18QHTF21-93.3333-OE

Overview

The 18QHTF21-93.3333-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 93.3333 MHz and utilizes LVCMOS output logic. The device is designed for surface-mount applications, featuring a compact 4-SMD, No Lead package configuration. It supports a supply voltage range typically associated with low-power timing circuits, ensuring stable clock signal generation for digital systems. The component is rated for an operating temperature range of -40°C to 85°C, providing reliability in industrial environments.

Feature Summary

• Generates precise clock signals using LVCMOS output interface
• Compact surface-mount design suitable for space-constrained PCB layouts
• Operates within extended industrial temperature ranges

Applications

• Digital signal processing equipment requiring stable clock sources
• Communication modules utilizing high-frequency timing references
• Industrial control systems needing reliable oscillation under thermal variation

Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your circuit design specifications before procurement. Confirm that the LVCMOS output voltage levels are compatible with the receiving logic inputs. Ensure the selected package footprint matches the PCB silkscreen and copper pad layout to prevent assembly errors during surface-mount placement.

Selection Notes

Select this component when a fixed frequency of 93.3333 MHz is required with low jitter performance. Consider the 4-SMD package size for board real estate constraints. Evaluate the -40°C to 85°C temperature range against environmental conditions. Compare power consumption metrics if battery life is a critical design factor for the target application.

Part Context

This oscillator belongs to the Mercury Electronic 18QHTF series, which focuses on standard clock generation solutions. The series provides various frequency options within a consistent form factor. This specific model targets applications needing a precise 93.3333 MHz reference without the complexity of programmable or tunable alternatives.

Replacement Considerations

Direct substitutes must match the 93.3333 MHz frequency, LVCMOS output type, and 4-SMD package dimensions. Verify equivalent electrical characteristics such as current consumption and stability ratings. Cross-reference with other manufacturers offering identical pinouts and mechanical profiles to ensure seamless integration.