8Q40070003

Crystals Overview

The TXC Corporation 8Q40070003 is a quartz crystal unit designed for surface-mount technology applications. It operates at a nominal frequency of 40 MHz with a load capacitance specification of 8 pF. The component features an SMD-4 package configuration measuring 2 mm in length, 1.6 mm in width, and 0.5 mm in height. It maintains a frequency tolerance and stability of 30 PPM across an operating temperature range from -20°C to +70°C. The equivalent series resistance is specified at 80 Ohms, and the drive level is limited to 50 uW.

Crystals Feature Summary

• Provides precise timing signals through stable quartz resonance
• Supports automated assembly via standard surface-mount packaging
• Ensures reliable operation within defined industrial thermal limits

Crystals Applications

• Timing circuits in automotive electronic systems
• Clock generation for control boards
• Frequency references in smart terminal devices

Crystals Procurement Notes

Verify that the specific part number matches the required electrical parameters, including the 40 MHz frequency, 8 pF load capacitance, and 30 PPM stability. Confirm the physical dimensions align with the PCB footprint design. Ensure compliance with RoHS standards if applicable to the target market. Check for any discontinuance notifications or lifecycle status updates before finalizing procurement plans.

Crystals Selection Notes

Select this component when a compact surface-mount crystal is required for 40 MHz applications. Consider the 8 pF load capacitance requirement for oscillator circuit compatibility. Evaluate the -20°C to +70°C temperature range against environmental conditions. Assess the 80 Ohm ESR and 50 uW drive level constraints to ensure proper oscillator design integration.

Crystals Part Context

This component belongs to the 8Q series of quartz crystals manufactured by TXC Corporation. The series focuses on small form-factor packages suitable for space-constrained electronics. The 8Q40070003 specifically addresses the need for reliable timing solutions in consumer and industrial devices requiring standardized surface-mount integration.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-compatibility with existing designs using identical electrical and mechanical specifications.