403WF32012IKR

Crystals Overview

The 403WF32012IKR is a fundamental mode quartz crystal resonator manufactured by CTS-Frequency Controls. It operates at a nominal frequency of 32 MHz with a standard frequency tolerance of ±10 ppm and a frequency stability of ±20 ppm. The component features an 8 pF load capacitance and an equivalent series resistance (ESR) of 40 Ohms. It utilizes a hermetic ceramic surface mount package in the 4-SMD, No Lead configuration, measuring 3.2 mm in length, 2.5 mm in width, and 0.75 mm in maximum height. Designed for operation across a temperature range of -40°C to +85°C, it is supplied in tape and reel packaging compliant with EIA-418 standards.

Crystals Feature Summary

• Hermetic ceramic surface mount construction ensuring environmental durability
• Fundamental crystal design optimized for high-frequency stability
• Miniature form factor suitable for space-constrained wearable and handheld electronics

Crystals Applications

• Wearable and handheld electronics
• Wireless communications devices
• FPGA and microcontroller clock sources
• Computer peripherals and USB interfaces
• Measuring equipment

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure correct frequency tolerance and packaging specifications. Confirm that the requested part number matches the exact electrical parameters required for the target circuit design. Cross-reference the datasheet revision date to validate compliance with current RoHS3 and REACH regulations. Ensure compatibility with the intended assembly process for 4-SMD no-lead packages.

Crystals Selection Notes

Select this component when a miniature, hermetically sealed crystal is required for applications demanding high frequency stability in compact designs. The 40 Ohm ESR and 8 pF load capacitance must align with the oscillator circuit requirements. Consider the 3.2mm x 2.5mm footprint for board space optimization. Verify that the operating temperature range meets the environmental conditions of the end application.

Crystals Part Context

This part belongs to the 403WF series of IoT-enhanced quartz crystals from CTS-Frequency Controls. The series is characterized by its small size and robust ceramic packaging, targeting modern electronic devices where reliability and miniaturization are critical. It complements other models in the lineup offering similar performance metrics with varying frequencies or package dimensions.

Crystals Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include the 403WF32012IAR and 403WF32012ITR from CTS-Frequency Controls. These alternatives share identical electrical specifications and physical dimensions, facilitating direct replacement within existing designs without requiring layout modifications.