I/O Expanders
Compare the current I/O Expanders Interface selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.
For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PCA9554ADB,112IC XPNDR 400KHZ I2C SMBUS 16SSOP |
2,762 | - |
|
Datasheet | - | 16-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
|
PCA9670D,512IC XPNDR 1MHZ I2C 16SO |
1,749 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Bulk | Obsolete | Not Verified | 8 | I2C | No | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9534PW,112IC XPND 400KHZ I2C SMBUS 16TSSOP |
1,165 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
|
PCA9500D,118IC XPNDR 400KHZ I2C SMBUS 16SO |
4,552 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | No | EEPROM, POR | Push-Pull | 100µA, 25mA | 400 kHz | 2.5V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
|
PCA9500D,112IC XPNDR 400KHZ I2C SMBUS 16SO |
2,263 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | No | EEPROM, POR | Push-Pull | 100µA, 25mA | 400 kHz | 2.5V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9501PW,112IC XPND 400KHZ I2C SMBUS 20TSSOP |
3,511 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | EEPROM, POR | Push-Pull | 100µA, 25mA | 400 kHz | 2.5V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
|
PCA9672BS,118IC XPNDR 1MHZ I2C SMBUS 16HVQFN |
77,938 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Bulk | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 300µA, 43mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (3x3) |
|
PCA9571GUXIC XPNDR 1MHZ I2C 12XQFN |
7,664 | - |
|
Datasheet | - | 12-XFQFN | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | No | POR | Push-Pull | - | 1 MHz | 1.1V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 12-XQFN (2x1.7) |
|
PCA9500DIC I/O EXPANDER I2C 8B 16SOIC |
416 | - |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | - | 8 | I2C, SMBus | Yes | EEPROM, POR | Push-Pull | 300µA, 25mA | 400 kHz | 2.5V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9539D,118IC XPNDR 400KHZ I2C SMBUS 24SO |
8,272 | - |
|
Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Bulk | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SO |
I/O Expanders FAQ
How can I narrow the current I/O Expanders selection?
Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.
Can EGOO help source hard-to-find or obsolete I/O Expanders parts?
Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.
Can I request a quotation for a BOM or small-batch requirement?
Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.
What information should I provide when requesting a quote?
Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.
