MA-505 19.6600M-C0

Crystals Overview

The MA-505 19.6600M-C0 is a surface-mount MHz crystal manufactured by EPSON, designed for fundamental mode operation. It features a frequency of 19.66 MHz with a stability of ±30ppm and tolerance of ±50ppm. The component utilizes a 4-SOJ package with a 3.30mm pitch, measuring 12.70mm x 5.08mm x 4.60mm max. Electrical specifications include an equivalent series resistance (ESR) of 40 Ohms and a load capacitance of 18pF. It operates within a temperature range of -20°C to +70°C and has a moisture sensitivity level of 1.

Crystals Feature Summary

• Fundamental mode quartz crystal resonator for precise timing
• Surface mount 4-SOJ package design for automated assembly
• Stable frequency performance with defined ESR and load capacitance

Crystals Applications

• General purpose clock generation in electronic circuits
• Microcontroller system timing references
• Communication interface synchronization

Crystals Procurement Notes

Verify the specific ordering suffix to confirm RoHS compliance status, as variants exist with differing environmental certifications. Confirm availability status as this part number may be discontinued or subject to supply constraints. Ensure the selected variant matches the required frequency tolerance and stability specifications for the target application circuit design requirements.

Crystals Selection Notes

Select this component when a fundamental mode crystal at 19.66 MHz is required with a 4-SOJ footprint. Consider the ±30ppm stability and 40 Ohm ESR limits against the oscillator circuit design. Verify that the operating temperature range of -20°C to +70°C meets the environmental conditions of the end product.

Crystals Part Context

This component belongs to the MA-505 series of surface-mount crystals from EPSON Timing. The series offers various frequencies and packages, with the MA-505 specifically providing a compact 4-SOJ form factor. It serves as a standard timing element for applications requiring reliable fundamental resonance without the need for overtone modes.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-referencing requires matching frequency, load capacitance, ESR, and package dimensions.