18QHTF21-9.4935-PD

Overview

The 18QHTF21-9.4935-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 9.4935 MHz and utilizes LVCMOS output logic. The device is designed for surface mount applications, featuring a compact 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm. It functions at a supply voltage of 1.8V and includes a standby or power-down mode capability.

Feature Summary

• Supports LVCMOS output logic for standard digital interface compatibility
• Includes standby or power-down functionality to manage power consumption
• Utilizes a compact surface mount package suitable for space-constrained designs

Applications

• General clock signal generation in electronic circuits
• Integration into systems requiring low-voltage operation
• Applications necessitating power-down capabilities for energy efficiency

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the PCB footprint matches the 2.00mm x 1.60mm SMD package dimensions. Check for any specific operating temperature range limitations required by your application environment.

Selection Notes

Select this component when a precise 9.4935 MHz clock source is needed with low voltage operation. Consider the LVCMOS output level if interfacing directly with standard logic families. Evaluate the need for standby modes if power management is critical. Compare physical size constraints against other available oscillator packages to ensure mechanical fit within the assembly.

Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and package options. Mercury Electronics has been manufacturing frequency control products since 1973, positioning itself as a pioneer in the industry. This specific model represents a standard XO variant within their portfolio.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-referencing requires matching frequency, voltage, package, and output logic specifications.