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SwitchingCharacteristics
SwitchingCharacteristics
SN74AVC2T45
双-bitdual-supplybustransceiver
withconfigurablevoltagetranslationand3-stateoutputs
SCES531F–DECEMBER2003–REVISEDMAY2005
overrecommendedoperatingfree-airtemperaturerange,v
CCA
=1.2v(看Figure11)
V
CCB
=1.2vv
CCB
=1.5vv
CCB
=1.8vv
CCB
=2.5vv
CCB
=3.3v
FROMTO
PARAMETERUNIT
(输入)(输出)
TYPTYPTYPTYPTYP
t
PLH
3.12.62.42.22.2
ABns
t
PHL
3.12.62.42.22.2
t
PLH
3.43.132.92.9
BAns
t
PHL
3.43.132.92.9
t
PHZ
5.25.25.154.8
DIRAns
t
PLZ
5.25.25.154.8
t
PHZ
543.82.83.2
DIRBns
t
PLZ
543.82.83.2
t
PZH
(1)
8.47.16.85.76.1
DIRAns
t
PZL
(1)
8.47.16.85.76.1
t
PZH
(1)
8.37.87.57.27
DIRBns
t
PZL
(1)
8.37.87.57.27
(1)theenabletimeisacalculatedvalue,derivedusingtheformulashowninthe
enabletimes
部分.
overrecommendedoperatingfree-airtemperaturerange,v
CCA
=1.5v
±
0.1v(看Figure11)
V
CCB
=1.5vv
CCB
=1.8vv
CCB
=2.5vv
CCB
=3.3v
V
CCB
=1.2v
FROMTO
±
0.1v
±
0.15v
±
0.2v
±
0.3v
PARAMETERUNIT
(输入)(输出)
TYPMINMAXMINMAXMINMAXMINMAX
t
PLH
2.80.75.40.54.60.43.70.33.5
ABns
t
PHL
2.80.75.40.54.60.43.70.33.5
t
PLH
2.70.85.40.75.20.64.90.54.7
BAns
t
PHL
2.70.85.40.75.20.64.90.54.7
t
PHZ
3.91.38.51.37.81.17.71.47.6
DIRAns
t
PLZ
3.91.38.51.37.81.17.71.47.6
t
PHZ
4.71.171.46.91.26.91.77.1
DIRBns
t
PLZ
4.71.171.46.91.26.91.77.1
t
PZH
(1)
7.412.412.111.811.8
DIRAns
t
PZL
(1)
7.412.412.111.811.8
t
PZH
(1)
6.713.911.69.17.8
DIRBns
t
PZL
(1)
6.713.911.69.17.8
(1)theenabletimeisacalculatedvalue,derivedusingtheformulashowninthe
enabletimes
部分.
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