There is a case available for the cut smart buffer in QFN. For normal operation, 2.5GHz is the maximum value. It has been positioned in the way of Surface Mount. The clock switch operates at a minimum working temperature of -40°C in order to maintain reliability. It is possible to achieve stable operation by setting the maximum operating temperature to 85°C.
ICS8S89875AKILF Features
ICS8S89875AKILF Applications
There are a lot of Integrated Device Technology (IDT) ICS8S89875AKILF Clock Buffers & Drivers applications.