XTL921-U94-006

Crystals Overview

The XTL921-U94-006 is a surface-mount quartz crystal resonator manufactured by Siward. It operates at a fundamental frequency of 76.8 MHz with a specified load capacitance of 9.9 pF. The component features a tolerance of ±12 ppm and an equivalent series resistance (ESR) of 40 Ohms. It is housed in a compact 4-SMD, no-lead package with dimensions of 1.0 mm x 0.8 mm. This device is designed for precise timing applications requiring stable frequency generation in space-constrained electronic circuits.

Crystals Feature Summary

• Compact 1.0 x 0.8 mm surface-mount footprint suitable for high-density PCB layouts
• Stable frequency generation at 76.8 MHz with ±12 ppm tolerance
• Low equivalent series resistance of 40 Ohms for efficient circuit operation

Crystals Applications

• High-speed digital signal processing timing references
• Communication module clock sources
• Microcontroller system oscillators

Crystals Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required frequency tolerance and load capacitance specifications. Confirm that the 4-SMD package dimensions align with the target PCB land pattern. Check manufacturer documentation for storage conditions and soldering profile recommendations to maintain component integrity during assembly processes.

Crystals Selection Notes

Select this component when a small form factor is critical alongside a 76.8 MHz operating frequency. Ensure the circuit design accommodates the 9.9 pF load capacitance requirement. Evaluate the ±12 ppm stability against system jitter requirements. Consider the 40 Ohm ESR impact on oscillator circuit gain margins during initial design phases.

Crystals Part Context

This part belongs to Siward's portfolio of miniature quartz crystal resonators. The XTL921 series focuses on ultra-small packages for portable electronics. The U94 designation indicates specific internal construction parameters. Siward specializes in precision timing components for consumer and industrial markets.

Crystals Replacement Considerations

Cross-reference with other 76.8 MHz crystals in 1.0x0.8mm packages. Verify identical pinout configuration and electrical parameters before substitution. Consult official replacement lists for qualified alternatives.