7R-25.000MDAK-T

Crystals Overview

The 7R-25.000MDAK-T is a surface-mount fundamental quartz crystal manufactured by TXC Corporation. It operates at a nominal frequency of 25 MHz with a load capacitance of 20 pF. The component exhibits a frequency tolerance of ±20 ppm and a frequency stability of ±30 ppm over the operating temperature range of -20°C to +70°C. It features an equivalent series resistance (ESR) of 150 Ohms and utilizes SMD glass sealing technology within a compact 2.0 x 1.6 x 0.6 mm package.

Crystals Feature Summary

• SMD glass sealed construction for enhanced environmental reliability
• Fundamental oscillation mode operation
• Compact surface-mount footprint suitable for space-constrained designs

Crystals Applications

• Reference clocks for portable consumer products
• Timing circuits in digital still cameras
• Clock sources for USB interface applications
• General timing requirements in notebook computers

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required load capacitance and stability specifications. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability may vary by region and production cycle.

Crystals Selection Notes

Select this component when a 25 MHz fundamental crystal with ±20 ppm initial tolerance is required. Ensure the circuit design supports a 20 pF load capacitance and can accommodate an ESR of 150 Ohms. Verify that the -20°C to +70°C operating range meets the application's thermal requirements.

Crystals Part Context

This part belongs to the TXC 7R series of SMD glass-sealed crystals. The series provides various frequencies between 20 MHz and 64 MHz with options for different load capacitances and stability levels, targeting compact electronic devices requiring reliable timing signals.

Crystals Replacement Considerations

Cross-reference with other TXC 7R series variants or comparable SMD glass-sealed crystals from other manufacturers. Ensure substitute parts match the 25 MHz frequency, 20 pF load capacitance, 2.0x1.6mm package dimensions, and 150 Ohm ESR specifications.