CSM1Z-A0B2C3-50-25.175D18

Crystals Overview

The CSM1Z-A0B2C3-50-25.175D18 is a surface-mount crystal manufactured by Cardinal Components Inc., operating at a fundamental frequency of 25.175 MHz. It features a load capacitance of 18 pF and an equivalent series resistance (ESR) of 50 Ohms. The component exhibits a frequency tolerance of ±30 ppm and stability of ±50 ppm. Designed for the HC-49/US package, it measures 11.60 mm in length, 4.70 mm in width, and has a maximum height of 4.60 mm. The unit supports base harmonic operation within a temperature range of -10°C to +60°C.

Crystals Feature Summary

• Surface mount construction utilizing the HC-49/US form factor for direct PCB integration
• Fundamental mode resonance providing stable oscillation at 25.175 MHz
• Compliant with RoHS3 standards for environmental safety

Crystals Applications

• General purpose clock generation for digital circuits
• Microcontroller oscillator inputs
• Communication interface timing references

Crystals Procurement Notes

Verify the specific suffix D18 against the manufacturer's current datasheet to confirm package orientation and termination specifications. Ensure the selected variant matches the required 18 pF load capacitance for the target circuit design. Confirm RoHS3 compliance status if restricted substance regulations apply to the final assembly. Cross-reference the ESR value of 50 Ohms with the oscillator circuit requirements to ensure proper startup conditions.

Crystals Selection Notes

Select this component when a 25.175 MHz fundamental frequency is required in a surface-mount configuration. The HC-49/US package offers a balance of performance and footprint size suitable for various consumer electronics. Consider the ±30 ppm tolerance for applications requiring moderate frequency accuracy. Verify that the operating temperature range of -10°C to +60°C aligns with the environmental conditions of the end product.

Crystals Part Context

This part belongs to the CSM1 series of crystals from Cardinal Components Inc. The series provides various frequencies in the HC-49/US surface-mount format. The model number encodes specific electrical parameters such as frequency, tolerance, and package type. It serves as a passive timing element in electronic systems requiring precise clock signals.

Crystals Replacement Considerations

Public confirmed substitute: CSM1Z-A5B2C5-50-25.175D18.