Texas Instruments Universal Filter Active Filter 2nd Order Switched Capacitor Architecture UAF42AU

Texas Instruments UAF42AU is a universal active filter IC designed for use in various electronic component applications, including power and connectors. Featuring a switched capacitor architecture with a 2nd order filter design, it delivers a cut-off frequency of 100kHz enabling precise signal filtering in complex circuits.

This device operates on a minimum supply voltage of 6V, up to a maximum of 18V, supporting diverse circuit voltage requirements. The four internal circuits allow for multiple filtering functions within a single package. Housed in a 16-pin SOIC surface mount package, the UAF42AU is compact with a length of 10.28mm, width of 7.52mm, and height of 2.35mm, making it suitable for dense PCB assemblies.

Engineered to withstand ambient temperatures from -25°C to 85°C, it is reliable for industrial, laboratory, and electronic instrumentation applications that require stable filtering performance under varied conditions. While it does not carry specific automotive or international compliance certifications, it meets general active filter requirements.

This filter IC supports universal active filtering tasks across signal processing and control systems. Its switched capacitor architecture provides effective noise reduction for sensitive electronic devices. Compact SOIC packaging facilitates space-efficient electronic designs.

Wide operating supply voltage and temperature range ensure versatility in application environments. Ideal for use in industrial machines, measuring instruments, and electronic research development.

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