IP & T Group LLP
Memory device and method of operating the same
A memory device and method of operating the same. A memory device includes a memory block, a peripheral circuit, and a program operation controller. The memory block includes a first sub block connected to a first drain select line and a first source select line, and a second sub block connected to a second drain select line and a second source select line, and each of the first sub block and the second sub block is connected to a plurality of word lines and a common source line. The program operation controller controls the peripheral circuit to transfer a precharge voltage to the channel region through the common source line or a plurality of bit lines connected the memory block, and to apply a control voltage to the first and second source select lines at different time points or to apply the control voltage to the first and second drain select lines at different time points in the step of precharging the channel region.
SK hynix Inc.
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Hyung Jin Gwi Han Sung Hun Jae Hyeon
Choi Ko Kim Shin