18QHTF21-37.007-PD

Oscillators Overview

The 18QHTF21-37.007-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 37.007 MHz and utilizes LVCMOS output logic. The device is designed for low voltage applications, requiring a supply voltage of 1.8V. It features a power-down function that allows the oscillator to enter a standby mode to reduce power consumption when not in active use. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes a power-down feature for standby mode operation
• Designed for low voltage supply requirements

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clocking
• Embedded system timing references

Oscillators Procurement Notes

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 and within the specified operating range to ensure reliable oscillation. Ensure the PCB layout accommodates the 4-SMD no-lead package dimensions and thermal requirements as defined in the official datasheet.

Oscillators Selection Notes

Select this component when a precise 37.007 MHz reference is required with low power consumption capabilities. The LVCMOS output is suitable for direct interfacing with standard digital logic families. Consider the 1.8V supply constraint and the availability of the power-down feature for energy-efficient designs compared to higher voltage alternatives.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface-mount crystal oscillators. The series typically offers various frequencies and voltage options. The 'PD' suffix indicates the inclusion of a power-down control pin or functionality. Mercury Electronics is a established manufacturer of frequency control products, providing quartz-based timing solutions.

Oscillators Replacement Considerations

Direct replacements must match the 37.007 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics such as jitter and phase noise if critical. Cross-reference with other manufacturers offering similar low-voltage XO components.