I/O Expanders
Browse available I/O Expanders components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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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PI4IOE5V9522UEXIC XPNDR 1MHZ I2C 8MSOP |
4,420 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | - | I2C | Yes | - | Open Drain | - | 1 MHz | 2.3V ~ 5.5V | - | - | - | Surface Mount | 8-MSOP-EP |
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XRA1200IG16TR-FIC XPND 400KHZ I2C SMBUS 16TSSOP |
3,768 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | 8 | I2C, SMBus | Yes | - | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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IS31IO7328-QFLS4-TRIC XPNDR 400KHZ I2C 16QFN |
4,581 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C | Yes | POR | Open Drain | 10mA, 20mA | 400 kHz | 2.4V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-QFN (3x3) |
|
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XRA1200PIG16TR-FIC XPND 400KHZ I2C SMBUS 16TSSOP |
2,603 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | 8 | I2C, SMBus | Yes | - | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
IS31IO7325-QFLS4-TRIC XPNDR 400KHZ I2C SERIAL 24QFN |
2,271 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, Serial | Yes | POR | Open Drain | 10mA, 20mA | 400 kHz | 2.4V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QFN (4x4) |
|
PCA9536DGKRG4IC XPNDR 400KHZ I2C SMBUS 8VSSOP |
2,548 | - |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 4 | I2C, SMBus | No | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 8-VSSOP |
|
PCA9536DRG4IC XPNDR 400KHZ I2C SMBUS 8SOIC |
4,928 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 4 | I2C, SMBus | No | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 8-SOIC |
|
PCF8574ANG4IC XPNDR 100KHZ I2C 16DIP |
3,997 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Through Hole | 16-PDIP |
|
XRA1201IL24TR-FIC XPNDR 400KHZ I2C SMBUS 24QFN |
4,201 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | - | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-QFN (4x4) |
|
IS31IO7325-GRLS4IC XPNDR 400KHZ I2C SERIAL 24SOP |
4,013 | - |
|
Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 8 | I2C, Serial | Yes | POR | Open Drain | 20mA | 400 kHz | 2.4V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-SOP |
|
PCA9554CBSHPIC XPND 400KHZ I2C SMBUS 16HVQFN |
2,464 | - |
|
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) |
|
XRA1203IG24TR-FIC XPND 400KHZ I2C SMBUS 24TSSOP |
3,282 | - |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | - | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
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PCAL6408AEXXIC XPND 400KHZ I2C SMBUS 16XFBGA |
4,018 | - |
|
Datasheet | Agile | 16-XFBGA | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-XFBGA (1.6x1.6) |
|
PI4IOE5V9673ZDEXIC XPNDR 400KHZ I2C 24TQFN |
1,244 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | - | - | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
PCA9534PWRG4IC XPND 400KHZ I2C SMBUS 16TSSOP |
1,169 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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 |
|
|
PCA9554N,112IC XPNDR 400KHZ I2C SMBUS 16DIP |
1,111 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Through Hole | 16-DIP |
|
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PCA9554AN,112IC XPNDR 400KHZ I2C SMBUS 16DIP |
1,050 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Through Hole | 16-DIP |
|
|
XRA1201IG24TR-FIC XPND 400KHZ I2C SMBUS 24TSSOP |
4,916 | - |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | - | - | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
PCA9674ATS,112IC XPNDR 1MHZ I2C 20SSOP |
4,429 | - |
|
Datasheet | - | 20-LSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 20-SSOP |
|
|
PCA9674TS,112IC XPNDR 1MHZ I2C 20SSOP |
2,401 | - |
|
Datasheet | - | 20-LSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 20-SSOP |
I/O Expanders FAQ
What I/O Expanders components can I source from EGOO?
You can browse available I/O Expanders product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete I/O Expanders parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
How do I request pricing and availability?
Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.
