CSM1Z-A5B2C3-40-27.0D18-F

Crystals Overview

The CSM1Z-A5B2C3-40-27.0D18-F is a fundamental quartz crystal manufactured by Cardinal Components Inc. It operates at a nominal frequency of 27 MHz with a frequency tolerance of ±30 ppm and stability of ±50 ppm. The component features an equivalent series resistance (ESR) of 40 Ohms and a load capacitance of 18 pF. Designed for surface mount installation, it utilizes the HC-49/US package format with physical dimensions of 11.60 mm in length, 4.70 mm in width, and a maximum height of 4.60 mm. It supports a working temperature range from -20°C to +70°C.

Crystals Feature Summary

• Fundamental mode parallel quartz crystal operation
• Surface mount packaging in standard HC-49/US form factor
• RoHS compliant lead-free construction

Crystals Applications

• Microcontroller clock sources
• Embedded system timing circuits
• General-purpose digital electronics

Crystals Procurement Notes

Verify the specific operating temperature range and package dimensions against the official datasheet prior to integration. Confirm that the 40 Ohm ESR and 18 pF load capacitance align with the target oscillator circuit design requirements to ensure stable frequency generation.

Crystals Selection Notes

Select this component when a standard HC-49/US footprint is required for surface mount applications. Ensure the circuit design accommodates the specified 40 Ohm series resistance and 18 pF load capacitance. Verify that the ±30 ppm frequency tolerance meets the system's timing accuracy constraints.

Crystals Part Context

This part belongs to the CSM1 series of low-profile surface mount crystals from Cardinal Components Inc. The series offers various frequency options within the HC-49/US package, providing a cost-effective solution for mass-produced electronic devices requiring reliable fundamental frequency references.

Crystals Replacement Considerations

Public confirmed substitutes include Abracon LLC ABLS-27.000MHZ-B2F-T and ABLS-27.000MHZ-B4-FT.