Interface - I/O Expanders

Results: 597
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) 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
Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp
3In Stock
£2.91
£2.85
£2.83
Min.: 1
Mult.: 1
MAX7327 SMD/SMT TQFN-EP-24 I2C, Serial 4 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expanders with Eight I/O Ports
59In Stock
£4.95
£3.79
£3.51
£3.19
Min.: 1
Mult.: 1
MAX7328 SMD/SMT SOIC-Wide-16 I2C, Serial 8 I/O Without Interrupt 2.5 V 5.5 V 100 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expanders with Eight I/O Ports
Mouser does not presently sell this product in your region.
MAX7329 SMD/SMT SOIC-16 I2C, Serial 8 I/O With Interrupt 2.5 V 5.5 V 100 kHz - 40 C + 125 C Tube Without ESD Protection
Analog Devices / Maxim Integrated Interface - I/O Expanders IC Port Expanders with Eight I/O Ports
200In Stock
Cut Tape
£1.85
£1.81
£1.81
Min.: 1
Mult.: 1
MAX7329 SMD/SMT SOIC-Wide-16 I2C, Serial 8 I/O With Interrupt 2.5 V 5.5 V 100 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
NXP Semiconductors Interface - I/O Expanders I2C I/O EXPANDER GP 5In Stock
£1.48
£1.09
£0.995
£0.882
Min.: 1
Mult.: 1
PCA9554 SMD/SMT TSSOP-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 203In Stock
Cut Tape
£3.68
£2.81
£2.59
£2.35
Reel
£2.01
Min.: 1
Mult.: 1
: 2,000
PCA9534 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
Nexperia Interface - I/O Expanders NCA6416PW/SOT355/TSSOP24 15In Stock
2,500Expected 13/11/2026
Cut Tape
£1.30
£0.952
£0.871
£0.773
Reel
£0.651
Min.: 1
Mult.: 1
: 2,500
Reel, Cut Tape, MouseReel
Analog Devices ADP5587ACBZ-R7
Analog Devices Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand
115In Stock
Cut Tape
£3.00
£2.28
£2.09
£1.89
£1.62
Min.: 1
Mult.: 1
ADP5587 SMD/SMT WLCSP-25 I2C, Serial 18 I/O With Interrupt 1.65 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel

Kinetic Technologies Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander
60,986Expected 03/12/2026
Cut Tape
£0.684
£0.491
£0.443
£0.389
Reel
£0.32
Min.: 1
Mult.: 1
: 1,500
KTS1622 SMD/SMT TQFN44-24 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
Texas Instruments Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander
16,859Expected 07/01/2027
Cut Tape
£1.68
£1.27
£1.17
£1.04
Reel
£0.952
Min.: 1
Mult.: 1
: 3,000
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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander
12,000On Order
Cut Tape
£1.96
£1.45
£1.32
£1.22
Reel
£1.04
Min.: 1
Mult.: 1
: 3,000
PCA9555 SMD/SMT VQFN-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 Remote 8-Bit I2C and SMBus LP I/O Exp
22,357On Order
Cut Tape
£1.51
£1.11
£1.01
£0.89
Reel
£0.759
Min.: 1
Mult.: 1
: 2,500
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
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW
15,381On Order
Cut Tape
£1.54
£1.14
£1.04
£0.925
Reel
£0.796
Min.: 1
Mult.: 1
: 2,000
PCF8574 SMD/SMT SOIC-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 1 kV
Texas Instruments Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander
78,593On Order
Cut Tape
£0.773
£0.555
£0.501
£0.442
Reel
£0.365
Min.: 1
Mult.: 1
: 3,000
TCA6408A SMD/SMT UQFN-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 16bit I2C and SMBux
56,080On Order
Cut Tape
£1.46
£1.07
£0.986
£0.882
Reel
£0.726
Min.: 1
Mult.: 1
: 3,000
TCA9535 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
Texas Instruments Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander
74,039On Order
Cut Tape
£1.26
£0.925
£0.841
£0.742
Reel
£0.624
Min.: 1
Mult.: 1
: 3,000
TCA9535 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
Texas Instruments Interface - I/O Expanders Automotive 16-bit 1. 65 to 3.6V I2C/SMBu
16,159On Order
Cut Tape
£1.95
£1.44
£1.32
£1.19
Reel
£0.995
Min.: 1
Mult.: 1
: 3,000
SMD/SMT TSSOP-24 I2C 17 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel
Texas Instruments Interface - I/O Expanders Automotive Low Volta ge 16bit
24,815On Order
Cut Tape
£3.02
£2.28
£2.10
£1.89
Reel
£1.65
Min.: 1
Mult.: 1
: 2,000
TCA9539 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 3.6 V 400 kHz - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders 1.65 to 5.5V 16-bit I2C
32,988Expected 21/01/2027
Cut Tape
£1.69
£1.26
£1.14
£1.02
Reel
£0.863
Min.: 1
Mult.: 1
: 3,000
TCA9555 SMD/SMT VQFN-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 Remote 16B I2C & SMB us I/O Expander
14,963Expected 31/12/2026
Cut Tape
£1.48
£1.10
£0.995
£0.89
Reel
£0.759
Min.: 1
Mult.: 1
: 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
Texas Instruments Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER
20,960Expected 17/05/2027
Cut Tape
£1.15
£0.841
£0.766
£0.685
Reel
£0.565
Min.: 1
Mult.: 1
: 3,000
TCAL6408 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
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package
244,985On Order
Cut Tape
£0.917
£0.663
£0.599
£0.53
Reel
£0.432
Min.: 1
Mult.: 1
: 4,000
PCA6408A 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
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 HWQFN24 package
11,191On Order
Cut Tape
£1.92
£1.42
£1.31
£1.17
Reel
£0.995
Min.: 1
Mult.: 1
: 6,000
PCA9535C SMD/SMT HWQFN-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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP24 package
16,179On Order
Cut Tape
£1.43
£1.06
£0.96
£0.856
Reel
£0.739
Min.: 1
Mult.: 1
: 2,500
PCA9539A SMD/SMT TSSOP-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/SMBus I/O Expander with Interrupt in HVQFN24 package
18,000Expected 11/01/2027
Cut Tape
£2.03
£1.52
£1.39
£1.30
Reel
£1.10
Min.: 1
Mult.: 1
: 6,000
PCA9555 SMD/SMT HVQFN-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