ICS93789DF

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The ICS93789DF is a microprocessor-compatible clock generator. It can generate up to four clock frequencies that are independent of each other and have different output, enabling it to be used in a variety of applications and settings.The ICS93789DF includes a low noise clock generator and low jitter PLL circuits that are compliant with the PCI Express, RapidIO and GDDR standards. It can be used to provide the clocks for a single-chip microcontroller, system-on-chip, or multiple high-speed peripheral devices in a variety of applications. This clock generator is designed to provide precise and reliable clocks for applications that require precise timing between various components.

The ICS93789DF application field includes digital audio/video, networking, telecommunications and general embedded systems. In addition to precision timing, it is also suitable for power requirements, high speed synchronous memory, computer network fabrics, and many other applications. The ICS93789 DF can support a variety of output formats including LVDS, LVCMOS, HCSL and HCSL-ECL, which allows it to be used in a variety of high speed applications. Additionally, the ICS93789DF can support multiple chip architectures, making it applicable to many different processor and system designs.

The working principle of the ICS93789DF is based on a PLL circuit. This includes a reference clock oscillator, feedback circuitry, voltage control circuitry and a phase-locked loop that controls the output frequency. The PLL circuit is used to generate a reference clock signal, which is then converted to a output clock signal that is synchronized with the reference clock. The output clock frequency is determined by the amount of feedback and the amount of voltage applied to the PLL circuit. The PLL circuit is designed to ensure that the output clock frequency is accurately and precisely matched to the reference clock frequency. This ensures that all components are operating in synchronization.

The ICS93789DF also includes on-chip power management functions such as power down mode, dynamic power scaling and clock gating. These features allow the device to be used in systems that have varying power requirements and can help reduce overall system power consumption. The ICS93789DF also includes an adjustable output slew rate setting that allows the user to adjust the rate of switching of the output clock, thereby providing a greater degree of control over system noise and output timing jitter.

In summary, the ICS93789DF is a microprocessor-compatible clock generator that is suitable for a variety of applications, especially those that require precise timing between components. It can generate up to four clock frequencies that are independent of each other and have different output, enabling it to be used in applications such as digital audio/video, networking, telecommunications, and general embedded systems. It also includes on-chip power management functions and an adjustable output slew rate setting, allowing the user to control system power consumption and timing jitter. The PLL circuit used by the ICS93789DF is designed to generate a reference clock signal, which is then converted to a output clock signal that is synchronized with the reference clock, ensuring that components are operating in synchronization.

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