SIT3822AC-1C-33NH

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Programmable Oscillators

Programmable Oscillators are devices that enable the user to configure various parameters for the desired frequency and output waveform. The SIT3822AC-1C-33NH Programmable Oscillator is a hybrid oscillator. It is an intermixed construction of a quartz crystal oscillator and an integrated circuit configured by the same custom design. The oscillator incorporates a quartz crystal for frequency stability and an integrated circuit for user adjustable configuration.

Application Field and Working Principle

The SIT3822AC-1C-33NH Programmable Oscillator is applicable in telecom, instrument communication, data transmission, and a variety of industrial applications. In terms of reliability, it provides excellent immunity to external disturbances and temperature impacts. Its working principle relies on the crystal oscillator component and integrated circuit component. The quartz crystal component works like a voltage controlled oscillator to generate a signal with a fixed frequency, while the integrated circuit component helps fine-tune the frequency and configure the output waveform. By connecting the input signal to the Programmable Oscillator, users can effectively adjust the frequency and configure various output waveforms.

Benefits of the SIT3822AC-1C-33NH Programmable Oscillator

The SIT3822AC-1C-33NH oscillator provides a number of benefits, such as:

• Frequency adjustment capability up to 4 kHz.
• CMOS and TTL compatible output.
• Flexible control input.
• Programmable sidebands phase difference for dual-channel products.
• Operating temperature range from -10˚C to 70˚C.
• Overall frequency accuracy of ±0.5 ppm.

Configuration and Performance

The SIT3822AC-1C-33NH Programmable Oscillator offers users an extensive configuration flexibility. This device can be configured for various applications via control input signals and voltage level changes. The input signal is used to alter the output frequency of the oscillator and the voltage level change is used to select the desired operating mode. Depending on the input signal, the oscillator can be set to operate in single sideband, dual sideband, or modulation modes. The oscillator also features a wide frequency range (from 60 Hz to 48 kHz), which adds to its usability.

The SIT3822AC-1C-33NH oscillator comes with a number of performance advantages, including:

• The ability to adjust output frequency over a wide range of ±1.43 kHz, while maintaining a stability of ±0.5 ppm.
• Integrated CMOS/TTL compatibility with a high/low output voltage level range of 2.4 to 5.5V.
• The ability to adjust rise and fall time of the output waveform for various applications.
• External control of the output frequency, allowing easy adjustment in the field without power cycle.
• Low power requirements.
• Excellent frequency stability over temperature.

Conclusion

In conclusion, the SIT3822AC-1C-33NH Programmable Oscillator is a versatile device that is well suited for a wide range of applications in the telecom, instrument communication, and data transmission markets. It offers an adjustable frequency up to 4 kHz, CMOS and TTL compatible outputs, easy control input, and programmable sidebands phase difference for dual-channel products. It also provides users with a wide ranging performance, including adjustable frequency ranges, low power requirements, external control of output frequency and excellent frequency stability over temperature.

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