18QHTF21-24.5535-PD

Oscillators Overview

The 18QHTF21-24.5535-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 24.5535 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, no lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output interface
• Standby mode support
• Surface-mount package

Oscillators Applications

• Digital signal processing systems
• Communication equipment
• Microcontroller clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix and frequency tolerance against the official datasheet to ensure compatibility with system requirements. Confirm the package type matches the PCB footprint design. Check for any environmental compliance certifications required for the target market. Ensure the supply voltage range aligns with the circuit design specifications before procurement.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside LVCMOS compatibility. The standby feature makes it suitable for battery-powered devices needing power efficiency. Consider the 4-SMD no lead package for space-constrained designs. Verify that the 24.5535 MHz frequency meets the specific timing needs of the application without requiring additional frequency synthesis.

Oscillators Part Context

Mercury Electronics Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in frequency control products, including quartz crystals, oscillators, and filters. The company has a long history in the industry, producing components for various electronic applications. This part belongs to their series of standard crystal oscillators designed for general-purpose timing applications.

Oscillators Replacement Considerations

Direct substitutes must match the 24.5535 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no lead package. Verify pinout compatibility and electrical characteristics such as load capacitance and drive level. Consult the manufacturer's cross-reference list for approved replacements.