onsemi

FSA221L10X

FSA221L10X Description

The FSA221L10X is an audio switch integrated circuit (IC) designed for consumer audio applications. Manufactured by onsemi, this device is part of the Audio Special Purpose ICs category and is offered in a 10-micropak package. Although the product status is marked as obsolete, it still offers valuable features for specific applications. The FSA221L10X is a 1 x DPDT (double pole, double throw) switch with a single channel, providing versatility in audio routing and selection.

FSA221L10X Features

• Function: Audio Switch
• Specifications: 1 x DPDT
• Number of Channels: 1
• Voltage - Supply: 3V to 5.5V
• Interface: Analog
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• ECCN: EAR99
• HTSUS: 8542.39.0001
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

The FSA221L10X stands out for its wide supply voltage range, making it suitable for various power sources in consumer electronics. Its analog interface ensures high-quality audio signal transmission without loss. The surface-mount packaging allows for compact design and easy integration into printed circuit boards (PCBs). The tape and reel packaging is ideal for automated assembly processes, enhancing production efficiency.

FSA221L10X Applications

The FSA221L10X is ideal for consumer audio applications where audio routing and selection are required. Some specific use cases include:

1. Audio Mixers: For switching between multiple audio sources or channels in professional and home audio mixers.
2. Headphone Amplifiers: To switch between different audio sources or enable/disable microphone input in gaming headsets and high-fidelity headphones.
3. Portable Audio Devices: For switching between different audio sources in portable music players and Bluetooth speakers.

Conclusion of FSA221L10X

While the FSA221L10X is an obsolete product, it still offers valuable features for specific consumer audio applications. Its wide supply voltage range, analog interface, and surface-mount packaging make it suitable for various audio routing and selection tasks. Although it may not be the latest technology, the FSA221L10X remains a reliable choice for designers looking for a cost-effective solution in audio switching applications.