I/O Expanders
Explore I/O Expanders parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to ICMENU. Our team can assist with availability checks and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PCA9505DGGYIC XPNDR 400KHZ I2C 56TSSOP |
3,977 |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Push-Pull | 10mA, 15mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
PCA9506BS,118IC XPNDR 400KHZ I2C 56HVQFN |
5,028 |
|
Datasheet | - | 56-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-HVQFN (8x8) |
|
PCA9506DGG,518IC XPNDR 400KHZ I2C 56TSSOP |
5,412 |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
|
PCA9698BS,118IC XPNDR 1MHZ I2C 56HVQFN |
7,698 |
|
Datasheet | - | 56-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-HVQFN (8x8) |
|
CY8C9520A-24PVXITIC XPNDR 100KHZ I2C 28SSOP |
19,003 |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 20 | I2C | Yes | EEPROM, POR, PWM, WDT | Open Drain | 10mA, 25mA | 100 kHz | 3V ~ 5.25V | -40°C ~ 85°C | - | - | Surface Mount | 28-SSOP |
|
|
PCA9698DGG,518IC XPNDR 1MHZ I2C 56TSSOP |
3,179 |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
|
PCA9698DGG,512IC XPNDR 1MHZ I2C 56TSSOP |
850 |
|
Datasheet | - | 56-TFSOP (0.240", 6.10mm Width) | Tube | Last Time Buy | Not Verified | 40 | I2C | Yes | POR | Open Drain | 10mA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 56-TSSOP |
|
MAX7321AEE+TIC XPNDR 400KHZ I2C 16QSOP |
3,179 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
|
MAX7319ATE+TIC XPNDR 400KHZ I2C 16TQFN |
1,198 |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 (Input Only) | I2C | Yes | POR | - | 25mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (3x3) |
|
|
MAX7315ATE+TIC XPNDR 400KHZ I2C SMBUS 16TQFN |
2,884 |
|
Datasheet | - | 16-WFQFN Exposed Pad | 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-TQFN (3x3) |
|
MAX7315AUE+TIC XPND 400KHZ I2C SMBUS 16TSSOP |
2,525 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm 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-TSSOP |
|
|
DS4520E+IC XPNDR 400KHZ I2C 16TSSOP |
1,296 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 9 | I2C | No | EEPROM, POR | Open Drain | 12mA | 400 kHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
|
MAX7315AUE+IC XPND 400KHZ I2C SMBUS 16TSSOP |
2,666 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 8 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-TSSOP |
|
MAX7310ATE+IC XPNDR 400KHZ I2C SMBUS 16TQFN |
521 |
|
Datasheet | - | 16-WQFN Exposed Pad | Tube | Active | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 18mA, 30mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (4x4) |
|
|
MAX7310AUE+TIC XPND 400KHZ I2C SMBUS 16TSSOP |
6,907 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 18mA, 30mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TSSOP |
|
|
MAX7317AEE+TIC I/O EXPANDER SPI 10B 16QSOP |
5,648 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 10 | SPI | No | POR | Open Drain | 20mA | - | 2.25V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
|
MAX7318AUG+TIC XPND 400KHZ I2C SMBUS 24TSSOP |
3,516 |
|
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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MAX7318AUG+IC XPND 400KHZ I2C SMBUS 24TSSOP |
385 |
|
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 |
|
MAX7312ATG+IC XPNDR 400KHZ I2C SMBUS 24TQFN |
1,468 |
|
Datasheet | - | 24-WFQFN Exposed Pad | 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-TQFN (4x4) |
|
MAX7313AEG+TIC XPNDR 400KHZ I2C SMBUS 24QSOP |
4,710 |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
Frequently Asked Questions
What are I/O Expanders components used for?
I/O Expanders components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right I/O Expanders part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can ICMENU help source obsolete or hard-to-find I/O Expanders parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
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Submit the part number, manufacturer and required quantity through our RFQ form. ICMENU will review your request and provide available stock, pricing and sourcing information.