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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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MCP23009-E/MGVAO8-BIT INPUT/OUTPUT EXPANDER, I2C |
0 |
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Datasheet |
- | 16-VFQFN Exposed Pad | Tube | Active | - | 8 | I2C | Yes | POR | Open Drain | 25mA | 3.4 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 16-QFN (3x3) |
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MCP23S17-E/SSVAO16-BIT INPUT/OUTPUT EXPANDER, SP |
0 |
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Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | - | 16 | SPI | Yes | POR | Open Drain | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 28-SSOP |
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SX1502I087TRTIC XPNDR 400KHZ I2C 20QFN |
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Datasheet |
- | 20-UFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 8mA, 24mA | 400 kHz | 1.2V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 20-QFN-UT (3x3) |
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CAT9554YI-GT2IC XPND 400KHZ I2C SMBUS 16TSSOP |
0 |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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PCA9538DBRIC XPNDR 400KHZ I2C SMBUS 16SSOP |
0 |
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Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | 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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TCA1116PWRIC XPNDR 400KHZ I2C 24TSSOP |
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- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
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TCA1116RTWRIC XPNDR 400KHZ I2C 24WQFN |
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- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-WQFN (4x4) |
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PCF8575CDWG4IC XPNDR 400KHZ I2C SMBUS 24SOIC |
0 |
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Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tube | Discontinued at Digi-Key | Not Verified | 16 | I2C, SMBus | Yes | POR | Open Drain | 10mA, 25mA | 400 kHz | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SOIC |
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PCA9539DBRIC XPNDR 400KHZ I2C SMBUS 24SSOP |
0 |
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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 | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SSOP |
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PCA9539DWRIC XPNDR 400KHZ I2C SMBUS 24SOIC |
0 |
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Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | 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-SOIC |
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PCA9534ADBRIC XPNDR 400KHZ I2C SMBUS 16SSOP |
0 |
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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 | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
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PCA9672BS,118IC XPNDR 1MHZ I2C 16HVQFN |
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Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (3x3) |
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COM-15099IC XPNDR 1.7MHZ I2C 18DIP |
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- | 18-DIP (0.300", 7.62mm) | Bulk | Active | Not Verified | 8 | I2C | Yes | POR | Open Drain | 3mA | 1.7 MHz | 1.8V ~ 5.5V | - | - | - | Through Hole | 18-PDIP |
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MAX7313DAEG+TIC XPNDR 400KHZ I2C SMBUS 24QSOP |
0 |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
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MAX7313DATG+TIC XPNDR 400KHZ I2C SMBUS 24TQFN |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | 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) |
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PCA9555PW/DG,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
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Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | 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-TSSOP |
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PCA9555DBQRIC XPNDR 400KHZ I2C SMBUS 24SSOP |
0 |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | 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-SSOP |
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STMPE801MTRIC XPNDR 400KHZ I2C 16SO |
0 |
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Datasheet |
Xpander Logic™ | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
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PCAL9554BBSHPIC XPND 400KHZ I2C SMBUS 16HVQFN |
0 |
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Datasheet |
Agile | 16-VFQFN Exposed Pad | 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-HVQFN (3x3) |
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MCP23017-E/MLVAO16-BIT INPUT/OUTPUT EXPANDER, I2 |
0 |
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Datasheet |
- | 28-VQFN Exposed Pad | Tube | Active | - | 16 | I2C | Yes | POR | Open Drain | 25mA | 1.7 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 28-QFN (6x6) |
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.