18QHTF21-3.5795-PD

Oscillators Overview

The 18QHTF21-3.5795-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 3.5795 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a Standby (Power Down) control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates standby mode for power management
• Utilizes LVCMOS output interface

Oscillators Applications

• General timing clock generation
• Embedded system synchronization
• Consumer electronics timing circuits

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with the target circuit design. Ensure the 4-SMD no-lead package footprint matches the PCB layout specifications to guarantee proper soldering and mechanical stability.

Oscillators Selection Notes

Select this component when a precise 3.5795 MHz reference is required for low-power applications. The LVCMOS output is suitable for direct interfacing with digital logic families operating at 1.8V. Consider the small form factor for space-constrained designs requiring reliable quartz-based timing solutions.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronic, which offers various frequencies within a standardized 2.0x1.6mm SMD package. The series typically includes options for different supply voltages and output types, catering to diverse embedded timing needs across industrial and consumer markets.

Oscillators Replacement Considerations

Direct substitutes must match the 3.5795 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package dimensions. Verify pin compatibility and electrical characteristics with equivalent models from other manufacturers if sourcing changes are necessary.