7R-27.000MEDQ-T

Crystals Overview

The 7R-27.000MEDQ-T is a fundamental mode quartz crystal resonator manufactured by TXC Corporation, operating at a nominal frequency of 27.000 MHz. It features a compact 4-SMD surface mount package with no lead configuration, measuring 2.05 mm in length and 1.65 mm in width. The component is designed for base resonance operation with a specified load capacitance of 10 pF and an equivalent series resistance (ESR) of 150 Ohms. It supports standard industrial temperature ranges suitable for general electronic applications requiring stable clock signals.

Crystals Feature Summary

• Fundamental mode quartz crystal operation ensuring stable frequency generation
• Compact 4-SMD no-lead surface mount package design for automated assembly
• Optimized for low power consumption with 150 Ohm ESR specification

Crystals Applications

• General purpose clock signal generation in consumer electronics
• Timing reference sources for microcontroller-based systems
• Communication interface circuits requiring 27 MHz stability

Crystals Procurement Notes

Verify the specific datasheet version for the 7R-27.000MEDQ-T to confirm current RoHS compliance status and detailed electrical parameters such as frequency tolerance and stability limits. Ensure that the target application circuit matches the required 10 pF load capacitance to maintain accurate frequency performance. Check for any recent product change notices or obsolescence announcements from TXC Corporation prior to finalizing procurement plans.

Crystals Selection Notes

Select this component when a small form factor 27 MHz crystal is required for space-constrained designs. The 4-SMD package facilitates efficient PCB layout compared to larger through-hole alternatives. Consider the 150 Ohm ESR value when designing oscillator circuits to ensure proper startup conditions. Compare against other 7R series variants if different tolerance or temperature range specifications are needed for the specific environment.

Crystals Part Context

This part belongs to the TXC 7R series of miniature quartz crystals, which are characterized by their small footprint and suitability for high-volume surface mount production. The series provides reliable timing solutions for various digital applications. The 27 MHz frequency is commonly used in legacy video interfaces, audio sampling clocks, and certain wireless communication protocols.

Crystals Replacement Considerations

The 7R-27.000MDDQ-T is a documented substitute within the same manufacturer's lineup, offering similar 27 MHz operation and 10 pF load capacitance. Verify that the replacement meets all mechanical and electrical requirements before integration.