SIT9005ACB2G-18DE

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Programmable oscillators are an important component in the manufacture of electronic devices, as they are used to provide a precise and stable frequency to the device. The SIT9005ACB2G-18DE is one such oscillator which has been specifically designed for use in demanding applications.

The SIT9005ACB2G-18DE is manufactured using advanced CMOS technology and is designed to provide a stable output frequency of 18GHz from a single device. It features a built-in frequency programmer and allows up to 20 bits of programming resolution. This allows the oscillator to be programmed to provide a precise, stable frequency output regardless of changes in the environment such as temperature, voltage or load.

The SIT9005ACB2G-18DE is suitable for a wide range of applications, including wireless communications, point-to-point wireless links, 3G/4G wireless systems, and land mobile radios. It can also be used in radar, navigation and avionics systems. The SIT9005ACB2G-18DE can be programmed to provide precise frequency control with a low noise floor and excellent phase noise performance. This makes the oscillator well suited for use in demanding applications where a precise and stable frequency is needed.

The working principle of the SIT9005ACB2G-18DE is based on injection locking. This is a process whereby an external signal is used to \'lock\' or \'synchronise\' the output of two or more oscillators, allowing them to run at the same frequency. Injection locking involves coupling an external signal from a master oscillator to a slave oscillator, which is then \'locked\' to the master oscillator and runs at the same frequency. The SIT9005ACB2G-18DE uses this process to provide a very stable output frequency of 18GHz.

In addition to the injection locking process, the SIT9005ACB2G-18DE also uses a fractional-N frequency synthesizer to ensure a stable output frequency. The fractional-N frequency synthesizer works by dividing a reference frequency by an integer and a fraction. This ensures that the output frequency is always stable and accurate, even if the reference frequency is not very stable.

The SIT9005ACB2G-18DE is designed to operate from a single 3.3V power supply and it is capable of driving up to 8mA of current into a 50 Ohm load. It is also capable of delivering up to 10dBm of power into the 50 Ohm load. The oscillator also features pullable frequency range from12GHz to 19GHz, making it ideal for applications requiring a wide range of frequencies.

In conclusion, the SIT9005ACB2G-18DE is a highly stable and precise programmable oscillator which is suitable for a wide range of applications. It features a built-in frequency programmer and uses the injection locking process, in conjunction with a fractional-N frequency synthesizer, to ensure a stable output frequency of 18GHz. Furthermore, the oscillator is capable of delivering up to 10dBm of power and features a wide range of pullable frequencies, making it an ideal choice for demanding applications.

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