18QHTF21-59.94161-PD

Overview

The 18QHTF21-59.94161-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 59.94161 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 reduce energy consumption during inactive periods. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• Supports low-voltage operation at 1.8V with LVCMOS output compatibility
• Includes standby and power-down functionality for energy management
• Utilizes a compact 4-SMD no-lead surface mount package

Applications

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

Procurement Notes

Verify the specific operating temperature range and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply rail is stable and within tolerance to ensure reliable oscillator performance. Ensure the PCB footprint matches the 4-SMD no-lead package specifications to prevent mounting issues.

Selection Notes

Select this component when a 59.94161 MHz reference is required with low power consumption capabilities. Consider the 1.8V supply constraint and LVCMOS interface compatibility with downstream logic. Evaluate the need for standby modes to optimize system power efficiency compared to continuous-operation oscillators.

Part Context

This part belongs to the QHTF series of quartz crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options in small form factors. The 18QHTF21 variant specifically targets low-voltage applications, providing a balance between size, power, and timing accuracy for modern electronic devices.

FAQ

What is the output logic type for this oscillator?

The 18QHTF21-59.94161-PD uses LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor) output logic.

Does this component support power management features?

Yes, the device includes standby and power-down functions to control power consumption when the oscillator is not actively driving the load.