C7S-12.500-12-1530-X-R

Crystals Overview

The C7S-12.500-12-1530-X-R is a parallel fundamental quartz crystal oscillator manufactured by Aker Technology Corp. It operates at a nominal frequency of 12.5 MHz with a frequency tolerance of ±15 ppm and a load capacitance of 12 pF. The component features an equivalent series resistance (ESR) of 50 ohms and a drive level of 100 µW. It supports a temperature range from -40°C to +85°C, with aging specified at 3 ppm per year. The device utilizes a surface-mount package measuring 7.0 mm in length, 5.0 mm in width, and 1.1 mm in height, containing four pins.

Crystals Feature Summary

• Surface-mount design for automated assembly integration
• Fundamental mode parallel resonance operation
• Compliant with RoHS environmental standards

Crystals Applications

• Microcontroller clock generation circuits
• Communication interface timing references
• Digital signal processing synchronization

Crystals Procurement Notes

Verify the specific electrical parameters against the official datasheet before integration. Confirm that the load capacitance matches the oscillator circuit requirements. Ensure the operating temperature range aligns with the application environment. Check for RoHS compliance documentation if required by regulatory standards. Validate the physical dimensions against the PCB footprint.

Crystals Selection Notes

Select this component when a 12.5 MHz reference is required in a compact surface-mount form factor. Consider the 50 ohm ESR value for compatibility with the driving circuit. Evaluate the ±15 ppm tolerance against system timing accuracy needs. Assess the -40°C to +85°C range for environmental suitability. Compare the 12 pF load capacitance with existing circuit designs.

Crystals Part Context

This part belongs to the C7S series of surface-mount quartz crystals from Aker Technology Corp. The series offers various frequencies and packages for general electronic applications. The C7S designation indicates a specific physical size and pin configuration within the manufacturer's portfolio. These components are designed for reliable performance in consumer and industrial electronics.

Crystals Replacement Considerations

Direct substitutes must match the 12.5 MHz frequency, 12 pF load capacitance, and 4-pin SMD package. Verify equivalent ESR and aging specifications. Cross-reference with other manufacturers offering similar fundamental mode crystals. Ensure thermal and mechanical compatibility.