18QHTF21-67.108865-PD

Overview

The 18QHTF21-67.108865-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 67.108865 MHz and utilizes LVCMOS output logic. The device is designed for low power consumption, featuring a supply voltage of 1.8V and a maximum supply current of 26mA. It supports a standby or power-down mode to further reduce energy usage during inactive periods. The component is housed in a compact surface-mount package with dimensions of 3.2mm x 2.5mm. It offers a frequency stability of ±50ppm and functions within an operating temperature range of -40°C to 85°C.

Feature Summary

• Supports standby or power-down mode for reduced power consumption
• Utilizes LVCMOS output logic for digital interface compatibility
• Designed for precise frequency generation with low power requirements

Applications

• Portable devices requiring precise clock signals
• Digital systems needing low-power timing references
• Embedded applications with strict size constraints

Procurement Notes

Verify the exact specifications against the official datasheet from Mercury Electronics Ind. Co., Ltd before procurement. Ensure the supply voltage matches the 1.8V requirement and confirm the package dimensions align with your PCB layout. Check that the operating temperature range meets your environmental conditions. Confirm the output logic type is compatible with your system design.

Selection Notes

Select this component when a stable 67.108865 MHz clock source is required with minimal power draw. Consider the 1.8V supply voltage and LVCMOS outputs for compatibility with low-voltage digital circuits. The compact 3.2x2.5mm SMD package suits space-constrained designs. Evaluate the ±50ppm stability against your system's timing tolerance requirements.

Part Context

This part belongs to Mercury Electronics' series of standard crystal oscillators. The manufacturer has produced frequency control products since 1973, expanding from lead-type packages to surface-mount types. This specific model represents their capability in providing precise frequency generation solutions with low power consumption for modern electronic applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs if considering alternatives.