SG-8018CA 121.1900M-TJHSA0

Oscillators Overview

The SG-8018CA 121.1900M-TJHSA0 is a standard CMOS crystal oscillator manufactured by Epson Timing. It operates at a frequency of 121.19 MHz with a frequency stability of ±50 ppm. The device supports supply voltages ranging from 1.62 V to 3.63 V, accommodating both 1.8 V and 3.3 V logic levels. It features a standby function for power reduction and operates within an extended temperature range of -40°C to +105°C. The component is housed in a compact 4-SMD, no-lead package measuring 7.00 mm x 5.00 mm x 1.40 mm.

Oscillators Feature Summary

• Provides stable clock signals with ±50 ppm frequency stability across the operating temperature range.
• Integrates a standby mode to minimize power consumption when the output is disabled.
• Supports dual voltage operation compatible with 1.8 V and 3.3 V systems.

Oscillators Applications

• High-speed data communication interfaces requiring precise timing references
• Industrial control systems operating in extended temperature environments
• Embedded computing platforms utilizing CMOS logic families

Oscillators Procurement Notes

Verify the complete part number including the specific frequency suffix to ensure correct oscillation parameters. Confirm that the required frequency stability of ±50 ppm meets system jitter requirements. Check that the 7x5 mm package dimensions fit the designated PCB footprint. Ensure the supply voltage range aligns with the target circuit design.

Oscillators Selection Notes

Select this model when a 121.19 MHz CMOS output is required for high-reliability applications. Consider the ±50 ppm stability specification against system tolerance limits. Evaluate the 1.62 V to 3.63 V operating range for compatibility with existing power rails. Assess the need for standby functionality to manage thermal and power constraints.

Oscillators Part Context

This component belongs to the SG-8018CA series of standard oscillators from Epson Timing. The series is characterized by low phase noise and high reliability for demanding electronic applications. The TJHSA0 suffix indicates specific packaging and pin configuration details consistent with the broader family specifications.

Oscillators Replacement Considerations

Direct substitutes must match the 121.19 MHz frequency, CMOS output type, and 7x5 mm package. Verify equivalent ±50 ppm stability and voltage compatibility before integration.