18QHTF21-2.540-OE

Oscillators Overview

The 18QHTF21-2.540-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 2.54 MHz and utilizes LVCMOS output logic levels. The component supports a supply voltage of 1.8V and includes enable and disable control functionality for power management. It is housed in a compact 4-SMD, no-lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Supports enable and disable control functionality
• Utilizes LVCMOS output logic levels
• Compact 4-SMD no-lead surface-mount package

Oscillators Applications

• General-purpose timing circuits
• Embedded systems requiring low-power oscillation
• Consumer electronics with space constraints

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the LVCMOS output swing is compatible with the receiving device's input thresholds. Check the datasheet for operating temperature range specifications to guarantee reliability under your intended environmental conditions.

Oscillators Selection Notes

Select this component when a precise 2.54 MHz clock signal is required with low power consumption. The LVCMOS interface ensures compatibility with standard digital logic families. The enable pin allows for dynamic power saving during idle periods. Consider the small form factor if board space is limited. Verify that the manufacturing source provides adequate quality assurance for critical timing applications.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, designed for general timing needs. The series offers various frequencies within a standardized footprint. Mercury Electronics specializes in quartz-based frequency control products, providing reliable solutions for consumer and industrial markets. This specific model targets applications needing stable low-frequency references.

Oscillators Replacement Considerations

Direct substitutes must match the 2.54 MHz frequency, 1.8V operation, LVCMOS output, and 4-SMD package. Verify equivalent electrical parameters such as phase noise and stability. Cross-reference with other manufacturers offering similar SMD oscillators. Ensure pinout compatibility if physical replacement is necessary.