18QHTF21-13.384-PD

Overview

The 18QHTF21-13.384-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 13.384 MHz and utilizes LVCMOS output logic levels. The device is designed for low-power applications, featuring a supply voltage of 1.8V and an integrated standby or power-down mode to reduce energy consumption during idle periods. It is housed in a compact 4-SMD, no-lead package, suitable for surface-mount assembly on printed circuit boards. This component serves as a precise clock source for digital systems requiring stable timing signals.

Feature Summary

• Supports LVCMOS output logic for direct interface with digital circuits
• Includes standby or power-down functionality for energy efficiency
• Utilizes quartz-based resonance for high frequency stability

Applications

• General-purpose clock generation for embedded systems
• Timing reference for microcontrollers and processors
• Digital signal processing equipment requiring stable oscillation

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target system design before procurement. Confirm that the 1.8V supply voltage aligns with the available power rails in the application. Ensure the 4-SMD no-lead package footprint matches the PCB layout specifications. Cross-reference the part number suffix with official documentation to confirm the exact electrical characteristics and packaging details provided by Mercury Electronics.

Selection Notes

Select this oscillator when a 13.384 MHz clock signal is required with LVCMOS compatibility. Consider the 1.8V operating voltage and power-down feature for battery-constrained designs. Evaluate the thermal performance and operating temperature range relative to the environmental conditions. Compare the physical dimensions of the 4-SMD package against space constraints on the board. Ensure the manufacturer's specifications meet the jitter and stability needs of the connected components.

Part Context

This component belongs to the series of surface-mount crystal oscillators produced by Mercury Electronics Ind. Co. Ltd. The company specializes in frequency control products, including quartz crystals and oscillators. The 18QHTF21 series represents a line of standard XO devices designed for modern electronic applications. These parts are engineered to provide reliable timing solutions in a compact form factor, supporting various industries that depend on accurate clock synchronization.

Replacement Considerations

Direct substitutes must match the 13.384 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify equivalent electrical parameters such as frequency stability and phase noise. Check mechanical compatibility regarding pinout and footprint dimensions. Consult official cross-reference lists from Mercury Electronics or authorized distributors for validated replacement part numbers.