18QHTF21-14.284-PD

Oscillators Overview

The 18QHTF21-14.284-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 14.284 MHz with an LVCMOS output logic level. The device supports a supply voltage of 1.8V and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, no lead package suitable for surface-mount applications.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby mode capability to reduce power consumption
• Utilizes a crystal base resonator for stable frequency generation

Oscillators Applications

• Digital signal processing circuits requiring precise timing
• Communication systems utilizing standard clock frequencies
• Embedded systems with low-voltage power constraints

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Ensure the 1.8V supply rail is stable to maintain oscillator performance. Confirm that the 4-SMD no-lead package dimensions fit within your PCB footprint constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly.

Oscillators Selection Notes

Select this component when a 14.284 MHz clock source is required with LVCMOS outputs. Consider the 1.8V operating voltage for compatibility with modern low-power logic families. The standby feature makes it suitable for battery-operated devices where power efficiency is critical. Verify that the absolute pull range meets the system's jitter and stability specifications.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of surface-mount crystal oscillators. The series typically offers various frequencies and voltage options. Mercury Electronics is a Taiwan-based manufacturer specializing in quartz crystals and timing components. The 'PD' suffix likely indicates a specific packaging or handling variant within their product line.

Oscillators Replacement Considerations

Direct substitutes must match the 14.284 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD package. Cross-reference with other manufacturers offering similar pin-compatible oscillators. Ensure replacement parts meet the same electrical specifications and thermal characteristics.