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Integrated Circuits (ICs)
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RF and Wireless
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Optoelectronics
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Sensors, Transducers
Sensors, Transducers
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Connectors, Interconnects
Connectors, Interconnects
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Resistors
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Capacitors
Capacitors
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Transformers
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Isolators
Isolators
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Crystals, Oscillators, Resonators
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Switches
Switches
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Relays
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See specs for product details.
See specs for product details.
Texas Instruments PCA9555DB
| Part Number: | PCA9555DB |
|---|---|
| Manufacturer/Brand: | Texas Instruments |
| Part of Description: | IC XPNDR 400KHZ I2C SMBUS 24SSOP |
| Datasheets: |
|
| RoHs Status: | ROHS3 Compliant |
| Payment: | PayPal / Credit Card / T/T |
| Shipment Way: | DHL / Fedex / TNT / UPS / EMS |
| Share: |
Ship From: Hong Kong
| Quantity | Unit Price |
|---|---|
| 1+ | $12.012 |
Online RFQ submissions: Fast responses, Better prices!
- Specifications
- Shopping Manual
- Shipping Information
- QC & Packaging
-
Texas Instruments PCA9555DB technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments PCA9555DB.Product Attribute Attribute Value Voltage - Supply 2.3V ~ 5.5V Supplier Device Package 24-SSOP Series - Package / Case 24-SSOP (0.209", 5.30mm Width) Package Tube Output Type Push-Pull Operating Temperature -40°C ~ 85°C Number of I/O 16 Product Attribute Attribute Value Mounting Type Surface Mount Interrupt Output Yes Interface I²C, SMBus Features POR Current - Output Source/Sink 10mA, 25mA Clock Frequency 400 kHz Base Product Number PCA9555 -
- Returns Policy
-
Returns must be requested within 60 days of the invoice date and include:
- Original invoice number
- Photo of the parts
- Brief explanation or test report stating the reason for return
Returns will not be accepted after 60 days. Returned items must be in original packaging and resalable condition. Returns due to customer errors at the time of quote or purchase will not be accepted. Contact customer service for return authorization before shipping.
- How to Buy
-
We support both online and offline orders. For detailed guidance on the ordering process, please visit the following link:
https://www.Y-IC.com/RFQ-Quote.htm
If you encounter any issues, feel free to contact our customer service team for assistance.
- Payment
-
We accept the following payment methods:
- T/T in advance (bank transfer)
- Western Union
- Credit Card / Visa / Mastercard / PayPal
Please note that customers are responsible for shipping fees, bank charges, duties, and taxes.
-
- Delivery Period
- Packages will be scheduled for delivery within 1-2 days after all items have arrived at our warehouse. In-stock items will be shipped within 24 hours. The delivery time varies based on the shipping method and the destination.
- Shipping Tracking
- Once the components are delivered, the tracking number will be emailed to you immediately. You can also find the tracking number in your order history.
- Shipping Rate
-
Shipping rates are determined by the size, weight, and destination of the package. YIC provides competitive shipping options through leading carriers such as DHL, FedEx and UPS. Additionally, we offer the option for customers to use their own shipping accounts for direct billing.
-
Quality Control (QC)
Packaging
ESD antistatic protection.
All products are packaged in anti-static bags and shipped with ESD antistatic protection. The label on the external ESD packaging will include our company information: part number, brand, and quantity.
We inspect all goods prior to shipment to ensure they are in excellent condition and verify that the parts are new, original, and match the datasheet specifications. After confirming that everyting is in order,we securely package the items and ship them via global express.
PCA9555DB Product Details
Mfr. Part
PCA9555DB
Manufacturer
Texas Instruments
Detailed Description
The PCA9555DB is a 16-bit remote I/O expander with I2C-bus/SMBus interface. It can be used to expand the number of general purpose input/output (GPIO) ports of a host controller. The device features interrupt output, power-on reset, and push-pull output drivers.
Key Features
16-bit remote I/O expander with I2C-bus/SMBus interface
Interrupt output
Power-on reset
Push-pull output drivers
Key Advantages
Expands GPIO ports of host controller
Simple I2C-bus/SMBus interface
Reliable interrupt handling
Robust power-on reset functionality
Versatile push-pull output drivers
Packaging
Package Type: 24-SSOP (0.209", 5.30mm Width)
Pin Configuration: 24-pins
Thermal Characteristics: Operating Temperature Range: -40°C to +85°C
Electrical Properties: Supply Voltage Range: 2.3V to 5.5V, Clock Frequency: 400 kHz, Output Source/Sink Current: 10mA/25mA
Lifecycle
This product is discontinued/obsolete.
Customers are advised to contact our sales team for information on equivalent or alternative models.
Key Application Areas
Expanding GPIO ports in embedded systems
Remote I/O control in industrial and automation applications
Interface expansion in consumer electronics
Datasheet
The most up-to-date datasheet for the PCA9555DB is available on our website. Customers are encouraged to download it for detailed technical specifications.
Request for Quotation Now
Customers are recommended to obtain quotes for the PCA9555DB on our website. Get a quote now to take advantage of our limited-time offer.
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User Review
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Powe***b_Engineer
Excellent power MOSFET for high-voltage switching applications. Switching characteristics are predictable and device temperatures stayed within limits.June 15th, 2026
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Reliable DSP controller for motor and signal applications. Performance remained stable and integration with existing hardware was straightforward.June 5th, 2026
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good communicationMay 8th, 2026
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Perfect replacement part. My system worked immediately after installation.March 23th, 2026
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Works very well. I used AD8108ASTZ for video switching project. Stable and no noise problem.March 20th, 2026
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Moderate quality chip. Works fine at room temperature, but in high temp conditions it seemed to drift. Not terrible, but not premium either.February 28th, 2026
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Nano***icBuyer
Good.January 28th, 2026
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Quan***Sourcing
Clear communication and quick updates during the whole process. The parts arrived as described. Very satisfied with the service.January 19th, 2026
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Fusi***oreBuyer
Prompt replies. The order process was smooth and the delivery matched the promised timeline. Satisfied with the service.January 16th, 2026
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Opti***pSolutions
GoodJanuary 9th, 2026
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Tech***cuitBuyer
quick answer to our requestDecember 29th, 2025
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Grid***ion
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ca_c***onents_ashley
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