18QHTF21-49.4367-OE

Overview

The 18QHTF21-49.4367-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 49.4367 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features an enable/disable control function to manage power consumption. The component is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This surface-mount oscillator is suitable for timing applications requiring precise clock signals in space-constrained electronic designs.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Applications

• General purpose clock signal generation
• Digital circuit timing references
• Embedded system clock sources

Procurement Notes

Verify the specific frequency suffix (49.4367) against your design requirements, as this series offers multiple frequency options. Confirm that the 1.8V supply voltage aligns with your target system's power rails. Ensure the LVCMOS output level is compatible with the receiving logic inputs. Check the operating temperature range specifications if the application involves extreme environmental conditions. Always refer to the official datasheet for final electrical characteristics before integration.

Selection Notes

Select this model when a precise 49.4367 MHz clock source is required in a minimal footprint. The 1.8V operation makes it suitable for modern low-power portable devices. Consider the enable pin feature if dynamic power saving is necessary. Compare against other frequencies in the 18QHTF21 series if different clock speeds are needed. Ensure the SMD package type matches your PCB layout constraints.

Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series provides various frequencies with consistent 1.8V LVCMOS outputs and compact 4-SMD packaging. Mercury Electronics specializes in quartz crystals and oscillators, offering solutions for timing needs across consumer and industrial electronics markets.

Replacement Considerations

Direct substitutes within the same series include models like 18QHTF21-49.430-OE or 18QHTF21-50.4367-OE, provided the frequency difference is acceptable. Verify that any replacement maintains the 1.8V supply and LVCMOS output requirements. Cross-reference pinouts and dimensions to ensure mechanical compatibility.