PCA9545D/G-T
- Mfr.Part #
- PCA9545D/G-T
- Manufacturer
- NXP Semiconductors
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC INTERFACE SPECIALIZED 20SO
- Stock
- 8,241
- In Stock :
- 8,241
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- Manufacturer :
- NXP Semiconductors
- Product Category :
- Specialized
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Interface :
- I2C
- Applications :
- 2-Channel I2C Multiplexer
- Base Part Number :
- PCA9545
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Mounting Type :
- Surface Mount
- Voltage - Supply :
- 2.3V~3.6V 4.5V~5.5V
- Datasheets
- PCA9545D/G-T

Specialized NXP Semiconductors PCA9545D/G-T Overview
The PCA9545D/G-T by NXP Semiconductors stands as a pinnacle in specialized integrated circuit technology, tailored for advanced interfacing solutions. This product, housed in a compact 20SO package, is designed to streamline and enhance the effectiveness of multi-channel communication within electronic systems. Its primary function is to facilitate the selection and switching between different I2C-bus channels through a single master bus connection, making it an indispensable tool in complex digital environments. The versatility and reliability of the Specialized NXP Semiconductors PCA9545D/G-T make it an ideal choice for businesses seeking robust interfacing solutions in their electronic products.
PCA9545D/G-T Features
This integrated circuit includes several key features that enhance its utility and performance in various applications:
- Four independently selectable I2C-bus channels.
- Low standby current which enhances power efficiency.
- 5V tolerant inputs which facilitate integration in mixed voltage designs.
- Interrupt input for all four connected slaves, ensuring efficient communication.
- High noise immunity and ESD protection ensuring reliability in harsh environments.
PCA9545D/G-T Applications
- Multi-channel Data Acquisition Systems: Utilizes its ability to manage multiple I2C devices to facilitate simultaneous data collection from various sensors and inputs.
- Server Management: Ensures efficient monitoring and control of different server components via its multi-channel interface capabilities.
- Telecommunications Equipment: Enhances performance by providing robust, efficient channel management in complex telecommunications infrastructure.
- Consumer Electronics: Used in devices such as home entertainment systems and smart appliances for better integration and control of multiple I2C-based modules.
- Automotive Electronics: Applies its high noise immunity and multiple channel selection to improve the interfacing of sensors and controllers in vehicles.
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