公开(公告)号：US08817519B2

公开(公告)日：2014-08-26

申请号：US13672408

申请日：2012-11-08

Applicant: SK hynix Inc.

Inventor： Jeongsu Jeong ,  Youncheul Kim ,  Hyunsu Yoon ,  Yonggu Kang ,  Igsoo Kwon ,  Yeonuk Kim

IPC: G11C17/12 ,  G11C17/16 ,  G11C8/08 ,  G11C5/14

CPC classification number: G11C17/16 ,  G11C5/148 ,  G11C8/08 ,  G11C17/18

Abstract: An integrated circuit includes a high voltage generator generating a high voltage, a negative voltage generator generating a negative voltage, a divided voltage generator generating a divided voltage by dividing the power source voltage and supplying it to a read voltage terminal, a first power gate supplying the high voltage or the divided voltage to a program voltage terminal, a second power gate supplying the negative voltage or the ground voltage to a deactivation voltage terminal, a third power gate supplying the ground voltage or the divided voltage to an activation voltage terminal, and an e-fuse array circuit operating using voltage of the program voltage terminal as a program voltage, voltage of the divided voltage terminal as a read voltage, voltage of the activation voltage terminal as an activation voltage, and voltage of the deactivation voltage terminal as a deactivation voltage.

Abstract translation: 集成电路包括产生高电压的高压发生器，产生负电压的负电压发生器，分压电压发生器，通过分压电源电压产生分压，并将其提供给读电压端;第一供电电源 向编程电压端子施加高电压或分压，向停用电压端子提供负电压或接地电压的第二电源栅极，将接地电压或分压电压提供给激活电压端子的第三电源栅极，以及 使用编程电压端子的电压作为编程电压工作的电熔丝阵列电路，作为读取电压的分压电压端子的电压，作为激活电压的激活电压端子的电压，以及去激活电压端子的电压为 去激活电压。

公开(公告)号：US08879298B2

公开(公告)日：2014-11-04

申请号：US13672299

申请日：2012-11-08

Applicant: SK hynix Inc.

Inventor： Igsoo Kwon ,  Yeonuk Kim ,  Youncheul Kim

IPC: G11C17/00

CPC classification number: G11C17/16 ,  G11C17/18

Abstract: An e-fuse array circuit includes a high voltage pumping unit configured to generate a high voltage by pumping a power source voltage, a negative voltage pumping unit configured to generate a negative voltage by pumping a ground voltage, a program/read line supplied with the high voltage when a program operation is activated, a read voltage, which is lower than the high voltage, when a read operation is activated, or the negative voltage when deactivated, a row line supplied with the ground voltage when the row line is activated or the negative voltage when the row line is deactivated, an e-fuse device supplied with voltage of the program/read line, a switch device controlled by the row line and configured to electrically connect the e-fuse device with a column line, and a column circuit configured to supply the negative voltage to the column line when the column line is activated.

Abstract translation: 电子熔丝阵列电路包括被配置为通过泵浦电源电压产生高电压的高电压抽运单元，被配置为通过泵送接地电压产生负电压的负电压抽运单元，提供有电源电压的程序/读取线 当激活读取操作时，当程序操作被激活时的高电压，低于高电压的读取电压，当被禁用时为负电压，当行线被激活时提供接地电压的行线，或者 当行线被去激活时的负电压，被提供有程序/读取线的电压的电熔丝装置，由行线控制并被配置为将电熔丝装置与列线电连接的开关装置，以及 列电路被配置为当列线被激活时将负电压提供给列线。