405C35E40M00000

Crystals Overview

The CTS-Frequency Controls 405C35E40M00000 is a MHz crystal operating at 40.0000 MHz with ±30ppm frequency tolerance and ±50ppm stability. It features a 20pF load capacitance and 50 Ohms ESR. The component utilizes fundamental mode operation in a 4-SMD, No Lead package (5.00mm x 3.20mm x 0.85mm). It supports surface mount installation within a -20°C to +70°C operating temperature range.

Crystals Feature Summary

• Fundamental resonance mode for stable frequency generation
• Surface-mount compatible 4-SMD no-lead package design
• Operational reliability across standard commercial temperature ranges

Crystals Applications

• General-purpose clock signal generation
• Microcontroller timing references
• Communication interface synchronization

Crystals Procurement Notes

Verify the specific suffix 'E' against the manufacturer datasheet to confirm exact tolerance and packaging specifications. Ensure the selected variant matches the required load capacitance and frequency stability for the target circuit design before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 40 MHz fundamental mode crystal is required in a compact 5.00mm x 3.20mm SMD footprint. Consider the ±30ppm tolerance and 20pF load capacitance requirements relative to the host oscillator circuit's input characteristics and environmental temperature constraints.

Crystals Part Context

This part belongs to the 405 Series of MHz crystals from CTS-Frequency Controls. The series offers various frequencies and packages, utilizing fundamental mode quartz resonators. The 405C35E40M00000 specifically addresses applications needing precise 40 MHz timing in space-constrained surface-mount designs.

Crystals Replacement Considerations

Direct substitutes include 405I35E40M00000. Similar alternatives are 403C35D40M00000 and 403C35E40M00000. Verify pin compatibility and electrical parameters before substitution.