18QHTF21-13.5843-PD

Oscillators Overview

The 18QHTF21-13.5843-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 13.5843 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a power-down function via a standby control pin. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm x 1.6mm. This component is suitable for applications requiring precise timing signals in low-voltage digital circuits.

Oscillators Feature Summary

• Supports LVCMOS output logic for direct interface with digital systems
• Includes standby mode for power management through power-down capability
• Utilizes a small form factor surface-mount package for space-constrained designs

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Digital communication equipment needing stable clock signals
• Microcontroller-based systems utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure that the 1.8V supply voltage aligns with your system's power rails. Confirm that the PCB footprint matches the 2.0x1.6mm SMD package dimensions to avoid assembly issues. Check for any specific handling instructions regarding electrostatic discharge protection during installation.

Oscillators Selection Notes

Select this component when a low-voltage, small-footprint oscillator with power-down functionality is required. Consider the operating temperature range and stability specifications to ensure compatibility with your environmental conditions. Evaluate the current consumption to confirm it meets the power budget of battery-operated or energy-efficient applications. Verify that the LVCMOS output level is compatible with the input thresholds of the connected logic devices.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals, oscillators, and filters. The 18QHTF21 series represents their line of surface-mount crystal oscillators designed for modern electronics. These components are engineered to provide reliable timing solutions for various consumer and industrial applications, emphasizing size reduction and power efficiency.

Oscillators Replacement Considerations

Direct substitutes must match the 13.5843 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Verify equivalent performance characteristics such as phase noise and stability. Cross-reference with other manufacturers offering similar low-profile oscillators with power-down features.