发明名称 |
Output buffer circuit for semiconductor memory devices |
摘要 |
Disclosed is an output signal buffer circuit of semiconductor memory devices comprises: a plurality of buffer groups each comprising a plurality of output buffers grouped into unit group, in which each output buffer comprises a pull up transistor and a pull down transistor connected between a power supply voltage and ground in series; driving means for sequentially driving respective buffer groups according to internal control signals; and control signal generating means for producing the internal control signals for sequentially driving said buffer groups to said driving means in accordance with an external control signal.
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申请公布号 |
US5929669(A) |
申请公布日期 |
1999.07.27 |
申请号 |
US19970998910 |
申请日期 |
1997.12.29 |
申请人 |
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. |
发明人 |
KIM, JAE-HYEOUNG |
分类号 |
H03K19/003;H03K19/0185;(IPC1-7):H03K19/017 |
主分类号 |
H03K19/003 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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