18QHTF21-38.7072-PD

Oscillators Overview

The 18QHTF21-38.7072-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 38.7072 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby power-down mode to reduce energy consumption during inactivity. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0 x 1.6 mm. This component serves as a precise clock source for digital circuits requiring low-power operation.

Oscillators Feature Summary

• Supports standby power-down mode for energy efficiency
• Utilizes LVCMOS output logic for digital compatibility
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Digital systems needing precise clock synchronization
• Embedded controllers utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the specific frequency tolerance and operating temperature range against your system requirements before procurement. Confirm that the 1.8V supply voltage aligns with your power design. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints. Cross-reference the datasheet for any specific handling or soldering recommendations associated with this Mercury Electronics part number.

Oscillators Selection Notes

Select this oscillator when a stable 38.7072 MHz reference is required alongside strict power management needs. The integrated standby function makes it suitable for battery-operated applications where active duty cycles vary. Consider the physical size constraints of the 2.0 x 1.6 mm package when designing dense circuit boards. Ensure the LVCMOS output levels are compatible with the input thresholds of the target microcontroller or FPGA.

Oscillators Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which specializes in frequency control products. The series typically offers various frequencies within a standardized small outline package. Mercury Electronics has a long history in quartz crystal manufacturing, providing reliable timing solutions for industrial and consumer electronics markets globally.

Oscillators Replacement Considerations

Direct replacements must match the 38.7072 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package. Verify pinout compatibility and thermal characteristics. Alternative parts from other manufacturers may require schematic adjustments if output drive strength or standby logic differs.