Exceeding 20 MHZ
Semiconductor devices (for example, diodes, transistors, semiconductor-based transducers); photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), whether or not assembled with other light-emitting diodes (LED); mounted piezo-electric crystals; parts thereof: > Mounted piezoelectric crystals > Quartz designed for operating frequencies of: > Exceeding 20 MHZ
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8541.60.00.60
40 MHz Quartz Crystal Oscillator
A high-frequency quartz crystal oscillator designed for operation at 40 MHz, used in microcontrollers, RF modules, and communication devices. It falls under HTS 8541.60.00.60 as a mounted piezoelectric crystal specifically quartz exceeding 20 MHz operating frequency. These are essential for providing stable clock signals in electronic circuits.
25 MHz SMD Quartz Crystal
Surface-mount device (SMD) quartz crystal tuned to 25 MHz for use in consumer electronics like smartphones and wireless routers. Classified under HTS 8541.60.00.60 due to its mounted piezoelectric quartz construction exceeding 20 MHz. Provides precise frequency control for digital signal processing.
50 MHz Fundamental Mode Quartz Resonator
High-precision 50 MHz quartz resonator in HC-49 package for telecommunications equipment and test instruments. Meets HTS 8541.60.00.60 as mounted quartz piezoelectric crystal operating above 20 MHz. Ensures frequency stability in high-speed data transmission.
32.768 kHz Watch Crystal with 100 MHz Reference
Dual-frequency quartz crystal combining 32.768 kHz RTC with 100 MHz reference for IoT devices. Primary classification under HTS 8541.60.00.60 based on the >20 MHz quartz element. Used in wearables and smart sensors requiring multiple timing sources.
100 MHz Oven-Controlled Crystal Oscillator (OCXO)
Temperature-compensated OCXO at 100 MHz for base stations and satellite communications. Falls under HTS 8541.60.00.60 as high-frequency mounted quartz crystal. Provides ultra-stable frequency reference under varying environmental conditions.