ABLS-40.000MHZ-K4F-T

Crystals Overview

The ABLS-40.000MHZ-K4F-T is a fundamental AT-cut crystal oscillator manufactured by Abracon LLC, operating at a nominal frequency of 40 MHz. It features a load capacitance of 18 pF and a tolerance of ±30 ppm with a frequency stability of ±50 ppm. The component utilizes an HC-49/US surface-mount package measuring 11.4 mm x 4.7 mm x 4.2 mm. It supports a wide operating temperature range from -40°C to +125°C and has an equivalent series resistance (ESR) of 40 Ohms. The device operates in fundamental mode with a maximum drive level of 100 uW.

Crystals Feature Summary

• Low-profile SMD design for compact PCB integration
• Extended industrial temperature range capability
• Fundamental mode operation for precise timing

Crystals Applications

• Computer systems and motherboards
• Industrial control equipment
• Communication devices requiring stable clock signals

Crystals Procurement Notes

Verify the specific suffix K4F-T against official Abracon documentation to confirm pin configuration and packaging details. Ensure compatibility with target circuit load capacitance requirements. Cross-reference RoHS compliance status with current regulatory standards before procurement. Confirm that the HC-49/US footprint matches the design schematic exactly.

Crystals Selection Notes

Select this component when a 40 MHz reference signal is required within a low-profile surface-mount constraint. Consider the ±30 ppm tolerance and ±50 ppm stability limits relative to system timing accuracy needs. Evaluate the -40°C to +125°C operational range against environmental conditions. Compare ESR specifications with oscillator circuit design parameters to ensure proper startup and sustainment.

Crystals Part Context

This part belongs to the ABLS series of low-profile crystals from Abracon. The series offers various frequencies ranging from 3.579545 MHz to 75 MHz. These components are designed for applications demanding high reliability and stability in space-constrained environments. The ABLS series maintains consistent physical dimensions across different frequency options within the same package type.

Crystals Replacement Considerations

ABLS2-40.000MHZ-D4YF-T is listed as a similar substitute by the manufacturer.