18QHTF21-35.97318-PD

Oscillators Overview

The 18QHTF21-35.97318-PD is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 35.97318 MHz with LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby (power down) function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component is designed for standard clock applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface for digital logic compatibility
• Integrated standby mode to reduce power consumption
• Compact surface-mount package design

Oscillators Applications

• General purpose clock generation
• Digital signal processing systems
• Communication equipment timing

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the system design specifications before procurement. Ensure that the 1.8V supply voltage aligns with the target circuit's power rails. Confirm the package footprint matches the PCB layout constraints. Check for any specific operating temperature range limitations defined in the official datasheet for the intended environment.

Oscillators Selection Notes

Select this model when a low-profile, 1.8V LVCMOS oscillator is required for space-constrained designs. Consider the standby feature if power efficiency during idle states is critical. Verify that the 35.97318 MHz frequency meets the exact timing needs of the application. Compare package dimensions against available board real estate to ensure mechanical fit.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which focuses on small-sized SMD oscillators. The series typically offers various frequencies and voltages. The 'PD' suffix indicates the inclusion of a power-down pin or functionality. Mercury Electronics is a established manufacturer of frequency control products, emphasizing reliability and precision in their quartz-based components.

Oscillators Replacement Considerations

Direct substitutes must match the 35.97318 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Other manufacturers offering similar form factors should be evaluated for electrical parameter equivalence. Ensure that any replacement maintains the same standby functionality and operating temperature range to guarantee system compatibility.