18QHTF21-62.1484-PD

Overview

The 18QHTF21-62.1484-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 62.1484 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and includes a standby or power-down function to manage energy consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component is suitable for applications requiring precise timing signals in low-voltage digital systems.

Feature Summary

• Provides stable clock signals at 62.1484 MHz using LVCMOS interface
• Operates on a single 1.8V power supply rail
• Integrates standby mode for power management
• Utilizes a leadless surface-mount package for space efficiency

Applications

• Portable electronic devices requiring low power consumption
• Battery-powered equipment needing efficient clock sources
• Digital communication systems utilizing LVCMOS interfaces
• Compact consumer electronics with strict size constraints

Procurement Notes

Verify the specific frequency tolerance and operating temperature range against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with your system design requirements. Ensure the 4-SMD no-lead package footprint matches your PCB layout specifications. Check for any RoHS compliance documentation if required by your manufacturing standards.

Selection Notes

Select this component when a 62.1484 MHz clock signal is strictly required within a 1.8V logic environment. Consider the small 2.0x1.6mm form factor for high-density board designs. Evaluate the need for standby functionality to optimize overall system power usage. Compare performance metrics such as phase noise and stability against alternative oscillators if signal integrity is critical.

Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals and various oscillator types. The 18QHTF21 series represents their line of standard crystal oscillators designed for modern electronic applications. These components are engineered to provide reliable timing solutions for digital circuits across multiple industries.

Replacement Considerations

Direct substitutes may include other 62.1484 MHz LVCMOS oscillators from different manufacturers. Ensure replacement parts match the 1.8V supply requirement and 4-SMD no-lead package dimensions. Verify that any alternative component supports the same standby functionality and meets similar electrical specifications.