18QHTF21-13.492-PD

Overview

The 18QHTF21-13.492-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 13.492 MHz and utilizes LVCMOS output logic levels. The device requires a supply voltage of 1.8V and features a power-down capability for standby mode control. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. This component is designed for timing applications requiring precise clock signals in space-constrained electronic systems.

Feature Summary

• Supports low-voltage operation at 1.8V for energy efficiency
• Includes power-down functionality to reduce current consumption during standby
• Provides stable LVCMOS output signals for digital circuit interfacing

Applications

• Portable consumer electronics requiring low power consumption
• Battery-operated devices needing extended operational life
• Compact digital systems utilizing standard LVCMOS interfaces

Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required voltage and package specifications. Confirm that the manufacturer's datasheet aligns with your system's electrical requirements before finalizing procurement. Cross-reference part numbers with official distributor catalogs to avoid counterfeit components. Ensure storage conditions meet moisture sensitivity level standards to maintain component integrity prior to assembly.

Selection Notes

Select this oscillator when a 13.492 MHz frequency is required alongside a 1.8V supply constraint. Consider the 2.0x1.6 mm footprint for PCB layout limitations. Evaluate the LVCMOS output compatibility with downstream logic families. Assess the power-down feature necessity for managing standby currents in portable designs compared to continuous operation alternatives.

Part Context

This component belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal oscillators. The series typically offers various frequencies within a standardized small outline package format. Mercury Electronics has established itself as a supplier of frequency control products since 1973, focusing on precision timing solutions for global electronics markets.

Replacement Considerations

Direct substitutes include other 13.492 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and thermal characteristics when replacing. Check if alternative manufacturers offer identical dimensional constraints and electrical performance metrics for seamless integration.