18QHTF21-27.121875-PD

Oscillators Overview

The 18QHTF21-27.121875-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 27.121875 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

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

Oscillators Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific part number suffix against official manufacturer documentation to confirm exact electrical characteristics and packaging details. Ensure compatibility with the target operating temperature range and supply voltage requirements before integration into the design.

Oscillators Selection Notes

Select this component when a precise 27.121875 MHz clock source is required for low-voltage digital applications. Consider the small 2.0x1.6mm footprint for space-constrained designs. Confirm that the LVCMOS output level matches the input requirements of the connected load.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, a manufacturer specializing in frequency control products. The series typically offers various frequencies within a standardized surface-mount package, providing reliable timing solutions for consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 27.121875 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm package. Verify pinout compatibility and thermal specifications before swapping.