18QHTF21-7.32728-PD

Overview

The 18QHTF21-7.32728-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 7.32728 MHz and utilizes LVCMOS output logic levels. 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, designed for surface-mount assembly on printed circuit boards.

Feature Summary

• LVCMOS output interface
• Standby mode support
• Surface-mount package

Applications

• Digital clock signal generation
• Microcontroller system timing
• Communication interface synchronization

Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required voltage and load conditions. Confirm package dimensions against PCB footprint requirements. Check datasheet for operating temperature range specifications relevant to the target environment. Ensure supply voltage matches the 1.8V requirement before integration.

Selection Notes

Select this component when a precise 7.32728 MHz reference is required for low-voltage digital circuits. Consider the LVCMOS output compatibility with downstream logic inputs. Evaluate the 4-SMD form factor for space-constrained designs. Verify that the standby feature aligns with power management strategies.

Part Context

Mercury Electronic Ind. Co., Ltd. is a manufacturer of frequency control products, including quartz crystals and oscillators. The company has a history of producing these components since 1973. This part belongs to their series of standard crystal oscillators designed for electronic applications requiring stable frequency references.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-reference with other manufacturers only if electrical parameters and pinout configurations match exactly.