I/O Expanders
Use the filters and product table below to compare I/O Expanders components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Number of I/O | Interface | Interrupt Output | Features | Output Type | Current - Output Source/Sink | Clock Frequency | Voltage - Supply | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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PCA9506DGG,518IC XPNDR 400KHZ I2C 56TSSOP |
5,412 | - |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
PCA9698BS,118IC XPNDR 1MHZ I2C 56HVQFN |
7,698 | - |
|
Datasheet | - | 56-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-HVQFN (8x8) |
|
|
PCA9698DGG,518IC XPNDR 1MHZ I2C 56TSSOP |
3,179 | - |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
|
PCA9698DGG,512IC XPNDR 1MHZ I2C 56TSSOP |
850 | - |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tube | Last Time Buy | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
PCA9570GMHIC XPNDR 100KHZ I2C SMBUS 8XQFN |
9,148 | - |
|
Datasheet | - | 8-XFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C, SMBus | No | POR | Push-Pull | 4mA | 100 kHz | 1.1V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 8-XQFN (1.6x1.6) |
|
PCA6408AHKXIC XPNDR 400KHZ I2C SMBUS 16XQFN |
6,991 | - |
|
Datasheet | - | 16-XFQFN | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-XQFN (1.8x2.6) |
|
PCAL9714HNMPLOW-VOLTAGE TRANSLATING 14-BIT S |
5,434 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | 14 | SPI | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 5 MHz | 1.1V ~ 5.5V, 1.65V ~ 5.5V | -40°C ~ 85°C | Automotive | AEC-Q100 | Surface Mount | 24-HVQFN (4x4) |
|
PCA6408APW,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
66,356 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA6408ABSHPIC XPND 400KHZ I2C SMBUS 16HVQFN |
14,744 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (3x3) |
|
PCAL6416AEVJIC XPND 400KHZ I2C SMBUS 24VFBGA |
3,542 | - |
|
Datasheet | Agile | 24-VFBGA | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-VFBGA (3x3) |
I/O Expanders FAQ
Common questions about filtering, comparing and sourcing I/O Expanders components.
How can I narrow the I/O Expanders selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific I/O Expanders part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
