PCI Express (PCIe) 1 : 19 Fanout/Zero-Delay Buffer Si53119
The Si53119 is a 1 : 19 PCIe Fanout/Zero-Delay Buffer, that meets all of the performance requirements of the Intel DB1900Z specification. The device is optimized for distributing 19 reference clocks for Intel® QuickPath Interconnect (Intel QPI), PCIe Gen 1/Gen 2/ Gen 3, SAS, SATA, and Intel Scalable Memory Interconnect (Intel SMI) applications. The VCO of the device is optimized to support 100 MHz and 133 MHz operation. Each differential output can be enabled through I2C for maximum flexibility and power savings.