18QHTF21-37.40056-PD

Oscillators Overview

The 18QHTF21-37.40056-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 37.40056 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and features a standby or power-down mode for energy management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply requirement
• Includes standby functionality to reduce power consumption during idle states
• Utilizes LVCMOS output logic for digital interface compatibility

Oscillators Applications

• Digital signal processing systems requiring precise clock synchronization
• Communication equipment utilizing standard frequency references
• Embedded control units needing low-power oscillation sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure that the 1.8V supply rail is stable and within the specified operating range to maintain oscillator performance. Confirm that the PCB layout accommodates the 4-SMD no-lead package dimensions accurately to ensure reliable soldering and electrical connection.

Oscillators Selection Notes

Select this component when a 37.40056 MHz reference is required with low voltage constraints. Consider the LVCMOS output compatibility with downstream logic levels. Evaluate the need for power-down capabilities if system efficiency is critical. Compare package size constraints against available board space to ensure the 4-SMD form factor fits the mechanical design.

Oscillators Part Context

This part belongs to the QHTF series of surface-mount crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options. The 'PD' suffix often indicates specific packaging or handling characteristics, though exact definitions require datasheet confirmation. This model represents a standard frequency option within the broader product line.

Oscillators Replacement Considerations

Direct substitutes must match the 37.40056 MHz frequency, 1.8V supply, and LVCMOS output. Verify pinout compatibility for the 4-SMD no-lead package. Check if alternative manufacturers offer equivalent timing specifications and thermal performance for seamless integration.