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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
.jpg "CS82C55AZ96")
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CS82C55AZ96IC XPNDR PARALLEL 44PLCC |
2,536 | - |
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Datasheet | - | 44-LCC (J-Lead) | Tape & Reel (TR) | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | 0°C ~ 70°C | - | - | Surface Mount | 44-PLCC (16.58x16.58) |
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IS82C55AZIC XPNDR PARALLEL 44PLCC |
163 | - |
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Datasheet | - | 44-LCC (J-Lead) | Tube | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 44-PLCC (16.58x16.58) |
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IS82C55AZ96IC XPNDR PARALLEL 44PLCC |
1,265 | - |
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Datasheet | - | 44-LCC (J-Lead) | Tape & Reel (TR) | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 44-PLCC (16.58x16.58) |
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PCA9570GMHIC XPNDR 100KHZ I2C SMBUS 8XQFN |
9,148 | - |
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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) |
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TCA9554ADBRIC XPNDR 400KHZ I2C SMBUS 16SSOP |
2,920 | - |
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Datasheet | - | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
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TCA9534DWRIC XPNDR 400KHZ I2C 16SOIC |
462 | - |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
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TCA9555DBRIC XPNDR 400KHZ I2C SMBUS 24SSOP |
3,927 | - |
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Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SSOP |
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PCA6408AHKXIC XPNDR 400KHZ I2C SMBUS 16XQFN |
6,991 | - |
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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) |
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PCA9536DRIC XPNDR 400KHZ I2C SMBUS 8SOIC |
6,207 | - |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | 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 |
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PCAL9714HNMPLOW-VOLTAGE TRANSLATING 14-BIT S |
5,434 | - |
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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) |
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TCA9536DGKRIC XPNDR 1MHZ I2C SMBUS 8VSSOP |
22,835 | - |
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Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Not Verified | 4 | I2C, SMBus | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 8-VSSOP |
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TCA9536DTMRIC XPNDR 1MHZ I2C SMBUS 8X2SON |
10,868 | - |
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Datasheet | - | 8-XFDFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C, SMBus | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 8-X2SON (1.35x0.8) |
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TCA9536BDTMRIC XPNDR 1MHZ I2C SMBUS 8X2SON |
4,758 | - |
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Datasheet | - | 8-XFDFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C, SMBus | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 8-X2SON (1.35x0.8) |
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TCA9536ADTMRIC XPNDR 1MHZ I2C SMBUS 8X2SON |
3,828 | - |
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Datasheet | - | 8-XFDFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 4 | I2C, SMBus | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 8-X2SON (1.35x0.8) |
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TCA9537DGSRIC XPNDR 1MHZ I2C 10VSSOP |
3,624 | - |
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Datasheet | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Not Verified | 4 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 10-VSSOP |
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TCA9554ADBQRIC XPNDR 400KHZ I2C SMBUS 16SSOP |
3,865 | - |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
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TCA6408APWRIC XPND 400KHZ I2C SMBUS 16TSSOP |
3,087 | - |
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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 |
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TCA9534ADWRIC XPNDR 400KHZ I2C 16SOIC |
3,872 | - |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | - | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
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TCA9554DBQRIC XPNDR 400KHZ I2C 16SSOP |
2,181 | - |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
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PCA6408APW,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
66,356 | - |
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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 |
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.
