18QHTF21-13.842-PD

Oscillators Overview

The 18QHTF21-13.842-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 13.842 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes a standby or power-down control feature for energy management. It is housed in a compact 4-SMD, no lead package measuring 2.0x1.6mm. This component serves as a precise clock source for digital circuits requiring low-voltage operation and minimal footprint.

Oscillators Feature Summary

• Supports LVCMOS output interface for direct digital logic integration
• Includes standby mode functionality to reduce power consumption
• Utilizes a small surface-mount package design for space-constrained applications

Oscillators Applications

• Portable electronic devices requiring low-power clock sources
• Embedded systems utilizing 1.8V logic families
• Communication modules needing stable timing signals

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V operating voltage aligns with your system's power rails. Ensure the 4-SMD package dimensions fit within your PCB layout constraints. Cross-reference the manufacturer part number with official distributor catalogs to ensure authenticity and correct revision status.

Oscillators Selection Notes

Choose this oscillator when a 13.842 MHz reference is required alongside strict size limitations. The 1.8V specification makes it suitable for modern low-voltage processors. Consider the standby feature if power efficiency is critical. Compare performance metrics such as phase noise and stability against other available options in the same package family to ensure compatibility with your signal integrity requirements.

Oscillators Part Context

This component belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series typically offers various frequencies within a standardized 2.0x1.6mm footprint. These parts are designed for general-purpose timing applications where size and voltage compatibility are primary selection criteria. The series supports both standard and specialized output types across different frequency variants.

Oscillators Replacement Considerations

Direct substitutes include other 13.842 MHz XO components in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical specifications before swapping. Alternative manufacturers may offer similar specifications but require validation of mechanical dimensions and thermal characteristics.