3131M-32.768DT07LL-R50K

Crystals Overview

The 3131M-32.768DT07LL-R50K is a surface-mount quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 32.768 kHz, suitable for precise timing applications. The component features a 3215 package dimension and utilizes a load capacitance of 7 pF to ensure stable oscillation within the target circuit. Its frequency stability is rated at ±20 ppm over the operating temperature range of -40°C to +85°C. The device exhibits an equivalent series resistance (ESR) of 70 kOhms maximum and is supplied in a lead-free 2-SMD configuration with a reel quantity of 5,000 units.

Crystals Feature Summary

• Provides stable reference frequency generation for circuits integrating ICs and other components
• Designed for compact electronic applications utilizing small form factor packages
• Supports reliable operation across industrial temperature ranges

Crystals Applications

• Wireless local area network devices
• Mobile communication equipment
• Bluetooth-enabled systems

Crystals Procurement Notes

Verify that the specific ordering suffix matches the required load capacitance and tolerance specifications for your design. Confirm the package dimensions align with your PCB footprint requirements. Ensure the temperature range meets your operational environment needs. Cross-reference the manufacturer's latest documentation to confirm current production status and compliance certifications before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 32.768 kHz timing source is required for low-power or space-constrained designs. Consider the 7 pF load capacitance requirement to ensure accurate frequency matching with the host oscillator circuit. Evaluate the ±20 ppm stability against your system's jitter and timing budget constraints. Verify compatibility with the intended manufacturing process and reflow soldering profiles.

Crystals Part Context

This part belongs to the XC21M4 series of quartz crystals from Suzhou Hangjing. This series is engineered for applications requiring small footprints and reliable frequency control. The company specializes in quartz frequency controlling units, offering various package sizes and precision levels for computing, communication, and industrial sectors.

Crystals Replacement Considerations

Direct substitutes must match the 32.768 kHz frequency, 3215 package, 7 pF load capacitance, and ±20 ppm tolerance. Verify ESR limits and temperature stability if replacing with parts from different manufacturers. Check for pinout compatibility and mounting orientation differences.