Interface IC's Interface - I/O Expanders

Results: 633
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
Texas Instruments Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan 2,019In Stock
Cut Tape
$1.89
$1.39
$1.27
$1.13
Reel
$0.981
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 Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW 3,515In Stock
Cut Tape
$3.27
$2.45
$2.24
$2.01
Reel
$1.72
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 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT 3,338In Stock
Cut Tape
$2.25
$1.67
$1.52
$1.36
Reel
$1.19
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 16-Bit I2C & SMBus L o-Pwr I/O Expander 1,501In Stock
18,000Expected 11/02/2027
Cut Tape
$2.10
$1.55
$1.42
$1.29
Reel
$1.07
Min.: 1
Mult.: 1
: 3,000
PCA9535 SMD/SMT VQFN-24 I2C, Serial, SMBus 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 I/O Expander with Interrupt and Reset in TSSOP16 package 14,837In Stock
Cut Tape
$2.70
$2.00
$1.83
$1.65
Reel
$1.41
Min.: 1
Mult.: 1
: 2,500
PCA9538 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, MouseReel 2 kV

Diodes Incorporated Interface - I/O Expanders Interface IO Expander MSOP-10 T&R 2.5K 1,884In Stock
Cut Tape
$0.93
$0.669
$0.603
$0.53
Reel
$0.53
Min.: 1
Mult.: 1
Max.: 170
: 2,500
SMD/SMT MSOP-10 Reel, Cut Tape
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR 922In Stock
$5.53
$4.22
$3.88
$3.52
Min.: 1
Mult.: 1
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 Tube 2 kV

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554 in TSSOP16 package 13,891In Stock
10,000Expected 09/11/2026
Cut Tape
$2.30
$1.71
$1.56
$1.39
Reel
$1.20
Min.: 1
Mult.: 1
: 2,500
PCA9554A 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, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus 6,895In Stock
Cut Tape
$3.78
$3.38
$3.34
$3.17
Reel
$2.29
Min.: 1
Mult.: 1
: 2,000
PCF8574A 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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package 1,112In Stock
17,500On Order
Cut Tape
$2.36
$1.75
$1.59
$1.43
Reel
$1.24
Min.: 1
Mult.: 1
: 2,500
PCA9535C SMD/SMT TSSOP-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
Infineon Technologies Interface - I/O Expanders 60BIT IO EXPANDER W/EEPROM 1,643In Stock
$12.00
$9.40
$8.12
$7.85
Min.: 1
Mult.: 1
CY8C95xx SMD/SMT TQFP-100 I2C, Serial 60 I/O With Interrupt 3 V 5.25 V 24 MHz - 40 C + 85 C Tray 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 XQFN16 package 38,003In Stock
56,000Expected 04/01/2027
Cut Tape
$1.23
$0.956
$0.866
$0.767
Reel
$0.628
Min.: 1
Mult.: 1
: 4,000
PCAL6408A SMD/SMT XQFN-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
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
852In Stock
$16.70
$13.24
$11.95
$11.41
Min.: 1
Mult.: 1
MAX7301 SMD/SMT SSOP-36 Serial, SPI 28 I/O With Interrupt 2.5 V 5.5 V 26 MHz - 40 C + 125 C Tube Without ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
433In Stock
Cut Tape
$16.49
$13.07
$12.21
$11.27
Min.: 1
Mult.: 1
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
Analog Devices / Maxim Integrated Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with
2,814In Stock
Cut Tape
$7.57
$5.85
$5.42
$4.94
Reel
$4.15
Min.: 1
Mult.: 1
: 2,500
MAX7317 SMD/SMT TQFN-16 Serial, SPI 10 I/O Without Interrupt 2.25 V 3.6 V 26 MHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package 19,077In Stock
42,000On Order
Cut Tape
$1.81
$1.33
$1.21
$1.06
Reel
$0.902
Min.: 1
Mult.: 1
: 6,000
PCA9538A SMD/SMT HVQFN-16 I2C, Serial, SMBus 8 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Diodes Incorporated Interface - I/O Expanders 48-bit I2C-bus I/O Expander 5,991In Stock
Cut Tape
$2.86
$2.13
$1.90
$1.75
Reel
$1.75
Min.: 1
Mult.: 1
Max.: 200
: 3,000
PIO4IO SMD/SMT TQFN-56 I2C, Serial 48 I/O With Interrupt 2.3 V 5.5 V 1 MHz - 40 C + 85 C Reel, Cut Tape, MouseReel 4 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in TSSOP16 package 2,623In Stock
Cut Tape
$3.12
$2.36
$2.18
$1.99
Reel
$1.75
Min.: 1
Mult.: 1
: 2,500
PCA9500 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
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 53,041In Stock
58,500Expected 11/01/2027
Cut Tape
$2.14
$1.63
$1.44
$1.29
Reel
$1.16
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
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 50,341In Stock
Cut Tape
$1.45
$1.07
$0.974
$0.869
Reel
$0.732
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

Diodes Incorporated Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K 1,807In Stock
Cut Tape
$1.26
$0.905
$0.792
$0.72
Reel
$0.62
Min.: 1
Mult.: 1
: 2,500
PIO4IO SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port
650In Stock
$13.49
$10.56
$9.62
$9.03
Min.: 1
Mult.: 1
MAX7301 SMD/SMT SSOP-28 Serial, SPI 20 I/O With Interrupt 2.5 V 5.5 V 26 MHz - 40 C + 125 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB 1,875In Stock
Cut Tape
$3.10
$2.32
$2.13
$1.91
Reel
$1.66
Min.: 1
Mult.: 1
: 2,000
PCA9557 SMD/SMT SSOP-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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package 24,959In Stock
Cut Tape
$2.30
$1.73
$1.60
$1.55
Reel
$1.32
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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in HWQFN24 package 10,394In Stock
Cut Tape
$1.96
$1.48
$1.34
$1.22
Reel
$1.03
Min.: 1
Mult.: 1
: 6,000
PCA9535A 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