SXT2149AA48-38.400M

Crystals Overview

The SXT2149AA48-38.400M is a surface-mount crystal oscillator manufactured by Suntsu Electronics, Inc. It operates at a fundamental frequency of 38.4 MHz with a frequency stability of ±50 ppm. The component features a load capacitance of 9 pF and an equivalent series resistance (ESR) of 100 Ohms. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The device supports tape and reel packaging for automated assembly and functions within an operating temperature range of -40°C to +85°C.

Crystals Feature Summary

• Fundamental mode operation for precise frequency generation
• Compact 4-SMD no-lead surface mount design
• Standard 9pF load capacitance configuration
• Industrial temperature range capability

Crystals Applications

• Microcontroller clock sources
• Communication interface timing
• Embedded system oscillators
• Consumer electronics timing circuits

Crystals Procurement Notes

Verify the specific ordering suffix against the official Suntsu Electronics datasheet to ensure correct frequency tolerance and load capacitance specifications. Confirm that the required packaging format matches the available tape and reel options. Ensure the selected variant meets the thermal requirements of the target application environment before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 38.4 MHz fundamental frequency is required with ±50 ppm stability. The 9pF load capacitance must match the host circuit's design parameters. Consider the 100 Ohm ESR value for impedance matching. The 2.0mm x 1.6mm footprint suits space-constrained PCB layouts requiring surface mount technology.

Crystals Part Context

This part belongs to the SXT series of surface-mount crystals from Suntsu Electronics. The series offers various frequencies and packages tailored for modern electronic devices. The SXT2149AA48 variant specifically targets applications needing reliable timing solutions in a small form factor, balancing performance with manufacturing efficiency.

Crystals Replacement Considerations

Consult official cross-reference lists for direct substitutes. Verify pin compatibility and electrical parameters such as frequency, load capacitance, and ESR. Ensure replacement parts meet the same industrial temperature ratings and package dimensions to maintain board integrity.