I/O Expanders
Compare the current I/O Expanders Interface selection by manufacturer, stock status, datasheet and technical parameters. Use these details to narrow the list to parts that match your design, maintenance or purchasing requirements.
For a specific MPN, package, electrical rating or quantity requirement, send the details to EGOO. We can help confirm availability, quotation and alternative sourcing options.
| Photo | Mfr. Part # | Availability | Price | 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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TCA6408ARSVRIC XPNDR 400KHZ I2C SMBUS 16UQFN |
13,999 | - |
|
Datasheet | - | 16-UFQFN | 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-UQFN (2.6x1.8) |
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TCA9535RTWRIC XPNDR 400KHZ I2C SMBUS 24WQFN |
0 |
1+：$1.67000 10+：$1.22200 25+：$1.11040 100+：$0.98740 250+：$0.92872 500+：$0.89332 1000+：$0.88740 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-WQFN (4x4) |
|
PCF8574ADWRIC XPNDR 100KHZ I2C 16SOIC |
7,414 |
1+：$1.59000 10+：$1.15800 25+：$1.05160 100+：$0.93410 250+：$0.87812 500+：$0.84434 1000+：$0.83691 |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
PCF8574APWRIC XPNDR 100KHZ I2C 20TSSOP |
3,709 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
|
TCA9555PWRIC XPND 400KHZ I2C SMBUS 24TSSOP |
10,938 |
1+：$1.81000 10+：$1.32900 25+：$1.20720 100+：$1.07400 250+：$1.01040 500+：$0.97208 1000+：$0.96659 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
TCA9554PWRIC XPND 400KHZ I2C SMBUS 16TSSOP |
12,507 |
1+：$1.51000 10+：$1.10400 25+：$1.00160 100+：$0.88880 250+：$0.83508 500+：$0.80272 1000+：$0.79407 |
|
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 | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
|
TCA9554APWRIC XPND 400KHZ I2C SMBUS 16TSSOP |
1,696 | - |
|
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 | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
TCA9539PWRIC XPND 400KHZ I2C SMBUS 24TSSOP |
9,727 | - |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
|
TCA9534PWRIC XPNDR 400KHZ I2C 16TSSOP |
33,088 |
1+：$1.53000 10+：$1.11400 25+：$1.01040 100+：$0.89690 250+：$0.84280 500+：$0.81016 1000+：$0.80172 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | - | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
|
TCA9555RTWRIC XPNDR 400KHZ I2C SMBUS 24WQFN |
22,711 | - |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-WQFN (4x4) |
I/O Expanders FAQ
How can I narrow the current I/O Expanders selection?
Use the available manufacturer and technical filters to compare matching parts by specifications, stock status, pricing and datasheet information.
Can EGOO help source hard-to-find or obsolete I/O Expanders parts?
Yes. Send the manufacturer part number and required quantity to our sourcing team for availability, lead-time and alternative sourcing support.
Can I request a quotation for a BOM or small-batch requirement?
Yes. EGOO supports BOM sourcing, prototype quantities and small-batch purchasing. Provide your part list and quantities for a quotation review.
What information should I provide when requesting a quote?
Please provide the target part number, manufacturer, quantity and any required date code, package or delivery requirements so our team can respond more accurately.
