18QHTF21-36.59994-PD

Oscillators Overview

The 18QHTF21-36.59994-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 36.59994 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down function to manage energy consumption. 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
• Includes standby and power-down functionality
• Utilizes LVCMOS output logic interface

Oscillators Applications

• Digital signal processing systems requiring precise clocking
• Communication equipment utilizing standard frequency references
• Embedded systems with space-constrained PCB layouts

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet. Ensure the footprint matches the 4-SMD No Lead package specifications to avoid assembly issues during manufacturing.

Oscillators Selection Notes

Select this component when a fixed 36.59994 MHz reference is required with minimal power consumption. The integrated power-down feature makes it suitable for battery-operated devices. Consider the small 2.0x1.6mm form factor if board real estate is limited compared to larger oscillator packages.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The manufacturer has decades of experience in Taiwan's crystal industry. This series typically offers standard oscillators with various frequencies and voltage options for general electronic applications.

Oscillators Replacement Considerations

Direct substitutes must match the 36.59994 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD No Lead package. Verify pin compatibility and thermal characteristics before swapping manufacturers.