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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to PCA9557DT.

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Texas Instruments RFQ AVAILABLE

PCA9557DT

IC XPNDR 400KHZ I2C SMBUS 16SOIC

Part Number: PCA9557DT

Manufacturer: Texas Instruments

Category: I/O Expanders

Package: 16-SOIC (0.154", 3.90mm Width)

Datasheet:: PCA9557DT.pdf

Description: IC XPNDR 400KHZ I2C SMBUS 16SOIC

Select Quantity Stock: 315

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Qty.	Unit Price	Ext. Price
1+	$0.93500	$0.94
10+	$0.68950	$6.90
25+	$0.62780	$15.70
100+	$0.55965	$55.96

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TECHNICAL RESOURCES

PCA9557DT Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: PCA9557DT

Manufacturer: Texas Instruments

Package: 16-SOIC (0.154", 3.90mm Width)

Series: -

Package/Case: 16-SOIC (0.154", 3.90mm Width)

Packaging: Tape & Reel (TR)

Product Status: Obsolete

Programmable: Not Verified

Number of I/O: 8

Interface: I2C, SMBus

Interrupt Output: No

Features: POR

Output Type: Open Drain, Push-Pull

Current - Output Source/Sink: 10mA, 25mA

Clock Frequency: 400 kHz

Voltage - Supply: 2.3V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: 16-SOIC

Frequently Asked Questions

1. How can I order PCA9557DT from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of PCA9557DT?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of PCA9557DT updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for PCA9557DT?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for PCA9557DT?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

Hot Sale Part Numbers

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

PCA9557DT Procurement and Technical Support

PCA9557DT is manufactured by Texas Instruments. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing PCA9557DT and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for PCA9557DT.

Part Number: PCA9557DT

Manufacturer: Texas Instruments

Package: 16-SOIC (0.154", 3.90mm Width)

Category: I/O Expanders

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Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

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