402F30712IAR

Crystals Overview

The CTS-Frequency Controls 402F30712IAR is a surface-mount crystal oscillator operating at a fundamental frequency of 30.72 MHz. It features a frequency stability and tolerance of ±10 ppm, ensuring precise timing performance for digital circuits. The component utilizes a 10 pF load capacitance and exhibits an equivalent series resistance (ESR) of 80 Ohms. Designed for robust operation, it supports a wide temperature range from -40°C to +85°C. The device is housed in a compact 4-SMD, no-lead package with dimensions of 1.60mm x 1.20mm and a maximum height of 0.45mm, suitable for automated assembly processes.

Crystals Feature Summary

• Fundamental mode operation ensures stable oscillation characteristics
• Compact 4-SMD no-lead package facilitates high-density PCB layouts
• Wide industrial temperature rating supports diverse environmental conditions

Crystals Applications

• Clock generation for microprocessors and microcontrollers
• Synchronization in communication interface circuits
• Timing references in consumer electronic devices

Crystals Procurement Notes

Verify the specific ordering suffix against the official CTS datasheet to confirm exact electrical parameters and packaging configuration. Ensure compatibility with existing PCB footprints and reflow soldering profiles. Cross-reference the part number with current manufacturer availability status, as supply chain fluctuations may impact immediate procurement. Confirm RoHS compliance requirements align with project specifications before finalizing orders.

Crystals Selection Notes

Select this component when a 30.72 MHz fundamental frequency with ±10 ppm stability is required for space-constrained designs. The 4-SMD no-lead form factor offers advantages over through-hole alternatives in terms of board real estate and automated placement efficiency. Consider the 80 Ohm ESR value when designing the oscillator circuit to ensure reliable startup and sustained operation within the specified temperature range.

Crystals Part Context

This part belongs to the CTS 402 Series of surface-mount crystals, designed for general-purpose timing applications. The series provides various frequency options and package sizes to accommodate different design constraints. The 402F30712IAR specifically addresses needs for moderate precision timing in compact electronic assemblies, balancing performance with manufacturing ease.

Crystals Replacement Considerations

Direct substitutes include 402F30712ILR and 402F30712IAT, which share identical electrical specifications and physical dimensions. Verify that any alternative part maintains the same load capacitance and ESR values to prevent circuit instability.