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18QHTF21-31.120-OE is listed in the Oscillators range at ChipApex. The manufacturer field lists Mercury Electronics Ind. Co. Ltd. Its product description is 31.12 MHz XO 1.8V 2.0X1.6 MM OE. Review the specifications below when checking this part for your BOM.
The 18QHTF21-31.120-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 31.120 MHz and utilizes LVCMOS output logic. The device is designed for surface mount assembly in a compact 4-SMD, No Lead package. It functions with a supply voltage of 1.8V and includes an enable/disable control function. The unit supports an operating temperature range from -40°C to 85°C and maintains a frequency stability of ±50ppm.
Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply rail is stable within the specified operating temperature range. Ensure the PCB footprint matches the 4-SMD no lead package dimensions provided in the official datasheet to prevent mounting issues during assembly.
Select this component when a low-profile surface mount oscillator is required for 1.8V logic systems. Consider the ±50ppm stability specification relative to the system clock accuracy needs. Evaluate the thermal performance within the -40°C to 85°C range against environmental conditions. Compare physical size constraints with alternative packages if space is limited.
This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequency options while maintaining consistent electrical characteristics and package dimensions. The manufacturer specializes in quartz-based frequency control products, providing reliable timing solutions for electronic circuits requiring precise clock signals.
The 18QHTF21-31.120-OE uses LVCMOS output logic.
Yes, it includes an enable and disable function to control operation.
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