Patent ID: 11881243
Assignee: SK HYNIX INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H  Y | IPC G  H

Claim 3:
4. The semiconductor device of claim 1, wherein each of the one or more unit operation circuits includes:
a digital-to-analog converter configured to convert corresponding second multi-bit data into an input voltage;
a selection circuit configured to provide one of the input voltage and a ground voltage to a first terminal of a unit capacitor included therein according to a selection signal;
a logic circuit configured to generate the selection signal according to a corresponding bit line voltage and a first switching signal;
a first switch configured to couple a second terminal of the unit capacitor to the accumulation capacitor according to a second switching signal; and
a second switch configured to couple the second terminal of the unit capacitor according to a third switching signal.