18QHTF21-39.7024-PD

Oscillators Overview

The 18QHTF21-39.7024-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 39.7024 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. This component is designed for applications requiring precise timing signals within low-voltage digital systems.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby or power-down functionality to reduce power consumption
• Utilizes a compact 4-SMD no-lead surface mount package

Oscillators Applications

• Digital signal processing circuits
• Communication equipment timing references
• Microcontroller clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Ensure that the 1.8V supply voltage aligns with the target system's power rails. Confirm that the 4-SMD no-lead package footprint matches the PCB design constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure assembly reliability.

Oscillators Selection Notes

Select this component when a 39.7024 MHz clock signal is required with LVCMOS compatibility. Consider the 1.8V operating voltage and standby feature for power-sensitive designs. Evaluate the 2.0x1.6 mm package size for space-constrained layouts. Compare performance metrics such as phase noise and stability if available in the technical documentation against alternative oscillators.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics Ind. Co. Ltd, which offers various frequencies within a small SMD form factor. The series typically targets consumer electronics and portable devices due to its low voltage operation and compact size. Other variants in the series share similar electrical characteristics but differ in frequency and potentially package height.

Oscillators Replacement Considerations

Direct substitutes must match the 39.7024 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify pinout compatibility and thermal characteristics. Cross-reference with other manufacturers offering equivalent timing solutions ensuring identical electrical specifications and mechanical dimensions.