18QHTF21-1.0204-PD

Overview

The 18QHTF21-1.0204-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 1.0152 MHz and utilizes an LVCMOS output signal type. The device is designed for a supply voltage of 1.8V and features a Standby (Power Down) control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Feature Summary

• Provides stable clock signals via LVCMOS output interface
• Includes standby functionality for power management
• Utilizes surface-mount packaging for automated assembly

Applications

• Precision frequency reference generation
• Clock signal distribution in electronic devices
• Timing circuits requiring low-voltage operation

Procurement Notes

Verify the exact frequency specification against official documentation, as related listings indicate variations such as 1.0152 MHz. Confirm the output enable suffix matches project requirements. Ensure the 1.8V supply voltage aligns with system design constraints before procurement.

Selection Notes

Select this component when a 1.0 MHz class frequency reference is required in a minimal footprint. The 1.8V operating voltage suits low-power applications. Verify compatibility with LVCMOS logic levels and ensure the 4-SMD package fits the PCB layout constraints.

Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies and package options. The specific model provides timing solutions for consumer electronics and industrial equipment requiring precise clock references.

Replacement Considerations

Check datasheets for compatible substitutes within the same series. Ensure replacement parts match the 1.8V supply, LVCMOS output, and 2.0x1.6 mm package dimensions.