18QHTF21-120.2367-PD

Overview

The 18QHTF21-120.2367-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 120.2367 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0 x 1.6 mm.

Feature Summary

• LVCMOS output logic interface
• Integrated standby and power-down functionality
• Compact surface-mount package design

Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target application's specifications before procurement. Confirm that the 1.8V supply voltage aligns with the system power rails. Ensure the 4-SMD no-lead package footprint matches the PCB layout to guarantee proper soldering and mechanical stability during assembly.

Selection Notes

Select this component when a precise 120.2367 MHz clock source is required for low-voltage digital systems. The LVCMOS output ensures compatibility with standard logic families. Consider the power-down feature if system-level power efficiency is a priority. Verify thermal performance within the operating temperature range to ensure long-term reliability in the intended environment.

Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics Ind. Co. Ltd. The series offers various frequencies with consistent 1.8V operation and LVCMOS outputs. The manufacturer has extensive experience in quartz crystal production, providing reliable frequency control solutions for electronic applications requiring stable clock signals.

Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical pinout and electrical characteristics but different frequencies, such as 18QHTF21-117.9648-PD or 18QHTF21-96.768-PD, provided the frequency difference is acceptable for the application.