1 uA Interface - I/O Expanders

Results: 17
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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
Packaging
ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders 1-Wire 8-Channel Addressable Switch
Datasheet
8,422In Stock
Min.: 1
Mult.: 1

DS2408S SMD/SMT SOIC-Narrow-16 1-Wire 8 I/O Without Interrupt 2.8 V 5.25 V - 40 C + 85 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander
Datasheet
2,665In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

PCA9539 SMD/SMT QSOP-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
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DB
Datasheet
1,795In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

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 Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR
Datasheet
272In Stock
Min.: 1
Mult.: 1

PCA9539 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
Analog Devices Interface - I/O Expanders Keypad Decoder and I/O Exp Dfault Config
Datasheet
1,023In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

ADP5586 SMD/SMT WLCSP-16 I2C, Serial 10 I/O With Interrupt 1.65 V 3.6 V 880 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel Without ESD Protection
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface
Datasheet
15,611In Stock
12,800Expected 9/24/2026
MouseReel Available
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
Texas Instruments Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
808In Stock
3,000Expected 9/18/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCAL9539 SMD/SMT TSSOP-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel

Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp I2C interface
Datasheet
9,406In Stock
19,200Expected 10/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,600

MCP23017 SMD/SMT SOIC-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel 4 kV
Analog Devices Interface - I/O Expanders 19 Keypad Decoder and I/O Expansion
Datasheet
4,810In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

ADP5589 SMD/SMT LFCSP-24 I2C, Serial 19 I/O With Interrupt 1.8 V 3 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel Without ESD Protection
Texas Instruments Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander
Datasheet
728In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PCA9535 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
Texas Instruments Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O
Datasheet
9,950Expected 11/5/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

TCAL9539 SMD/SMT WQFN-24 I2C, Serial 16 I/O With Interrupt 1.08 V 3.6 V 1 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders Lo Vltg 8B I2C and S MBus I/O Expander A A 595-TCA6416PW
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

TCA6416 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
Analog Devices Interface - I/O Expanders 6 row x 5 column matrix
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

ADP5586 SMD/SMT WLCSP-16 I2C, Serial 10 I/O With Interrupt 1.65 V 3.6 V 880 kHz - 40 C + 85 C Reel
Analog Devices Interface - I/O Expanders Default Configuration, Alternative I2C A
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

ADP5586 SMD/SMT WLCSP-16 I2C, Serial 10 I/O With Interrupt 1.65 V 3.6 V 880 kHz - 40 C + 85 C Reel

Semtech Interface - I/O Expanders 4 CHANNEL LOW VOLTAGE GPIO
Datasheet
Non-Stocked
Min.: 15,000
Mult.: 3,000
: 3,000

SMD/SMT QFN-20 I2C, Serial 4 I/O With Interrupt 5.5 V 5.5 V 400 kHz - 40 C + 85 C Reel
Texas Instruments Interface - I/O Expanders Lo Vltg 8B I2C and S MBus I/O Expander A A 595-TCA6416PW
Datasheet
Non-Stocked Lead-Time 26 Weeks
Min.: 250
Mult.: 250
: 250

TCA6416 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
Texas Instruments Interface - I/O Expanders Low-Vltg 16B I2C & S MBus I/O Expander A A 595-TCA6416RTWT
Datasheet
Non-Stocked Lead-Time 26 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

TCA6416 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