18QHTF21-13.040521-PD

Overview

The 18QHTF21-13.040521-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 13.040521 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down capability for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly. This component is designed for applications requiring precise clock signals with low power consumption.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby mode functionality to reduce power consumption
• Utilizes a leadless SMD package for space-efficient mounting

Applications

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

Procurement Notes

Verify the specific ordering suffix PD against the manufacturer's current datasheet to confirm availability and exact specifications. Ensure the 1.8V supply requirement aligns with the target system design. Confirm the 4-SMD no-lead package dimensions match the PCB footprint requirements before finalizing procurement orders.

Selection Notes

Select this model when a 13.040521 MHz frequency is required with LVCMOS outputs. Consider the 1.8V operating voltage and standby feature for power-sensitive designs. Evaluate the 4-SMD no-lead package size against available board space constraints compared to other Mercury oscillator series.

Part Context

This part belongs to the Mercury Electronics standard XO series, which provides reliable quartz-based frequency control. The company has extensive experience in manufacturing quartz crystals and oscillators since 1973. This specific model represents their standard output logic offerings in a compact surface-mount form factor.

Replacement Considerations

Check Mercury Electronics documentation for direct substitutes within the 18QHTF21 series that share identical pinouts and electrical characteristics. Verify if alternative frequencies or voltage levels are acceptable for the application.