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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
JLC1562BNGIC XPNDR 100KHZ I2C 16DIP |
1,209 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Through Hole | 16-PDIP |
|
JLC1562BFGIC XPNDR 100KHZ I2C 16SOEIAJ |
2,759 | - |
|
Datasheet | - | 16-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOEIAJ |
|
LC709006V-TLM-EIC IO EXPANDER |
2,574 | - |
|
Datasheet | - | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | No | - | - | - | - | 2V ~ 6V | -40°C ~ 85°C | - | - | - | - |
|
CAT9554AHV4I-GT2IC XPNDR 400KHZ I2C SMBUS 16TQFN |
1,449 | - |
|
Datasheet | - | 16-WQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TQFN (4x4) |
|
|
CAT9534HV4I-GT2IC XPNDR 400KHZ I2C SMBUS 16TQFN |
4,724 | - |
|
Datasheet | - | 16-WQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TQFN (4x4) |
|
CAT9554AYI-GT2IC XPND 400KHZ I2C SMBUS 16TSSOP |
2,095 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA9535ECDWR2GIC XPNDR 100KHZ I2C SMBUS 24SOIC |
4,490 | - |
|
Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Open Drain | 25mA | 100 kHz | 1.65V ~ 5.5V | -55°C ~ 125°C | - | - | Surface Mount | 24-SOIC |
|
CAT9554AWI-GT2IC XPNDR 400KHZ I2C SMBUS 16SOIC |
3,876 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
CAT9534YI-GT2IC XPND 400KHZ I2C SMBUS 16TSSOP |
3,896 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA9535EMTTXGIC XPNDR 100KHZ I2C SMBUS 24QFN |
2,688 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 100 kHz | 1.65V ~ 5.5V | -55°C ~ 125°C | - | - | Surface Mount | 24-QFN (4x4) |
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.
