It is package in 56-VFQFN Exposed Pad case. A Tray is used to package it. It is recommended that the maximum value for normal operation is 1.035GHz. As far as I can tell, it is mounted by Surface Mount. This electronic part is classified as Fanout Buffer (Distribution), Divider, Multiplexer. Setting the temperature to -40°C~85°C will ensure reliable performance. With a 1.71V~3.465VV power source, it should work. As a result, it produces CML, CMOS, HCSL, HSTL, LVDS, LVPECL, SSTL. Electronic components of the SmartBuffer? series are included in this package.
ZL40253LDG1 Features
The operating temperature of -40°C~85°C degrees
ZL40253LDG1 Applications
There are a lot of Microchip Technology ZL40253LDG1 Clock Buffers & Drivers applications.