SIT3821AC-1B-25NH

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Programmable oscillators are well known for their versatility, accuracy and stability. They are used in applications that require an adjustable and repeatable signal, such as analog-to-digital conversion, frequency-division, signal generation and modulation. The SIT3821AC-1B-25NH is a programmable oscillator possessing all the features and benefits of a conventional programmable oscillator. It is designed to provide a reliable and accurate signal in a variety of demanding applications.

Features of SIT3821AC-1B-25NH

• High Performance: The SIT3821AC-1B-25NH offers a wide operating frequency range from 10 kHz to 25 MHz, with a maximum frequency stability of +/-0.2% over the operating temperature range.
• High Accuracy: The SIT3821AC-1B-25NH has a high frequency accuracy of +/-1.95 Hz over the operating temperature range.
• Low Jitter: The SIT3821AC-1B-25NH provides low jitter performance, with a maximum cycle-to-cycle jitter of 18 ps.
• Low Power Consumption: The operating voltage of the SIT3821AC-1B-25NH is 3.3V, and it supports low power consumption of 20mW.
• Wide Operating Voltage and Temperature Range: The SIT3821AC-1B-25NH operates over a wide voltage range of 3.3V to 5.5V, and a temperature range of -55°C to +85°C.

Applications

The SIT3821AC-1B-25NH is ideally suited for a wide range of demanding applications. It is used in industrial controllers, medical equipment, security systems, and broadcast/telecommunications systems. It is also used in wireless communication systems and data acquisition systems. The SIT3821AC-1B-25NH is especially useful in applications requiring high accuracy and stability due to its low power consumption, wide operating voltage and temperature range, and integrated low jitter.

Working Principle

The SIT3821AC-1B-25NH is a programmable oscillator with an integrated voltage-controlled oscillator (VCO) and an adjustable frequency divider. It can be programmed with an external digital interface such as I2C or SPI, with the output frequency adjusted according to the input data. The program can be stored in the oscillator\'s non-volatile memory so that the frequency is automatically configured each time it is powered up.

The SIT3821AC-1B-25NH uses a voltage-controlled oscillator (VCO) to generate a frequency output that is proportional to the input voltage. The frequency of the output can then be changed by changing the VCO control voltage. The SIT3821AC-1B-25NH also includes a built-in frequency divider for better frequency control. The frequency output is divided by the divider, and the final output is then determined by the divider ratio.

The SIT3821AC-1B-25NH also includes an optional pull-on circuit, which allows the frequency to be adjusted within a specified range. This feature is useful in applications where the signal needs to be adjusted over a narrow frequency range.

Conclusion

The SIT3821AC-1B-25NH is an advanced programmable oscillator which offers exceptional performance in a variety of demanding applications. It has a wide operating frequency range, accurate frequency measurement, low power consumption, and low jitter. The SIT3821AC-1B-25NH is a reliable and accurate signal source, and is designed to meet the needs of a variety of applications.

The specific data is subject to PDF, and the above content is for reference