发明名称 |
SEMICONDUCTOR DEVICE AND OPERATING METHOD THEREOF |
摘要 |
The semiconductor device includes a CAM block including a plurality of vertical strings having a perpendicular configuration with respect to a semiconductor substrate, wherein each of the plurality of vertical strings is electrically coupled to a plurality of word lines and each of the plurality of word lines is electrically coupled to a plurality of CAM cells, a peripheral circuit configured to program CAM cells selected from the plurality of CAM cells, and a control circuit configured to issue at least one command to the peripheral circuit to simultaneously apply a program voltage to an nth word line, an n−1th word line and an n+1th word line to simultaneously program CAM cells electrically coupled to the n−1th word line, the nth word line and the n+1th word line, wherein the n−1th word line and an n+1th word line are adjacent to the nth word line and the selected CAM cells are electrically coupled to the nth word line. |
申请公布号 |
US2015235702(A1) |
申请公布日期 |
2015.08.20 |
申请号 |
US201414331444 |
申请日期 |
2014.07.15 |
申请人 |
SK hynix Inc. |
发明人 |
MUN Kyung Sik;LEE Hee Youl;KIM Se Jun |
分类号 |
G11C15/04 |
主分类号 |
G11C15/04 |
代理机构 |
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代理人 |
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主权项 |
1. A semiconductor device, comprising:
a CAM block including a plurality of vertical strings having a perpendicular configuration with respect to a semiconductor substrate, wherein each of the plurality of vertical strings is electrically coupled to a plurality of word lines and each of the plurality of word lines is electrically coupled to a plurality of CAM cells; a peripheral circuit configured to program CAM cells selected from the plurality of CAM cells; and a control circuit configured to control the peripheral circuit to simultaneously apply a program voltage to an nth word line, an n−1th word line and an n+1th word line to simultaneously program the CAM cells electrically coupled to the n−1th word line, the nth word line and the n+1th word line, wherein the n−1th word line and the n+1th are adjacent to the nth word line and the selected CAM cells are electrically coupled to the nth word line. |
地址 |
Icheon-si Gyeonggi-do KR |