SG7050EBN 114.285000M-CJGA3

Oscillators are special electronic components that play an important role in many types of circuits. One such oscillator is the SG7050EBN 114.285000M-CJGA3. It is a voltage-controlled oscillator (VCO) IC, which is widely used in systems with demanding frequency stability requirements and can be tailored to various frequencies under varying conditions. This article will focus on its application field and working principle.

Application Field

The SG7050EBN 114.285000M-CJGA3 is an ideal choice for applications requiring high frequency stability and variability. It operates in a temperature range of -20 °C to +85 °C and can be used with frequencies from 17 MHz up to 1100 MHz. It is highly suitable for a wide range of applications, such as signal generators, frequency synthesizers, narrowband transceivers, handheld systems, and other high-speed digital communication systems.

Working Principle

The SG7050EBN 114.285000M-CJGA3 uses an externally applied voltage to control the oscillation frequency. The voltage is applied to the VCO via an external resistor divider network. The external resistor divider network is used to adjust the oscillation frequency. The voltage is then amplified by a differential amplifier stage and is input into voltage-controlled differential pair (VCD) stage from which the oscillation frequency is generated. The frequency of oscillation is then driven through an LC filter which sets the more precise frequency that is output from the oscillator.

The SG7050EBN 114.285000M-CJGA3 operates on a supply voltage of 3.3V and is characterized with power consumption of 7.5mA with a typical phase noise figure of -93 dBc/Hz offset from 2kHz to 40MHz when using a 10MHz clock.

Conclusion

The SG7050EBN 114.285000M-CJGA3 is a great choice for applications requiring high frequency stability and variability over a wide range of temperatures. It provides an easy and efficient way to control the oscillation frequency and sets precise frequency outputs. With its low power consumption and exceptional phase noise figure, the SG7050EBN 114.285000M-CJGA3 is an excellent oscillator suitable for a variety of applications.