It's a electronic part of the TSSOP package. The maximum value for normal operation is 3GHz. It is placed in the way of Surface Mount. To maintain reliability, it operates at a minimum working temperature of -40°C degrees Celsius. Stable operation is enabled by the maximum operating temperature of 85°C.
ICS853S057AGILF Features
ICS853S057AGILF Applications
There are a lot of Integrated Device Technology (IDT) ICS853S057AGILF Clock Buffers & Drivers applications.