18QHTF21-18.88125-PD

Oscillators Overview

The 18QHTF21-18.88125-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 18.88125 MHz and utilizes LVCMOS output logic. 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.

Oscillators Feature Summary

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

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication systems utilizing standard clock signals
• Embedded control circuits

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints. Check for any specific RoHS compliance documentation if required by your manufacturing standards.

Oscillators Selection Notes

Select this component when a precise 18.88125 MHz clock source is needed in a minimal space. The 1.8V operating voltage makes it suitable for battery-powered applications. Consider the LVCMOS compatibility with your downstream logic inputs. The integrated power-down feature aids in extending battery life during idle periods.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which focuses on small-form-factor oscillators. The series typically offers various frequencies within a 2.0x1.6 mm package. It is designed for applications where size and power efficiency are critical constraints.

Oscillators Replacement Considerations

Direct substitutes must match the 18.88125 MHz frequency, 1.8V voltage, and 4-SMD 2.0x1.6mm package. Verify pinout compatibility and electrical specifications before swapping.