Fursat - CMOS Battery - Motherboards include a small separate block of memory made from CMOS RAM chips which are kept alive by a battery (known as a CMOS battery) even when
NEC Corporation - UPD449C - IC, memory. Static CMOS Ram 2,048 x 8-Bit.
Solved Figure 1 shows the design of a 6116 static CMOS RAM | Chegg.com
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