445W35J12M00000

Crystals Overview

The CTS-Frequency Controls 445W35J12M00000 is a surface-mount quartz crystal oscillator operating at a fundamental frequency of 12 MHz. It features a load capacitance of 9 pF and an initial frequency tolerance of ±30 ppm. The component exhibits a total frequency stability of ±50 ppm and an equivalent series resistance (ESR) of 50 Ohms. Designed for commercial temperature ranges, it functions between -20°C and +70°C. The device utilizes a 2-SMD, no-lead package with dimensions of 5 mm in length, 3.2 mm in width, and 1.35 mm in height.

Crystals Feature Summary

• AT-cut quartz construction for stable oscillation
• Gold terminal finish with nickel barrier
• Surface-mount design for automated assembly

Crystals Applications

• Microcontroller clock sources
• Communication module timing
• Consumer electronics circuits

Crystals Procurement Notes

Verify the specific suffix J against official datasheets to confirm the exact load capacitance and temperature range specifications. Ensure compatibility with the target circuit's load capacitance requirements before integration. Cross-reference the manufacturer part number with authorized distributors to obtain current availability and lead times.

Crystals Selection Notes

Select this component when a 12 MHz reference signal is required within a compact SMD footprint. Consider the 9 pF load capacitance requirement for proper circuit matching. Evaluate the -20°C to +70°C operating range against environmental conditions. Compare ESR values with oscillator driver capabilities to ensure reliable startup.

Crystals Part Context

This part belongs to the 445 series of surface-mount crystals from CTS-Frequency Controls. The series offers various frequency and packaging options for standard electronic applications. The 445W35J12M00000 specifically addresses needs for 12 MHz timing in space-constrained designs.

Crystals Replacement Considerations

Direct substitutes include other 12 MHz SMD crystals with identical 9 pF load capacitance and similar physical dimensions. Verify electrical parameters such as ESR and stability ratings match or exceed original requirements before substitution.