18QHTF21-3.57954-PD

Oscillators Overview

The 18QHTF21-3.57954-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a frequency of 3.57954 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down mode capability. It is housed in a compact 4-SMD, No Lead package with dimensions of 3.2mm x 2.5mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby functionality for power management
• Utilizes LVCMOS output interface

Oscillators Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 3.57954 MHz
• Embedded devices utilizing LVCMOS compatible interfaces

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 operating temperature range limitations defined in the official datasheet.

Oscillators Selection Notes

Select this component when a precise 3.57954 MHz timing source is required for low-power applications. The LVCMOS output ensures compatibility with standard digital logic families. Consider the 1.8V supply requirement to ensure proper voltage level matching within the target system architecture.

Oscillators Part Context

This part belongs to the QHTF series of surface-mount oscillators from Mercury Electronics. These components are designed for applications requiring stable clock signals in space-constrained environments. The series typically offers various frequency options and voltage levels to suit different digital system requirements.

Oscillators Replacement Considerations

Direct substitutes include other 3.57954 MHz LVCMOS oscillators in a 3.2x2.5mm SMD package with 1.8V operation. Verify pinout compatibility and electrical specifications such as jitter and phase noise before substitution.