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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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CAT9554AYI-GIC XPND 400KHZ I2C SMBUS 16TSSOP |
475 |
|
Datasheet |
CAT9554A | 16-TSSOP (0.173", 4.40mm Width) | Bulk | Active | 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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PCA9674APW,112IC XPNDR 1MHZ I2C 16TSSOP |
0 |
|
Datasheet |
- | 16-TSSOP (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 | 16-TSSOP |
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PCA9554BBSHPIC XPND 400KHZ I2C SMBUS 16HVQFN |
0 |
|
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) |
|
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PCA9554PW/DG,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
0 |
|
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 | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
TCA9554ADWTIC XPNDR 400KHZ I2C SMBUS 16SOIC |
500 |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm 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-SOIC |
|
PCA9557DIC XPNDR 400KHZ I2C SMBUS 16SOIC |
13 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
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MC1225FIC XPNDR 14CFLATPK |
62 |
|
Datasheet |
MC1200 | 14-CFlatPack | Bulk | Active | Not Verified | 4 | - | No | - | - | - | - | 5.2V | -55°C ~ 125°C | - | - | Surface Mount | 14-CFlatPack |
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VSC7157XYS-03IC INTERFACE CONTROLLER |
0 |
|
Datasheet |
* | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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CY8C9560A-24AXICY8C9560A-24AXI - 20-, 40-, AND |
51 |
|
Datasheet |
- | 100-LQFP | Bulk | Active | Not Verified | 60 | I2C | Yes | EEPROM, POR, PWM, WDT | Open Drain | 10mA, 25mA | 100 kHz | 3V ~ 5.25V | -40°C ~ 85°C | - | - | Surface Mount | 100-TQFP (14x14) |
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CQ82C55AZIC XPNDR PARALLEL 44MQFP |
0 |
|
Datasheet |
- | 44-QFP | Tray | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | 0°C ~ 70°C | - | - | Surface Mount | 44-MQFP (10x10) |
|
MCP23009-E/SSIC XPNDR 3.4MHZ I2C 20SSOP |
0 |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Not Verified | 8 | I2C | Yes | POR | Open Drain | 25mA | 3.4 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 20-SSOP |
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MCP23S09-E/PIC XPNDR 10MHZ SPI 18DIP |
24 |
|
Datasheet |
- | 18-DIP (0.300", 7.62mm) | Tube | Active | Not Verified | 8 | SPI | Yes | - | Open Drain | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Through Hole | 18-PDIP |
|
MAX7312AUG+IC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 31mA, 43mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TSSOP |
|
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MAX7312AUG+TIC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 31mA, 43mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TSSOP |
|
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PCA9538PW/Q900,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
0 |
|
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 | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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PI4IOE5V6416AZDEXINTERFACE IO EXPANDER V-QFN4040- |
0 |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | 16 | I2C | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
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PI4IOE5V6416ALEXINTERFACE IO EXPANDER TSSOP-24 T |
0 |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | - | 16 | I2C | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
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TPT29555A-TS5RIC BUS EXPANDER I2C 16BIT 24-TSS |
0 |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | - | 16 | I2C | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
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AAT4296IJS-T1IC XPNDR SERIAL SC70 |
0 |
|
Datasheet |
- | 8-TFSOJ (0.069", 1.75mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 5 | Serial | No | - | Push-Pull | - | - | 1.8V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 8-SC70JW |
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PI4IOE5V9521XTEXIC XPNDR 1MHZ I2C 8UQFN |
0 |
|
Datasheet |
- | 8-UFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 1 | I2C | Yes | - | - | 20mA | 1 MHz | 2.3V ~ 5.5V | - | - | - | Surface Mount | 8-UQFN (1.6x1.6) |
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.