The 557GI-05ALFT with Clock Generators & Support Products PCI-EXPRESS CLOCK SOURCE is a high-performance clock generator and support product from Renesas. It is designed to support PCI-Express applications and provides a clock rate of up to 5GHz output. The device provides a low jitter of less than 5ps, along with a Low PPM fast locking time for reliable performance. It also has the ability to adjust the frequency response up to 5% with a typical MEMS-based oscillator. Additionally, it also features a wide range of features such as integrated fan control, built-in load regulation, spread spectrum control, and more to ensure its reliable performance and operation. The device is capable of working with a wide variety of bus architectures such as PCIe 4.0, USB 2.0, USB 3.1, SATA, MIPI, and more. It also has an integrated temperature sensor with optional temperature detection to help ensure adaptive clock speed and temperature optimization.