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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MIC74YQS-TRIC XPNDR 100KHZ I2C SMBUS 16QSOP |
3,117 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | Fan Speed Controller | Open Drain, Push-Pull | 7mA, 10mA | 100 kHz | 2.7V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-QSOP |
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MAX7315AEE+TIC XPNDR 400KHZ I2C SMBUS 16QSOP |
3,000 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
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MAX7323ATE+TIC XPNDR 400KHZ I2C 16TQFN |
4,649 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (3x3) |
|
|
MAX7323AEE+TIC XPNDR 400KHZ I2C 16QSOP |
1,246 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 4 | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
|
PCF8575DWIC XPNDR 400KHZ I2C SMBUS 24SOIC |
3,285 | - |
|
Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SOIC |
|
MAX7313DAEG+IC XPNDR 400KHZ I2C SMBUS 24QSOP |
3,686 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
|
TCA6408RGTRIC XPNDR 400KHZ I2C SMBUS 16VQFN |
3,577 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-VQFN (3x3) |
|
PCA9539RBS,118IC XPND 400KHZ I2C SMBUS 24HVQFN |
1,825 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | 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-HVQFN (4x4) |
|
PCA9539BS,115IC XPND 400KHZ I2C SMBUS 24HVQFN |
1,396 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | 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-HVQFN (4x4) |
|
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PCA9539BSHPIC XPNDR 400KHZ I2C 24HVQFN |
4,507 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C | Yes | POR | Open Drain | 50mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-HVQFN (4x4) |
|
TCA6416ZQSRIC XPNDR 400KHZ I2C SMBUS 24BGA |
1,346 | - |
|
Datasheet | - | 24-VFBGA | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-BGA MICROSTAR JUNIOR (3x3) |
|
TCA6408PWRIC XPND 400KHZ I2C SMBUS 16TSSOP |
4,209 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | 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 |
|
MAX7313DATG+IC XPNDR 400KHZ I2C SMBUS 24TQFN |
4,010 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
MCP23008T-E/SSVAOIC XPNDR 10MHZ I2C 20SSOP |
2,420 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 25mA | 10 MHz | 4.5V ~ 5.5V | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 20-SSOP |
|
|
MAX7324AEG+TIC XPNDR 400KHZ I2C 24QSOP |
3,074 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
|
|
MAX7324ATG+TIC XPNDR 400KHZ I2C 24TQFN |
3,108 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
PCA9621D,118IC XPNDR 1MHZ I2C SMBUS 16SO |
1,318 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | No | - | Open Drain | 65mA | 1 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9621PW,118IC XPNDR 1MHZ I2C SMBUS 16TSSOP |
4,268 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | No | - | Open Drain | 65mA | 1 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
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MAX7325AEG+TIC XPNDR 400KHZ I2C 24QSOP |
4,387 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 (8 Output Only) | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
|
MCP25020T-I/SLIC XPNDR 25MHZ CAN V2.0B 14SOIC |
0 |
2600+：$3.60360 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Verified | 8 | CAN V2.0b | No | EEPROM, POR, PWM | Push-Pull | 25mA | 25 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 14-SOIC |
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.
