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CAS

1. Short for Column Address Select or Column Access Strobe, CAS is a signal that your CPU or other hardware device such as a video card sends to the RAM. The signal contains information about where to locate the data in a column in the computer RAM.

2. The CAS latency or CL is the time it takes for the memory controller in a computer or other hardware device to send a request for access to a column of memory and the memory to return a response.

Also see: Memory definitions, Processor definitions, RAS

 

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