SG-8101CE 124.7990M-TCHPA0

Oscillators Overview

The SG-8101CE 124.7990M-TCHPA0 is a standard CMOS clock oscillator manufactured by Epson, operating at a frequency of 124.799 MHz. It supports supply voltages ranging from 1.8V to 3.3V and features a ±20ppm frequency stability. The device includes an enable/disable control function and operates within a temperature range of -40°C to +105°C. It utilizes a 4-SMD, no-lead package with dimensions of 3.20mm x 2.50mm.

Oscillators Feature Summary

• CMOS output signal for digital logic compatibility
• Enable/Disable control pin for power management
• Wide operating temperature range for industrial environments

Oscillators Applications

• High-speed data communication interfaces
• Network equipment clocking
• Industrial control systems

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 4-SMD no-lead package footprint matches the PCB layout specifications. Ensure the supply voltage range aligns with the system's power rails. Check for RoHS compliance status if required by environmental regulations. Validate the enable/disable functionality integration with the host controller.

Oscillators Selection Notes

Select this component when a precise 124.799 MHz reference is required with low phase noise characteristics. Consider the ±20ppm stability for applications sensitive to frequency drift. The wide temperature range makes it suitable for harsh environments. Evaluate the power consumption in active and standby modes relative to system efficiency goals. Ensure the CMOS output swing is compatible with downstream logic levels.

Oscillators Part Context

This part belongs to the SG-8101 series of standard oscillators from Epson Timing. The series offers various frequencies and packages, providing flexibility for different timing needs. The SG-8101CE variant specifically denotes the CMOS output type and the CE suffix indicates the specific package and pin configuration. This family is designed for general-purpose clocking in consumer, industrial, and automotive electronics.

Oscillators Replacement Considerations

Direct substitutes may include other 124.799 MHz CMOS oscillators from manufacturers like SiTime or TXC, provided they match the package size and electrical specifications. Verify pin-to-pin compatibility and thermal performance. Cross-reference the enable/disable logic polarity to ensure functional equivalence.