Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
PCA9554APW,118 PCA9554APW
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- NXP PCA9554APW, 118
- Type
- NXP
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- NXP
- Electronic Component
- PCA9554APW,118
- Electronic Component
- 1
- Package
- TSSOP-16
- Electronic Component
- I / O Expander
- Electronic Component
- 0.168g
- Electronic Component
- 1
- I / O
- 8
- Features
- positions; and
- Electronic Component
- BM0094344253
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 2.3V~5.5V
- Interface Type
- I2C；SMBus
- Output Type
- Electronic Component
- Current(IOH)
- 10mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
PCA9554APW,118 产品概述
产品简述
PCA9554APW,118 是一款由恩智浦（NXP）推出的 I/O 扩展器，设计用于与 I²C 和 SMBus 接口的通信。它能够以高效的方式扩展主控系统的 I/O 引脚数，适用于需要额外输入/输出通道的应用场景。
基本特性
PCA9554APW,118 具备以下关键特性：
- I/O 扩展：此芯片提供多达 8 个可编程 I/O 引脚，适合在需要更多输入或输出的场合使用，例如按钮数组、LED 灯控制等。
- 电源电压范围：支持 2.3V 至 5.5V 的广泛供电范围，使其能够兼容多种电子产品的电源系统。
- 输出电流能力：每个输出引脚的驱动能力分别为 10mA 和 25mA，适合控制多种外设设备。
- 高通信速度：此 I/O 扩展器支持最高 400kHz 的 I²C 时钟频率，确保快速有效的数据传输。
- 中断功能：内置中断输出功能，能够及时向主控系统报告其状态改变，这对于实时监控和响应至关重要。
- 工作温度范围：宽广的工作温度范围 (-40°C 至 85°C) 使其适用于各种工业和户外环境。
封装及安装类型
PCA9554APW,118 采用 HTSSOP-16 表面贴装型封装，适合现代电子设备的小型化和高密度设计。
应用领域
PCA9554APW,118 主要应用于以下领域：
- 消费电子：可用于电视机、音响设备和其他家电的控制接口扩展。
- 工业自动化：适合用于各类传感器接口和控制系统中，用于监测设备状态和控制电力输出。
- 汽车电子：可在汽车电子模块中用于状态指示灯和控制开关等。
- 智能家居：能够连接更多传感器和执行器，实现智能家居设备的数据采集和控制。
技术参数
- 接口类型：支持 I²C 和 SMBus 协议，易于与多种主控芯片连接。
- 设计兼容性：由于其支持的电压范围及小巧的封装尺寸，能够与现有的大多数电路板设计无缝集成。
使用优势
PCA9554APW,118 作为 I/O 扩展器具有多项优势：
- 简化设计：通过 I²C 接口，用户无需担心复杂的布线，可以通过简单的数据线与微控制器连接，极大地简化了设计过程。
- 节省成本和空间：减少了所需的外部元件数量，从而降低了整体设计成本并节省了电路板空间。
- 易于扩展：可以通过串联多个 PCA9554APW,118 来增加更多的 I/O 数量，灵活适应不同的应用需求。
结论
PCA9554APW,118 是一款功能强大的 I/O 扩展器，以其高性能、丰富的特性和广泛的应用能力，成为了现代电子设计的重要组成部分。通过有效扩展主控系统的 I/O 能力，为各类电子产品的创新和发展提供了全新的解决方案。无论是在消费电子、工业自动化还是智能家居领域，其极具性价比的设计使得它成为了值得推荐的选择。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
