发明名称 |
VOLTAGE LEVEL SHIFT CIRCUIT FOR MULTIPLE VOLTAGE INTEGRATED CIRCUITS |
摘要 |
An over-driver, voltage level shift circuit for use with multiple voltage integrated circuits. The voltage level shift circuit includes a first pair of PMOS transistors, a second pair PMOS transistors and a third pair of PMOS transistors using a high supply voltage source VDDH and a low supply voltage source to voltage level shift input signals having a first voltage operating range to an output signal having a second voltage operating range higher then the first voltage operating range. Some embodiments include a fourth set of transistors and a fifth set of transistors to receive a medium supply voltage source VDDM between the high supply voltage source VDDH and a low supply voltage source and another set of input signals operating a voltage operating range different than the first operating range. The voltage level shift circuit selectably switches between a plurality of different voltage operating ranges for the second voltage operating range. |
申请公布号 |
US2014132329(A1) |
申请公布日期 |
2014.05.15 |
申请号 |
US201313905328 |
申请日期 |
2013.05.30 |
申请人 |
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD. |
发明人 |
LI BRIGHT;CHEN YU-REN;MENG QINGCHAO |
分类号 |
H03L5/00 |
主分类号 |
H03L5/00 |
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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