18QHTF21-14.176-PD

Oscillators Overview

The 18QHTF21-14.176-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 14.176 MHz and utilizes LVCMOS output logic. The device is designed for low voltage applications with a supply voltage of 1.8V. It features a compact surface-mount package measuring 2.0mm by 1.6mm in footprint dimensions, utilizing a 4-SMD, No Lead configuration. The component includes a power-down function for standby mode control.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby capability via power-down function
• Utilizes leadless surface-mount packaging for automated assembly

Oscillators Applications

• General purpose timing clock generation
• Digital signal processing circuits
• Embedded system microcontroller clocks

Oscillators Procurement Notes

Verify the specific operating temperature range and load capacitance requirements against the target application design before procurement. Confirm that the 1.8V supply rail stability meets the oscillator's jitter specifications. Ensure PCB layout guidelines for the 4-SMD no-lead package are followed to maintain signal integrity and thermal performance during manufacturing.

Oscillators Selection Notes

Select this component when a precise 14.176 MHz reference is required for LVCMOS-compatible digital logic. The choice is driven by the need for a small form factor suitable for dense board layouts. Consider the 1.8V supply constraint and the necessity for power management through the standby pin when evaluating alternative oscillator families.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF21 series of quartz crystal oscillators. The series provides various frequency options within a standardized 2.0x1.6mm package. The manufacturer specializes in frequency control products including crystals and filters, establishing this component as part of a broader portfolio of timing solutions.

Oscillators Replacement Considerations

Direct substitutes include other 14.176 MHz LVCMOS oscillators in 2.0x1.6mm packages from different manufacturers, provided electrical parameters match. Verify pinout compatibility and voltage levels before swapping.