Interface - I/O Expanders

Results: 583
Select Image Part # Mfr. Description Datasheet Availability Pricing (HKD) 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 Remote 8-Bit I/O Exp ander for I2C-Bus 763In Stock
Cut Tape
HK$21.04
HK$15.70
HK$14.39
HK$12.82
Reel
HK$10.77
Min.: 1
Mult.: 1
: 3,000
PCF8574A SMD/SMT VQFN-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
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW 1,201In Stock
6,000Expected 19/2/2027
Cut Tape
HK$14.96
HK$11.01
HK$10.03
HK$8.96
Reel
HK$7.59
Min.: 1
Mult.: 1
: 2,000
PCF8574 SMD/SMT TSSOP-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
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CPWR 279In Stock
HK$69.62
HK$53.68
HK$49.73
HK$45.29
Min.: 1
Mult.: 1
PCF8575C SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 4.5 V 5.5 V 400 kHz - 40 C + 85 C Tube 2 kV
Texas Instruments Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW 249In Stock
4,000Expected 24/12/2026
Cut Tape
HK$25.73
HK$19.32
HK$17.67
HK$15.95
Reel
HK$13.65
Min.: 1
Mult.: 1
: 2,000
PCF8575 SMD/SMT SOIC-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.5 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus 109In Stock
6,000Expected 6/11/2026
Cut Tape
HK$20.71
HK$15.45
HK$14.14
HK$12.66
Reel
HK$10.52
Min.: 1
Mult.: 1
: 2,000
TCA6408A SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 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 Lo-Vltg 16B I2C & SM Bus I/O Exp 5In Stock
12,000On Order
Cut Tape
HK$16.85
HK$12.41
HK$11.34
HK$10.11
Reel
HK$8.55
Min.: 1
Mult.: 1
: 2,000
TCA6416A 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 Lo-Vltg 16B I2C and SMBus I/O Expander 119In Stock
27,000Expected 17/12/2026
Cut Tape
HK$19.48
HK$14.47
HK$13.23
HK$11.84
Reel
HK$9.86
Min.: 1
Mult.: 1
: 3,000
TCA6416A 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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT 167In Stock
10,000On Order
Cut Tape
HK$14.14
HK$10.44
HK$9.45
HK$8.47
Reel
HK$7.09
Min.: 1
Mult.: 1
: 2,000
TCA9534A 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-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR 282In Stock
Cut Tape
HK$18.17
HK$13.48
HK$12.25
HK$10.93
Reel
HK$10.60
Min.: 1
Mult.: 1
: 250
TCA9534A 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 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR 159In Stock
Cut Tape
HK$21.54
HK$16.03
HK$14.63
HK$13.15
Reel
HK$12.33
Min.: 1
Mult.: 1
: 250
TCA9535 SMD/SMT SSOP-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 101In Stock
4,000Expected 3/12/2026
Cut Tape
HK$17.10
HK$12.91
HK$11.84
HK$10.69
Reel
HK$9.54
Min.: 1
Mult.: 1
: 2,000
TCA9538 SMD/SMT SSOP-16 I2C, Serial 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 1,066In Stock
2,000Expected 3/12/2026
Cut Tape
HK$12.41
HK$9.04
HK$8.19
HK$7.27
Reel
HK$6.07
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 287In Stock
10,000Expected 3/12/2026
Cut Tape
HK$10.77
HK$9.04
HK$8.19
HK$7.27
Reel
HK$6.07
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 Remote 8-bit I2C SMB us I/O Expander 1,169In Stock
2,500Expected 4/12/2026
Cut Tape
HK$16.11
HK$11.92
HK$10.85
HK$9.70
Reel
HK$8.18
Min.: 1
Mult.: 1
: 2,500
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-TCA9554DWR 18In Stock
500Expected 24/11/2026
Cut Tape
HK$20.71
HK$15.37
HK$14.06
HK$12.58
Reel
HK$11.92
Min.: 1
Mult.: 1
: 250
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


Diodes Incorporated Interface - I/O Expanders Interface IO Expander W-QFN4565-46 T&R 3.5K 75In Stock
17,500On Order
Cut Tape
HK$31.24
HK$23.34
HK$20.63
HK$19.32
Reel
HK$16.36
Min.: 1
Mult.: 1
: 3,500
PI4IOE5V6534Q SMD/SMT TQFN-46 I2C, Serial 28 I/O With Interrupt 1.65 V 5.5 V 100 kHz - 40 C + 105 C Reel, Cut Tape, MouseReel 2 kV


Diodes Incorporated Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K 2,903In Stock
Cut Tape
HK$21.87
HK$16.28
HK$14.39
HK$13.32
Reel
HK$10.60
Min.: 1
Mult.: 1
: 3,000
SMD/SMT TSSOP-24 Reel, Cut Tape
Diodes Incorporated Interface - I/O Expanders Interface IO Expander 299In Stock
84,000On Order
Cut Tape
HK$13.23
HK$9.62
HK$8.16
HK$7.72
Reel
HK$5.72
Min.: 1
Mult.: 1
Max.: 3,500
: 3,500
PIO4IO 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 MSOP-10 T&R 2.5K 1,878In Stock
Cut Tape
HK$7.64
HK$5.50
HK$4.96
HK$4.36
Reel
HK$4.36
Min.: 1
Mult.: 1
Max.: 170
: 2,500
SMD/SMT MSOP-10 Reel, Cut Tape

Diodes Incorporated Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K 1,807In Stock
Cut Tape
HK$10.36
HK$7.44
HK$6.51
HK$5.92
Reel
HK$5.10
Min.: 1
Mult.: 1
: 2,500
PIO4IO SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Diodes Incorporated Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port 41In Stock
HK$11.92
HK$8.63
HK$7.44
HK$6.47
Min.: 1
Mult.: 1
PIO4IO SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube
Diodes Incorporated Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port 842In Stock
3,000Expected 8/12/2027
Cut Tape
HK$11.92
HK$8.63
HK$7.55
HK$6.89
Reel
HK$5.48
Min.: 1
Mult.: 1
: 3,000
PIO4IO 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

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port 1,641In Stock
2,500Expected 20/10/2027
Cut Tape
HK$10.36
HK$7.44
HK$6.51
HK$5.92
Reel
HK$5.92
Min.: 1
Mult.: 1
Max.: 130
: 2,500
PIO4IO 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 4 kV

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port 138In Stock
HK$11.10
HK$8.01
HK$7.13
HK$6.92
Min.: 1
Mult.: 1
PIO4IO 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 4 kV

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port 2,227In Stock
2,500Expected 16/4/2027
Cut Tape
HK$11.18
HK$8.04
HK$7.06
HK$6.44
HK$6.22
Reel
HK$6.22
Min.: 1
Mult.: 1
Max.: 460
: 2,500
PIO4IO 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 4 kV