18QHTF21-82.944-PD

Overview

The 18QHTF21-82.944-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 82.944 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates standby mode for power reduction
• Provides LVCMOS signal output compatibility

Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded controller clock sources

Procurement Notes

Verify the specific ordering suffix to ensure the correct frequency and package variant matches the design requirements. Confirm that the LVCMOS output type aligns with the target interface logic levels. Check the operating temperature range specifications against the environmental conditions of the intended application to ensure reliability.

Selection Notes

Select this component when a precise 82.944 MHz clock source is required for LVCMOS-compatible circuits. Consider the 1.8V supply constraint and the need for power-down functionality during idle states. Evaluate the small 2.0x1.6mm footprint against available board space constraints.

Part Context

This model belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies within a standardized 4-SMD no-lead form factor. These components are designed for applications requiring stable clock signals in space-constrained electronic assemblies.

Replacement Considerations

Direct substitutes include other 82.944 MHz LVCMOS oscillators in 2.0x1.6mm packages. Verify pinout compatibility and electrical parameters before substitution.

FAQ

What is the output logic type?

The device uses LVCMOS output logic.

Does the oscillator support power saving?

Yes, it features a standby or power-down function.