What are the key features of Texas Instruments PCA9545APWR?

This product belongs to the General Purpose ICs category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by Texas Instruments with full traceability.

What are the main application scenarios for PCA9545APWR?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does PCA9545APWR work?

This device follows established General Purpose ICs design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of PCA9545APWR?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for PCA9545APWR?

The global General Purpose ICs market is growing at ~6-8% CAGR, with particularly strong demand in power management. Texas Instruments PCA9545APWR is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of PCA9545APWR?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, Texas Instruments provides full technical support and reference designs.

PCA9545APWR IC I2C SMBUS SWITCH 4CH 20-TSSOP by Texas Instruments

PCA9545APWR | Texas Instruments IC I2C SMBUS SWITCH 4CH 20-TSSOP

Category: General Purpose ICs

Brand: Texas Instruments

IC I2C SMBUS SWITCH 4CH 20-TSSOP

Stock: On request

Inquire Now

Product Details

PDF Datasheet

Technical Docs

Description: IC I2C SMBUS SWITCH 4CH 20-TSSOP

Technical Parameters

Brand	Texas Instruments
Clock Frequency	400 kHz (Max)
Data Tier	Family Level
ECCN	EAR99
Halogen Free	Yes
Interface	I2C
Interrupt Output	Yes
Mounting Type	Surface Mount
Number of Channels	8
Operating Temperature	-40 to +85 C
Package / Case	TSSOP
Packaging	Tape & Reel
Product Type	I2C Multiplexer
REACH	Compliant
RoHS	Compliant
Series	PCA9545
Supply Voltage	2.3 V to 5.5 V

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

Datasheet not available online yet.

Can't find the datasheet you need? Contact our sourcing team and we'll help locate the official documentation from the manufacturer or our supply channels.

Request now →

PCB Footprint (.pcb)

3D Model (.stp)

Schematic Symbol (.sch)

DXF Drawing

PCA9545APWR Application and Selection Guide

PCA9545APWR Model and Manufacturer Information

PCA9545APWR, a General Purpose ICs manufactured by Texas Instruments: PCA9545APWR helps you confirm the specific model, while Texas Instruments helps you confirm the product source. If you are selecting a part, you can first check whether PCA9545APWR meets your requirements, then check whether Texas Instruments matches your expectations, and then refer to IC I2C SMBUS SWITCH 4CH 20-TSSOP for further evaluation.

PCA9545APWR Product Parameters and Description

The main parameters of Texas Instruments's General Purpose ICs product PCA9545APWR include IC I2C SMBUS SWITCH 4CH 20-TSSOP. This is a General Purpose ICs produced by Texas Instruments, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

PCA9545APWR Application and Selection Reference

Texas Instruments's General Purpose ICs product PCA9545APWR has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, PCA9545APWR is a General Purpose ICs solution worth considering, and manufacturer Texas Instruments provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for PCA9545APWR

Designers looking for PCA9545APWR recommended parts can evaluate the following options. PCA9545APWR selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
UC3637N	Texas Instruments	IC MOTOR CONTROLLER PAR 18DIP
TMS320F28375DZWTS	Texas Instruments	IC MCU 32BIT 1MB FLASH 337FBGA
PGA205AU	Texas Instruments	IC OPAMP INSTR 1MHZ 16SOIC

EZKEY can provide PCA9545APWR recommended part comparison data and engineering samples for evaluation.