what suffix or prefix stands for ICs 556, 4013, 3525

[ch wazir]

i picked a circuit diagram from ur forum regarding full bridge inverter using ICs 556, 4013 and 3525 but when i search the same from some datasheet webs they ask for the starting prefix/suffix. please help to provide the complete number. thanks

 

[yadavvlsi]

They species manufacturer, IC technology, logic family, operating temperature range etc..
NXP Semiconductors - ICs [Products - Naming Conventions]
**broken link removed**
4000 series - Wikipedia, the free encyclopedia
7400 series - Wikipedia, the free encyclopedia
CD4013 datasheet pdf datenblatt - National Semiconductor - Dual D Flip-Flop ::: ALLDATASHEET :::

 

[keith1200rs]

It is a bit old, but this site allows you to find things even if yuo don't know the prefix:

**broken link removed**

Keith.

 

[ark5230]

This table gives a feel of how these pre and post fix are used to distinguish the finer details or classification of components