ICS570AT

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ICS570AT is a family of programmable clock synthesizers created by IDT (Integrated Device Technology, Inc). It is a high-performance clock solution targeting applications that require low jitter, low power, and small-form-factor packaging. This device is suitable for applications such as high-speed switching, HSDPA mobile broadband, high-speed routers, gigabit Ethernet, and other high-speed interfaces.

The ICS570AT requires one supply voltage of either 3.3V or 2.5V to operate. It has integrated high-performance logic functions and can produce an output frequency range of 300 MHz to 620 MHz. The device offers four independent on-chip selectable clock sources and five different power configurations. It also supports programmable output drive strength and features differential and single-ended outputs.

The main feature of ICS570AT is its programmability. The device integrates two internal microcontrollers for both configuration and monitoring. This makes it possible for the user to configure the frequency, power levels, and other parameters using a standard software interface. The device also includes several programmable output dividers to provide precise output frequencies. These dividers are all individually programmable, so users can select the desired output frequency with an accuracy of 0.1 ppm.

The working principle of ICS570AT is based on the use of phase-locked loops (PLLs) to generate precise output frequencies from input sources that are free-running or oscillatory in nature. The device contains an internal phase frequency detector (PFD), which compares the phase and frequency of the reference clock to the internally generated clock frequency. The PFD controls the divider, adjusting it to produce an output frequency that matches the reference clock. This functionality allows the device to synthesize precise output frequencies and achieve low jitter and improved phase noise performance.

The ICS570AT is versatile and can be used in a wide variety of applications. In the telecommunications industry, the device is suitable for use in high-speed switching, HSDPA mobile broadband, high-speed routers, and gigabit ethernet applications. The device is also suitable for applications in automotive, industrial, and aerospace as well as medical and consumer market segments.

In summary, ICS570AT is a highly integrated and programmable clock solution for high-performance systems. It provides the flexibility, low power consumption, and low jitter needed for a wide range of applications. The integrated phase-locked loops and dividers provide a precise and accurate output frequency, making the ICS570AT a great solution for applications where reliability and accuracy are important.

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