18QHTF21-115.981982-PD

Overview

The 18QHTF21-115.981982-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 115.981982 MHz and utilizes LVCMOS output signaling. 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 with dimensions of 2.0x1.6 mm.

Feature Summary

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

Applications

• General electronic systems requiring precise timing
• Digital signal processing circuits
• Communication equipment interfaces

Procurement Notes

Verify the specific part number suffix to ensure compatibility with required frequency and voltage specifications. Confirm that the 4-SMD no-lead package aligns with PCB layout constraints. Ensure the manufacturer is Mercury Electronics Ind. Co., Ltd. to guarantee component authenticity and performance standards.

Selection Notes

Select this component when a 115.981982 MHz clock source is required with low power consumption capabilities. The 1.8V operating voltage makes it suitable for modern low-power digital designs. Consider the small 2.0x1.6 mm footprint for space-constrained applications.

Part Context

This model belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options within a standardized small outline package format designed for automated assembly processes.

Replacement Considerations

Direct substitutes must match the 115.981982 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package dimensions. Verify electrical parameters and pinout compatibility before integration.