SMT QFN-28 I2C, Serial 16 I/O With Interrupt 1.2 V 3.6 V 2 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp 602In Stock
3,000Expected 9/8/2026
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
Max.: 1,001
: 3,000

TCAL6416R SMD/SMT QFN-24 I2C 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
STMicroelectronics Interface - I/O Expanders Ultra low-power 16 Mbit Serial SPI Page EEPROM 2,232In Stock
Min.: 1
Mult.: 1
: 5,000

M95P16 SMD/SMT WLCSP-8 Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ 3,235In Stock
Min.: 1
Mult.: 1
: 3,000

TCAL6408 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel With ESD Protection
Texas Instruments Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp 3,805In Stock
Min.: 1
Mult.: 1
: 3,000

TCAL6416 SMD/SMT TSSOP-24 I2C, Serial, SMBus With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER 1,263In Stock
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

TCAL9538 SMD/SMT X2QFN-16 I2C, Serial, SMBus 9 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER 8,957In Stock
A tariff of 38% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 3,000

TCAL9538 SMD/SMT UQFN-16 I2C, Serial, SMBus 9 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel


Diodes Incorporated Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K 1,579In Stock
Min.: 1
Mult.: 1
: 3,000

SMD/SMT TSSOP-24 I2C, Serial 16 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV

Diodes Incorporated Interface - I/O Expanders Interface IO Expander V-QFN4040-24 T&R 3.5K 4,223In Stock
Min.: 1
Mult.: 1
: 3,500

SMD/SMT TQFN-24 I2C, Serial 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV


Diodes Incorporated Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K 3,955In Stock
Min.: 1
Mult.: 1
: 3,000
SMD/SMT TSSOP-24 1.65 V 5.5 V - 40 C + 105 C Reel, Cut Tape


Diodes Incorporated Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K 5,217In Stock
Min.: 1
Mult.: 1
Max.: 320
: 2,500

SMD/SMT WQFN5050-32 I2C, Serial 24 I/O With Interrupt 1.65 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Nexperia Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24 2,419In Stock
A tariff of 10% may be applied if shipping to the United States.
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
Nexperia Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 3,099In Stock
A tariff of 10% may be applied if shipping to the United States.
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