I/O Expanders
Review I/O Expanders Interface components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PCA9675PW/S911,118IC XPNDR 1MHZ I2C 24TSSOP |
3,361 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
PCA9698DGG/S911,51IC XPNDR 1MHZ I2C 56TSSOP |
1,645 |
|
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 |
|
PCA9702PW,112IC XPNDR 5MHZ SPI SERIAL 16TSSOP |
1,143 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 (Input Only) | SPI Serial | Yes | - | Push-Pull | - | 5 MHz | 2.5V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TSSOP |
|
PCA9557D/DG,118IC XPNDR 400KHZ I2C SMBUS 16SO |
3,781 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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-SO |
|
|
PCA9703PW,112IC XPNDR 5MHZ SPI SERIAL 24TSSOP |
1,669 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 16 (Input Only) | SPI Serial | Yes | - | Push-Pull | - | 5 MHz | 4.5V ~ 5.5V | - | - | - | Surface Mount | 24-TSSOP |
|
PCA9534PW/DG,118IC I/O EXPANDER I2C/SMBU 16TSSOP |
1,363 |
|
Datasheet | * | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
PCA9554U,029IC XPNDR 400KHZ I2C SMBUS DIE |
3,914 |
|
Datasheet | - | Die | Bulk | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | - | - | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | Die |
|
PCA9500BSHPIC XPND 400KHZ I2C SMBUS 16HVQFN |
2,768 |
|
Datasheet | - | 16-VQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | No | EEPROM, POR | Push-Pull | 100µA, 25mA | 400 kHz | 2.5V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (4x4) |
|
|
PCA9534D,512IC XPNDR 400KHZ I2C SMBUS 16SO |
1,596 |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Open Drain | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9534D,518IC XPNDR 400KHZ I2C SMBUS 16SO |
3,895 |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Open Drain | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
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 JIEXIN Electronics 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.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
