18QHTF21-20.505-PD

Oscillators Overview

The 18QHTF21-20.505-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.505 MHz and utilizes LVCMOS output logic levels. 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 surface-mount package with dimensions of 2.00mm x 1.60mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Provides LVCMOS signal output

Oscillators Applications

• General electronic circuit timing
• Embedded system clock generation
• Portable devices requiring low power consumption

Oscillators Procurement Notes

Verify the specific ordering suffix and voltage requirements against the official datasheet before procurement. Ensure that the 1.8V supply rail is stable and compatible with the LVCMOS interface. Confirm the package footprint matches the 4-SMD No Lead specification to avoid assembly issues during manufacturing.

Oscillators Selection Notes

Select this component when a precise 20.505 MHz reference is required for 1.8V logic systems. Consider the standby feature if power management is critical. Evaluate the small form factor suitability for space-constrained designs compared to larger oscillator packages.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a manufacturer specializing in frequency control products, including quartz crystals and oscillators. The company has a history of producing components for various electronic applications, focusing on reliability and precision in timing solutions.

Oscillators Replacement Considerations

Consult official substitution lists for equivalent frequency and voltage specifications. Verify pin compatibility and electrical characteristics before replacing with alternative models.