416F400XXAST

Crystals Overview

The 416F400XXAST is a discontinued MHz crystal manufactured by CTS-Frequency Controls. It operates at a frequency of 40 MHz with a stability of ±15ppm. The component utilizes a 4-SMD, No Lead package with dimensions of 1.60mm x 1.20mm and a maximum height of 0.45mm. It features an equivalent series resistance (ESR) of 60 Ohms and supports fundamental mode operation. The device is packaged in Tape & Reel (TR) format.

Crystals Feature Summary

• Fundamental mode crystal oscillator operation
• Compact surface-mount 4-SMD no-lead package design
• Standardized 60 Ohms equivalent series resistance

Crystals Applications

• General purpose clock signal generation
• Microcontroller system timing references
• Digital circuit frequency standards

Crystals Procurement Notes

This specific part number is marked as discontinued at major distributors such as DigiKey. Verification of current availability through alternative channels or direct manufacturer inquiry is required before procurement planning. Designers should assess the long-term supply viability for production runs given the discontinuation status.

Crystals Selection Notes

Engineers selecting this component must account for its discontinued status when designing new products. Alternative part numbers within the same 416 series from CTS-Frequency Controls may offer similar electrical characteristics but require verification of pin compatibility and frequency stability requirements against the original design specifications.

Crystals Part Context

The 416F400XXAST belongs to the 416 series of crystals from CTS-Frequency Controls. This series provides standard frequency solutions in compact surface-mount packages. The specific model targets applications requiring stable 40 MHz reference signals in space-constrained electronic assemblies.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not explicitly listed for this specific discontinued suffix in the provided documentation. Users should consult the manufacturer's official cross-reference guides for compatible alternatives within the 416 series.