4 ms·
Yes, but that's different. A simple capacitor does not require an external power supply to store the state, but the state decays in time. A flip-flop requires
by Florin_Andrei 7y ago
Yes, but that's different.
A simple capacitor does not require an external power supply to store the state, but the state decays in time.
A flip-flop requires an external supply to store the state, but the state is stable indefinitely.
- Taniwha 7y agobut a well designed CMOS based flip-flop (no resistors) has virtually no leakage current while the sense operation for refreshing DRAM uses a lot