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Texas InstrumentsIntegrated Circuits (ICs)Interface - I/O Expanders

PCA9554DBR Interface - I/O Expanders by Texas Instruments

PCA9554DBR is a Interface - I/O Expanders model from Texas Instruments, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / Interface - I/O Expanders product path. Known package information currently points to 16-SSOP under the Texas Instruments brand listing. 8-bit I2C/SMBus I/O expander in 16-SSOP used as a P2P candidate. TrustCompo combines the available model, brand, hierarchy, and specification details around PCA9554DBR so buyers can move faster from review to quotation.

RoHS
Datasheet
PCA9554DBR Interface - I/O Expanders by Texas Instruments | TrustCompo
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Documentation support

Pre-shipment inspection review

Part Number

PCA9554DBR

Internal code

TCE000097725

Package

16-SSOP

Manufacturer

Texas Instruments

Key specifications

Series

PCA9554

Min Quantity

1

Category

Integrated Circuits (ICs)

Sub Category

Interface - I/O Expanders

Description

8-bit I2C/SMBus I/O expander in 16-SSOP used as a P2P candidate.

key Attributes

-

Datasheet

View PCA9554DBR Datasheet

Technical document

Open The Official Datasheet

Review the latest datasheet for PCA9554DBR from Texas Instruments in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.

View PCA9554DBR Datasheet

Why request a quote

Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.

Confirm stock and lead-time expectations
Check CoC or traceability support
Align inspection and fulfillment details

Trust signals

Globally recognized certifications

4 certifications

Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.

ISO 9001

Quality management processes for more consistent sourcing and handling.

AS9120B

Aerospace-focused distribution controls for traceability and reliability.

ISO 14001

Environmental management discipline across warehouse and operating workflows.

ESD Control

Electrostatic handling standards to help protect sensitive components.

Ordering workflow

Understand how to order and what policies support the purchase

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How to order this product

A simple B2B flow helps engineering and procurement teams move from part review to commercial confirmation.

1

Confirm part and quantity

Review the part number, package, key specs, and target quantity so the quote request reflects the exact sourcing scope your team needs.

2

Send RFQ or sample request

Use Quick Quote for commercial pricing or Request Sample when engineering validation is still in progress and a smaller evaluation quantity is needed.

3

Align delivery, payment, and documentation

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Policies buyers usually check

These pages explain the operating rules around samples, shipping, payment, and quality support before you place the order.

Get a Sample

Request engineering samples to evaluate fit, validate alternatives, and keep design decisions moving before a larger order is placed.

Request evaluation samples

Shipping & Delivery

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Payment Terms

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Quality & Traceability Center

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Review quality controls

Structured product content

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Product overview

Overview

PCA9554DBR is a Texas Instruments 8-bit I2C and SMBus GPIO expander in 16-SSOP. It is a practical same-package replacement candidate for NXP PCA9554DB,118 sustainment work. Confirm address selection, register behavior, interrupt output, output drive limits, and package land pattern before calling the migration pin-to-pin qualified.

Fast scan

Popular Specs Surfaced First

Product Attribute

Number Of I/O

8

Product Attribute

Manufacturer

Texas Instruments

Product Attribute

Package / Case

16-SSOP

Product Attribute

Clock Frequency

400 kHz

Product Attribute

Supply Voltage

2.3 V to 5.5 V

Product Attribute

Interface

I2C / SMBus

Number Of I/O
8
Manufacturer
Texas Instruments
Package / Case
16-SSOP
Clock Frequency
400 kHz
Supply Voltage
2.3 V to 5.5 V
Interface
I2C / SMBus
Replacement Role
P2P review candidate
Function
8-bit I2C/SMBus GPIO expander

PCA9554DBR cross reference and alternatives

PCA9554DBR replacement and cross-reference parts

Review mapped alternatives for PCA9554DBR from Texas Instruments. Compare replacement type, package, lifecycle, stock, and sourcing context before RFQ or engineering approval.

Pin-to-pin optionNXP Semiconductors16-SSOP

PCA9554DB,118

Same-package 16-SSOP P2P review candidate for PCA9554DB,118. Confirm address options, register behavior, and interrupt output.

Replacement Type

Pin-to-pin option

Lifecycle status

LTB

key Attributes

-

Available Quantity

12,000

Sourcing Signal

Review mapped alternatives for PCA9554DBR from NXP Semiconductors. Compare replacement type, package, lifecycle, stock, and sourcing context before RFQ or engineering approval.

View all replacement options for PCA9554DBR

Common questions

Product FAQ

Quick answers for buyers reviewing PCA9554DBR, stock, documentation, and sourcing steps.

What is PCA9554DBR?

PCA9554DBR is a Interface - I/O Expanders component from Texas Instruments. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.

What package and description are listed for PCA9554DBR?

PCA9554DBR is listed with package reference 16-SSOP. The current product description is 8-bit I2C/SMBus I/O expander in 16-SSOP used as a P2P candidate., and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.

Is PCA9554DBR available in stock?

This page currently shows 30000 units in stock and 20000 units available for PCA9554DBR. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.

Can I request a quote or sample for PCA9554DBR?

Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for PCA9554DBR by Texas Instruments. The TrustCompo team can review price, availability, and documentation support.

Is a datasheet available for PCA9554DBR?

Yes. This page links to the datasheet for PCA9554DBR by Texas Instruments, so engineers and buyers can review package, ratings, and application details before purchase.

How should buyers verify PCA9554DBR before ordering?

Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for PCA9554DBR before approving the order.

More sourcing insights

Articles

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