DIFFERENTIAL TYPE LEVEL SHIFTER
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United States of America Patent
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Issued Date -
Jan 13, 2011
app pub date -
Jul 10, 2009
filing date -
Jul 10, 2009
priority date (Note) -
Abandoned
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Abstract
This patent discloses a differential type level shifter, comprising: a differential pair of transistors, having a pair of gate terminals, a pair of drain terminals and a common source terminal, with the pair of gate terminals coupled to a first clock signal and a second clock signal; a current source, coupled between the common source terminal and a reference ground, used to provide a bias current; and a pair of loading resistors, having a common end and a pair of output ends, with the common end coupled to a power line, the pair of output ends coupled to the pair of drain terminals; wherein the pair of drain terminals are used to generate a set signal and a reset signal in response to the first clock signal and the second clock signal.
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