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FST33X257QSP  

Encoders, Decoders, Multiplexers & Demultiplexers

FST33X257QSP Description

The FST33X257QSP is an obsolete multiplexer/demultiplexer (MUX/DEMUX) integrated circuit (IC) designed by onsemi. This Logic IC Chip features a 1 x 8:4 configuration, providing three independent circuits in a single package. It operates on a single supply voltage ranging from 4V to 5.5V and is available in a 48QVSOP package. The FST33X257QSP is designed for surface mount applications, making it suitable for compact and high-density PCB designs. The product is REACH unaffected and classified under HTSUS code 8542.39.0001. It has a moisture sensitivity level (MSL) of 1, indicating it is unlimited in terms of moisture sensitivity.

FST33X257QSP Features

• Configuration: The FST33X257QSP features a 1 x 8:4 multiplexer/demultiplexer configuration, allowing for efficient signal routing and selection.
• Independent Circuits: It includes three independent circuits, enhancing its versatility for various applications.
• Single Supply Operation: The IC operates on a single supply voltage between 4V and 5.5V, simplifying power supply requirements.
• Surface Mount Technology: The surface mount package type ensures compatibility with modern PCB assembly processes, enabling high-density and compact designs.
• REACH Compliance: The FST33X257QSP is REACH unaffected, ensuring compliance with environmental and safety regulations.
• Moisture Sensitivity Level: With an MSL of 1, the IC is suitable for a wide range of manufacturing environments without additional moisture protection.

FST33X257QSP Applications

The FST33X257QSP is ideal for applications requiring efficient signal routing and selection. Its 1 x 8:4 configuration and three independent circuits make it suitable for:

• Telecommunications: Signal routing and multiplexing in communication systems.
• Data Processing: Efficient data path management in computing and processing applications.
• Consumer Electronics: Signal selection and routing in devices such as routers, modems, and set-top boxes.
• Industrial Control Systems: Managing multiple signal inputs and outputs in industrial automation and control systems.

Conclusion of FST33X257QSP

The FST33X257QSP, despite being an obsolete product, offers unique advantages over similar models due to its versatile 1 x 8:4 configuration and three independent circuits. Its single supply operation and surface mount package make it suitable for a wide range of applications, from telecommunications to consumer electronics. The REACH unaffected status and moisture sensitivity level of 1 ensure compliance with environmental regulations and ease of manufacturing. While the FST33X257QSP may no longer be in production, its legacy continues to serve various industries where its specific configuration and features are still valuable.

FST33X257QSP Documents

Download datasheets and manufacturer documentation for FST33X257QSP

Datasheets :

FST33X257      

PCN Obsolescence/ EOL :

PDN#Q1080165 17/Jan/2008      

HTML Datasheet :

FST33X257      

Environmental Information :

onsemi RoHS       onsemi REACH