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I/O Expanders
| Photo | Mfr. Part # | Availability | 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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NLVPCA9535EMTTXGIC XPNDR 100KHZ I2C 24WQFN |
0 |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | - | Open Drain | - | 100 kHz | 1.65V ~ 5.5V | -55°C ~ 125°C | - | - | Surface Mount | 24-WQFN (4x4) |
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PCA9535BS1,118IC XPND 400KHZ I2C SMBUS 24HWQFN |
0 |
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Datasheet |
- | 24-WFQFN 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-HWQFN (4x4) |
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PCA9672PW,118IC XPNDR 1MHZ I2C 16TSSOP |
0 |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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XRA1404IL16TR-FIC XPNDR 26MHZ SPI 16QFN |
0 |
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Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Not Verified | 8 | SPI | Yes | - | Open Drain | - | 26 MHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-QFN (3x3) |
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XRA1402IG16TR-FIC XPNDR 26MHZ SPI 16TSSOP |
0 |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | 8 | SPI | Yes | - | Open Drain | - | 26 MHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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PCA9554ADBIC XPNDR 400KHZ I2C SMBUS 16SSOP |
0 |
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Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tray | 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 |
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PCA9554APWIC XPND 400KHZ I2C SMBUS 16TSSOP |
0 |
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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 |
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XRA1404IG16-FIC XPNDR 26MHZ SPI 16TSSOP |
0 |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | SPI | Yes | - | Open Drain | - | 26 MHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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PI4IOE5V9555LEIC XPNDR 400KHZ I2C 24TSSOP |
0 |
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Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 16 | I2C | Yes | - | - | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
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TCAL6416RDTOR16-BIT TRANSLATING IC-BUS/SMBUS |
0 |
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Datasheet |
- | 24-QFN | Tape & Reel (TR) | Active | - | 16 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 1 MHz | 1.08V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-X2QFN (2x2) |
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PCA9555BSHPIC XPND 400KHZ I2C SMBUS 24HVQFN |
0 |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | 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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W83L604GIC XPNDR SMBUS 20SSOP |
0 |
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Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tube | Not For New Designs | Not Verified | 14 | SMBus | Yes | Buzzer Outputs, LED Outputs, POR | Open Drain, Push-Pull | 16mA | - | 3.3V | 0°C ~ 70°C | - | - | Surface Mount | 20-SSOP |
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PCA9555N,112IC XPNDR 400KHZ I2C SMBUS 24DIP |
0 |
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Datasheet |
- | 24-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Through Hole | 24-DIP |
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PCAL9722HN/Q900HPPCAL9722HN/Q900 |
0 |
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Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 32-HVQFN (5x5) |
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PCA9536DP/DG,118IC XPNDR 400KHZ I2C SMBUS 8TSSOP |
0 |
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Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 4 | I2C, SMBus | No | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 8-TSSOP |
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PCA9539RPW,112IC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
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Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tube | 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-TSSOP |
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PCA9555RGERG4IC XPNDR 400KHZ I2C SMBUS 24VQFN |
0 |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-VQFN (4x4) |
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TCA9536CDTMRPROTOTYPE |
0 |
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Datasheet |
- | 8-XFDFN Exposed Pad | Tape & Reel (TR) | Active | - | 4 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 1 MHz | 1.65V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 8-X2SON (1.35x0.8) |
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PCA9555DWRG4IC XPNDR 400KHZ I2C SMBUS 24SOIC |
0 |
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Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SOIC |
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PCA9671BQ,118IC XPNDR 1MHZ I2C 24DHVQFN |
0 |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C | No | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-DHVQFN (5.5x3.5) |
I/O Expanders Electronic Components
Frequently Asked Questions
Q1: What products are included in I/O Expanders?
This category includes related I/O Expanders subcategories and electronic components from multiple manufacturers. Select a lower-level category to view available part numbers.
Q2: Can I request a quotation for I/O Expanders components?
Yes. Send us the part numbers and required quantities, and our team will provide sourcing and quotation support.
Q3: Are datasheets and technical information available?
Yes. Datasheets and technical information are available on supported final product pages and product listings.
Q4: Do you support BOM sourcing?
Yes. We support BOM matching, component procurement and alternative sourcing for I/O Expanders and other electronic components.