Notch Active Filter Integrated Circuit
This IC implements active notch filtering to eliminate specific interfering frequencies, such as 50/60Hz hum. It is classified under HTS 8542.39.00.20 for active filters. Used in power line monitoring and biomedical signal processing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for medical electrodiagnostic apparatus
ICs integral to finished 9018 medical devices classified therewith.
If mounted on connection devices
ICs on plugs/connectors may fall under 8536 apparatus.
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Import Tips & Compliance
• Specify notch frequency in import docs (e.g
• 60Hz rejection)
• Avoid selling as general op-amp to prevent duty disputes
• Certify for medical device use if applicable, affecting documentation
Related Products under HTS 8542.39.00.20
Analog Active Low-Pass Filter IC
This electronic integrated circuit functions as an active low-pass filter, allowing low-frequency signals to pass while attenuating higher frequencies using internal amplifiers and capacitors. It falls under HTS 8542.39.00.20 as an active filter integrated circuit, distinct from passive filters. Commonly used in audio processing and signal conditioning applications.
Digital Active Band-Pass Filter Chip
A CMOS integrated circuit implementing a digital active band-pass filter for selecting specific frequency bands in DSP applications. Classified under HTS 8542.39.00.20 due to its active filtering capability via programmable logic and amplification. Ideal for wireless communication and instrumentation.
Programmable Active Filter IC
An FPGA-based IC configurable as various active filters (low-pass, high-pass, notch) for flexible signal processing. Falls under HTS 8542.39.00.20 for its active filter functionality despite programmability. Deployed in test equipment and adaptive systems.
Switched-Capacitor Active Filter Chip
This IC uses switched-capacitor technology for precise active filtering in low-power applications like telecom. Classified in HTS 8542.39.00.20 as an active filter IC with internal clock and amplifiers. Key for anti-aliasing in ADCs.
Multi-Channel Active Filter Array IC
A 4-channel active filter IC array for parallel signal processing in automotive ECUs. HTS 8542.39.00.20 covers this integrated active filter. Designed for noise suppression in vehicle electronics.
Low-Noise Active Filter IC
Ultra-low noise active filter IC for precision instrumentation amplifiers. Classified as HTS 8542.39.00.20 active filter. Critical for sensor interfaces in scientific equipment.