18QHTF21-108.1275-PD

Overview

The 18QHTF21-108.1275-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 108.1275 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Feature Summary

• Supports LVCMOS output logic for standard digital interfacing
• Includes standby mode capability to reduce power consumption
• Utilizes a leadless surface-mount package design

Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 108.1275 MHz
• Embedded applications utilizing low-voltage logic interfaces

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to ensure correct configuration. Confirm that the required frequency tolerance and load capacitance align with system requirements. Check for any specific handling instructions related to the leadless package type during assembly processes.

Selection Notes

Select this component when a precise 108.1275 MHz timing source is required within a 1.8V logic environment. Consider the physical footprint constraints due to the small 2.0x1.6 mm package size. Ensure compatibility with LVCMOS input thresholds of downstream components before integration into the design.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard clock oscillators. The brand has a history of manufacturing quartz crystals and frequency control products since 1973. This specific model represents a standard output variant within their portfolio of surface-mount oscillators.