NXP Semiconductors Tariff Inquiry

PCA9548APW,118

PCA9548APW,118 Description

The PCA9548APW,118 from NXP Semiconductors is a high-performance I²C/SMBus translating switch designed for surface-mount applications. Housed in a compact 24-TSSOP package, this specialized IC enables seamless communication between multiple I²C buses, supporting voltage ranges of 2.3V–3.6V and 4.5V–5.5V. It is RoHS3 compliant, REACH unaffected, and rated MSL 1 (Unlimited), ensuring reliability in harsh environments. With an ECCN of EAR99 and HTSUS 8542.39.0001, it is widely used in industrial, automotive, and consumer electronics for bus multiplexing and voltage-level translation.

PCA9548APW,118 Features

• Dual Voltage Support: Operates across 2.3V–3.6V and 4.5V–5.5V, enabling interfacing between mixed-voltage I²C systems.
• Low Channel Resistance: Minimizes signal distortion for high-speed I²C/SMBus communication.
• 8-Channel Switching: Allows connection of up to 8 I²C buses, enhancing system scalability.
• Hot-Swap Capable: Supports live insertion/removal, reducing downtime in modular systems.
• Low Standby Current: Optimized for power-sensitive applications.
• Industrial-Grade Reliability: Withstands extended temperature ranges and EMI-prone environments.

PCA9548APW,118 Applications

• Server Backplanes: Facilitates I²C bus expansion in multi-master systems.
• Automotive Infotainment: Enables communication between sensors and control units at different voltage levels.
• Industrial Automation: Used in PLC modules for robust signal routing.
• Consumer Electronics: Ideal for smart TVs, set-top boxes, and IoT hubs requiring bus multiplexing.
• Test & Measurement Equipment: Simplifies multi-device interfacing in lab environments.

Conclusion of PCA9548APW,118

The PCA9548APW,118 stands out for its dual-voltage operation, high channel count, and industrial durability, making it a superior choice for I²C/SMBus multiplexing. Its low power consumption, hot-swap capability, and compact form factor cater to modern embedded designs. Whether in automotive, industrial, or consumer systems, this IC ensures reliable, scalable, and efficient bus management, outperforming simpler multiplexers with its advanced feature set.