CY2308SXC-3

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CY2308SXC-3 is a Clock Generator, PLL, and Frequency Synthesizer from Cypress Semiconductor. It is designed for applications such as signal sequencing, frequency hopping, and clock distribution. The CY2308SXC-3 is configurable through its 2-wire serial bus, and comes with an on board crystal oscillator and optional reference input. The device offers many features that enable low cost, low jitter clock generation and reliable clocking.

The CY2308SXC-3 is suitable for the generation of both low jitter clocks and high frequency clocks for high-speed data link applications, such as Serial ATA, PCIe, SAS, and Ethernet. In addition, the device is designed with flexibility in mind and can be used to generate multiple frequencies as well as to generate and distribute pulses/interrupts. The device\'s integrated phase lock loop (PLL) is capable of generating clock frequencies up to 400MHz while consuming minimal power.

The working principle behind the CY2308SXC-3 is the generation of a high-performance clock signal using a reference input and the device\'s internal PLL. The reference input can be an on-board crystal oscillator or an external reference. The reference input is a signal that is used to program the PLL in the device to generate a low-jitter clock signal. This reference clock is then used to set the frequency and phase of the output clock from the PLL. The PLL is then monitored, and if the reference clock is lost, the PLL will lock onto a backup clock signal. This ensures that the device maintains a low-jitter clock signal output.

The CY2308SXC-3 also features an integrated on-board timer, which can be used to generate one-time pulses and periodic interrupts on the device\'s output signals. This timer also offers a watchdog timer, which can be used to detect a fault condition and reset the device. The device also has an adjustable duty cycle and output polarity, allowing the user to optimize their application by controlling the duty cycle of the output clock signal. Finally, the device can be configured through its integrated 2-wire serial bus.

The CY2308SXC-3 offers many advantages to applications that require low jitter clock signals, precision timing, and reliable clocking. It is highly configurable, allowing users to tailor the clocking requirements to their applications. The device features an on-board crystal oscillator and optional reference input, making it ideal for signal sequencing, frequency hopping, and clock distribution applications. In addition, it integrates a phase-locked loop for generating high-frequency clocks, and a timer for generating one-time pulses and periodic interrupts. All of these features make the CY2308SXC-3 a powerful and cost-effective solution for many demanding clocking applications.

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