18QHTF21-18.440-PD

Oscillators Overview

The 18QHTF21-18.440-PD is a 18.44 MHz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a supply voltage of 1.8V and features a 2.0x1.6 mm surface-mount package with power-down capability. The device supports LVCMOS output and includes standby functionality. Key electrical parameters include a maximum supply current of 22mA and frequency stability of ±50ppm. It is designed for operation within a temperature range of -40°C to 85°C, ensuring reliable performance in various electronic applications requiring precise timing signals.

Oscillators Feature Summary

• Supports low voltage operation at 1.8V for energy efficiency
• Includes power-down feature for standby mode management
• Compact 2.0x1.6 mm surface-mount package design

Oscillators Applications

• Portable consumer electronics
• Communication devices
• Embedded systems requiring precise clock signals

Oscillators Procurement Notes

Verify the specific part number suffix against official manufacturer documentation to ensure correct specifications. Confirm that the requested component matches the exact frequency and package dimensions required for your design. Cross-reference datasheet details regarding electrical characteristics and operating temperature ranges before finalizing procurement decisions.

Oscillators Selection Notes

Select this component when a compact, low-voltage oscillator with power-down capability is required. Ensure the application environment falls within the specified -40°C to 85°C operating range. Verify that the LVCMOS output signal levels are compatible with the receiving circuitry. Consider the 2.0x1.6 mm footprint constraints during PCB layout planning.

Oscillators Part Context

This model belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequency options within a standardized small outline package. These components are designed for high-reliability applications where space and power consumption are critical factors. The manufacturer has extensive experience in quartz crystal production.