There is a case available for the cut smart buffer in 20-SOIC (0.295, 7.50mm Width). It is packaged as a Tape & Reel (TR). As a rule, the maximum value for normal operation is 1GHz. As you can see, it is mounted by Surface Mount. This electronic part is classified as Fanout Buffer (Distribution), Multiplexer. Temperature -40°C~85°C is recommended for reliable performance. The clock switch should operate with a voltage of 2.375V~3.8VV. The output of it is PECL. As a member of the PCKEL14 family, it falls under that category.
PCKEL14D,118 Features
The operating temperature of -40°C~85°C degrees
PCKEL14D,118 Applications
There are a lot of NXP USA Inc. PCKEL14D,118 Clock Buffers & Drivers applications.