SG-9101CG-D40SGAAA

Overview

The SG-9101CG-D40SGAAA is a programmable spread spectrum crystal oscillator (SSXO) manufactured by EPSON. It features CMOS output and operates within a supply voltage range of 1.62V to 3.63V. The device supports a frequency range from 670 kHz to 170 MHz and incorporates downward spread spectrum modulation with a bandwidth of -4.00%. It includes a standby function with a maximum disabled current of 3.7 mA. The component is housed in a 4-SMD, no lead package measuring 2.50mm x 2.00mm x 0.80mm. It functions within an operating temperature range of -40°C to 105°C.

Feature Summary

• Integrates spread spectrum technology to reduce electromagnetic interference by modulating clock frequencies.
• Supports user-defined programming for specific frequency requirements using dedicated tools.
• Includes a standby mode to minimize power consumption during inactive periods.

Applications

• Automotive electronic control units requiring precise clock synchronization.
• Computer motherboards and peripheral devices needing EMI reduction.
• Communication equipment utilizing frequency synthesis.

Procurement Notes

Verify the exact frequency requirement before ordering, as this model requires programming. Confirm that the application circuit supports the specified 1.62V to 3.63V supply range. Ensure the PCB layout accommodates the 4-SMD no-lead package dimensions. Check for RoHS3 compliance if required by regional regulations. Consult official documentation for programming procedures and timing specifications.

Selection Notes

Choose this component when active EMI suppression is critical for system compliance. Select this model if design flexibility allows for post-manufacturing frequency programming. Consider the wide operating temperature range for industrial or automotive environments. Evaluate the low standby current for battery-powered or energy-efficient applications. Verify compatibility with existing CMOS logic levels in the target circuit.

Part Context

This part belongs to the SG-9101CG series of programmable spread spectrum crystal oscillators. The series is designed to offer easy programmability for various frequencies while providing spread spectrum capabilities. It represents a solution for designers seeking to mitigate electromagnetic interference without compromising clock signal integrity. The series supports multiple package sizes and modulation types.

Replacement Considerations

Direct replacements must match the 4-SMD no-lead package and CMOS output type. Verify that any substitute supports the same 1.62V to 3.63V voltage range and -40°C to 105°C temperature range. Ensure the alternative component offers comparable spread spectrum functionality if EMI reduction is required. Confirm frequency programmability options align with project needs.

FAQ

What type of spread spectrum modulation does this oscillator support?

The SG-9101CG-D40SGAAA supports downward spread spectrum modulation with a bandwidth of -4.00%.

How is the frequency of this oscillator determined?

The frequency is programmable by the user, typically requiring a programming tool such as SG-Writer II to set the desired output frequency within the 670 kHz to 170 MHz range.