The FSA8167UCX is a high-performance, single-pole, double-throw (SPDT) analog switch designed for USB 2.0 and audio signal switching in portable devices. It features low on-resistance and capacitance for minimal signal distortion.

Applications:

• USB 2.0 signal routing
• Audio signal switching in headsets
• Microphone switching
• Portable media players
• Cell phones and smartphones

Features:

• Low on-resistance: 4.5 Ω (typical)
• Low capacitance: 6 pF (typical)
• Wide bandwidth: 720 MHz (-3dB)
• Low total harmonic distortion (THD)
• Single supply operation: 2.5V to 5.5V
• Control voltage range: 1.8V to 5.5V
• Ultra-small 6-lead UDFN package (1.6mm x 1.6mm)

Benefits:

• Excellent signal integrity due to low on-resistance and capacitance, ensuring minimal signal loss and distortion.
• High bandwidth supports high-speed USB 2.0 data rates and high-quality audio signals.
• Low THD ensures clean audio signal switching.
• Space-saving design with an ultra-small UDFN package.
• Flexible operating voltage range compatible with various portable devices.

Additional Details:

The FSA8167UCX is available in an ultra-small 6-lead UDFN package. The device is RoHS compliant. It is controlled by a single digital input. Proper power supply bypassing is recommended for stable operation. It provides a reliable solution for switching between different audio sources or USB ports in compact electronic devices. Its low insertion loss maintains signal quality.