18QHTF21-73.144-PD

Overview

The 18QHTF21-73.144-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd, operating at a frequency of 73.144 MHz. It utilizes LVCMOS output logic and supports a supply voltage of 1.8V. The device features a standby or power-down mode capability for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• Generates stable clock signals at 73.144 MHz using LVCMOS interface
• Operates with 1.8V supply voltage for low-power integration
• Includes standby functionality to reduce power consumption during idle periods
• Designed in a small form factor 4-SMD no-lead package

Applications

• Digital signal processing systems requiring precise clock synchronization
• Communication equipment utilizing LVCMOS compatible interfaces
• Embedded systems needing low-voltage timing references
• Portable electronics where power-down modes are beneficial

Procurement Notes

Verify the specific datasheet for the 18QHTF21-73.144-PD to confirm exact electrical parameters such as frequency stability, load capacitance, and drive level requirements. Ensure compatibility with the target circuit's voltage levels and output loading conditions before procurement.

Selection Notes

Select this component when a 73.144 MHz clock source is required with LVCMOS outputs and 1.8V operation. Consider the 4-SMD package size for space-constrained designs. Verify that the application can utilize the standby feature if power efficiency is a priority.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The manufacturer specializes in quartz crystals and oscillators, offering various packages and frequencies. This specific model targets applications needing a fixed frequency output with low voltage operation.

Replacement Considerations

Check for direct substitutes from Mercury Electronics with identical pinout and specifications. Other manufacturers may offer equivalent 73.144 MHz LVCMOS oscillators in 4-SMD packages, but verify voltage and performance parameters carefully.