CSM1Z-A0B2C3-80-12.0D18

Crystals Overview

The CSM1Z-A0B2C3-80-12.0D18 is a parallel fundamental mode quartz crystal manufactured by Cardinal Components Inc. It operates at a nominal frequency of 12 MHz with a load capacitance of 18 pF and an equivalent series resistance of 80 ohms. The component supports surface mount installation in an HC-49S package, measuring 11.60 mm in length and 4.70 mm in width. It functions within a temperature range of -10°C to +60°C, offering a frequency tolerance of ±30 ppm and stability of ±50 ppm. Aging is specified at 5 ppm per year.

Crystals Feature Summary

• Ultra-miniature surface mount design providing compact board space alternative to standard packages
• AT cut crystal construction for stable operation across defined industrial temperature ranges
• RoHS compliant manufacturing ensuring environmental safety standards

Crystals Applications

• Compact electronic circuits requiring precise timing signals
• Industrial control systems operating within standard temperature limits
• Communication devices utilizing fundamental frequency resonance

Crystals Procurement Notes

Verify the specific frequency tolerance and temperature range requirements against the official datasheet before ordering. Confirm that the HC-49S surface mount footprint matches the target PCB layout. Ensure the 80 ohm ESR aligns with the oscillator circuit design parameters. Check RoHS compliance status if restricted substances are a concern for the final assembly.

Crystals Selection Notes

Select this component when a fundamental mode crystal is required in a small surface mount form factor. The 12 MHz frequency suits many microcontroller clock applications. Consider the ±30 ppm tolerance for system accuracy needs. Evaluate the -10°C to +60°C range against environmental conditions. Compare the 80 ohm ESR with other available options to ensure compatibility with the driving circuit.

Crystals Part Context

This part belongs to the CSM1 series of ultra-miniature crystals from Cardinal Components Inc. The series offers various frequency and tolerance combinations in a standardized SMD package. It serves as a direct replacement for larger through-hole crystals where space is limited. The numbering code defines specific electrical and mechanical attributes for precise identification.

Crystals Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include HCM4920000000ABJT from Citizen Finedevice Co Ltd. Verify pinout compatibility and electrical specifications before substitution.