18QHTF21-33.300-PD

Oscillators Overview

The 18QHTF21-33.300-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 33.3 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 2.0x1.6 mm. The component is designed for surface-mount applications and complies with RoHS standards.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Utilizes LVCMOS output logic
• Features a compact 4-SMD no-lead package

Oscillators Applications

• General clock signal generation
• Embedded system timing references
• Portable electronic devices requiring low power consumption

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure that the 1.8V supply voltage aligns with your system's power rails. Confirm that the 4-SMD package footprint matches your PCB layout constraints. Check for any specific environmental ratings if operating in extreme temperatures.

Oscillators Selection Notes

Select this component when a precise 33.3 MHz reference is required with minimal power consumption. The LVCMOS interface ensures compatibility with standard digital logic families. The integrated power-down feature makes it suitable for battery-operated applications where standby current reduction is critical. Consider the small form factor for space-constrained designs.

Oscillators Part Context

This part belongs to the H21 series of SMD oscillators from Mercury Electronics. The series is characterized by its small footprint and low power consumption. Mercury Electronics has been a pioneer in the crystal industry since 1973, providing various frequency control products including quartz crystals and oscillators.

Oscillators Replacement Considerations

Compatible variants within the same series include 18QHTF21-30.300-PD, 18QHTF21-68.665-PD, 18QHTF21-7.9875-PD, and 18QHTF21-18.1059-PD. These parts share the same package and electrical characteristics but differ in output frequency.