It's a electronic part of the 8-SOIC (0.154, 3.90mm Width) package. A Tape & Reel (TR) is used to package it. Normal operation is limited to 27MHz. In this case, it will be mounted by Surface Mount. This electronic part is classified as Fanout Buffer (Distribution). When the temperature is set to -40°C~85°C, reliable performance is ensured. 2.375V~5.25V V power should work with it. As a result, it produces Clock. Basically, it belongs to the same family as the ICS556-04.
ICS556M-04IT Features
The operating temperature of -40°C~85°C degrees
ICS556M-04IT Applications
There are a lot of Renesas Electronics America Inc. ICS556M-04IT Clock Buffers & Drivers applications.