18QHTF21-57.583667-PD

Overview

The 18QHTF21-57.583667-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 57.583667 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features a Standby (Power Down) control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. The component complies with RoHS standards and has an MSL rating of Level 1.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby functionality to reduce power consumption
• Utilizes a leadless surface-mount package for automated assembly

Applications

• General clock signal generation in electronic circuits
• Embedded systems requiring precise timing references
• Consumer electronics utilizing low-voltage logic interfaces

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 4-SMD no-lead package footprint matches your PCB layout constraints. Check for any specific handling instructions related to the MSL level during storage and reflow soldering processes.

Selection Notes

Select this component when a stable 57.583667 MHz clock source is required within a space-constrained design. The 1.8V operating voltage makes it suitable for modern low-power applications. The LVCMOS output ensures compatibility with standard digital logic families. Consider the standby feature if power efficiency is a critical design parameter for the end product.

Part Context

This part belongs to the QHTF series of crystal oscillators from Mercury Electronics. The series is characterized by small form factors and low voltage operation. Mercury Electronics is a pioneer in the crystal industry, manufacturing frequency control products since 1973. This specific model represents a standard XO variant designed for general-purpose timing applications.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Users should verify pinout and electrical specifications carefully if considering alternatives from other manufacturers.