18QHTF21-58.982-PD

Overview

The 18QHTF21-58.982-PD is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 58.982 MHz with an LVCMOS output logic type. The device is designed for low voltage applications, utilizing a 1.8V supply voltage. It features a compact surface-mount package with dimensions of 2.0mm by 1.6mm in a 4-SMD, No Lead configuration. The component includes standby functionality, allowing for power-down control to reduce energy consumption during inactive periods.

Feature Summary

• Supports LVCMOS output logic for standard digital interface compatibility
• Includes standby mode capability for power management
• Utilizes quartz crystal technology for frequency stability

Applications

• General purpose clock signal generation
• Embedded system timing references
• Digital communication interfaces

Procurement Notes

Verify the specific ordering suffix and frequency tolerance requirements against the official datasheet before procurement. Ensure that the 1.8V supply voltage aligns with the target circuit design. Confirm the 4-SMD no-lead package dimensions fit the PCB footprint constraints. Cross-reference the manufacturer part number with authorized distributors to ensure authenticity and traceability.

Selection Notes

Select this component when a precise 58.982 MHz clock source is required in space-constrained designs. The 1.8V operating voltage makes it suitable for modern low-power digital circuits. Consider the LVCMOS output swing levels for direct interfacing with compatible logic families without additional buffering. Evaluate the thermal performance within the specified operating temperature range.

Part Context

This oscillator belongs to the 18QHTF series from Mercury Electronics, characterized by small form factors and low voltage operation. The series typically offers various frequency options within a standardized 2.0x1.6mm package. It serves as a timing reference solution for portable electronics and compact industrial devices requiring stable clock signals.

Replacement Considerations

Direct substitutes must match the 58.982 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm package. Verify pinout compatibility and electrical specifications such as load capacitance and drive strength before substitution.