The ZL40272 is 3x12 HCSL/LVDS/LVPECL clock fanout buffer with ultra-low additive jitter of 24fs capable of operating at frequencies up to 1.5 GHz. Using the 12 output ZL40272 and utilizing the individual output pins or I2C interface, you can create hot-swappable PCIe clocktrees. Applications include PCI Express generation 1/2/3/4/5/6/7 clock distribution, Intel QPI and UPI distribution, Servers, storage and data centers, switches and routers.