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ElectricalCharacteristics
(1)(2)
SN74AVC2T45
双-bitdual-supplybustransceiver
withconfigurablevoltagetranslationand3-stateoutputs
SCES531F–DECEMBER2003–REVISEDMAY2005
overrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)
T
一个
=25
°
C–40
°
Cto85
°
C
PARAMETERTESTCONDITIONSV
CCA
V
CCB
单位
MINTYPMAXMINMAX
V
CCO
I
OH
=–100
µ
a1.2vto3.6v1.2vto3.6v
–0.2v
I
OH
=–3ma1.2v1.2v0.95
I
OH
=–6ma1.4v1.4v1.05
V
OH
V
I
=V
IH
V
I
OH
=–8ma1.65v1.65v1.2
I
OH
=–9ma2.3v2.3v1.75
I
OH
=–12ma3v3v2.3
I
OL
=100
µ
a1.2vto3.6v1.2vto3.6v0.2
I
OL
=3ma1.2v1.2v0.25
I
OL
=6ma1.4v1.4v0.35
V
OL
V
I
=V
IL
V
I
OL
=8ma1.65v1.65v0.45
I
OL
=9ma2.3v2.3v0.55
I
OL
=12ma3v3v0.7
DIR
I
I
V
I
=V
CCA
orgnd1.2vto3.6v1.2vto3.6v
±
0.025
±
0.25
±
1
µ
一个
输入
aport0v0to3.6v
±
0.1
±
1
±
5
I
止
V
I
orV
O
=0to3.6v
µ
一个
bport0to3.6v0v
±
0.1
±
1
±
5
AorB
I
OZ
V
O
=V
CCO
orgnd1.2vto3.6v1.2vto3.6v
±
0.5
±
2.5
±
5
µ
一个
端口
1.2vto3.6v1.2vto3.6v10
V
I
=V
CCI
或者
I
CCA
I
O
=00v3.6v–2
µ
一个
地,
3.6v0v10
1.2vto3.6v1.2vto3.6v10
V
I
=V
CCI
或者
I
CCB
I
O
=00v3.6v10
µ
一个
地,
3.6v0v–2
V
I
=V
CCI
或者
I
CCA
+I
CCB
I
O
=01.2vto3.6v1.2vto3.6v20
µ
一个
地,
控制
C
i
V
I
=3.3vorgnd3.3v3.3v2.5pf
输入
AorB
C
io
V
O
=3.3vorgnd3.3v3.3v6pf
端口
(1)v
CCO
istheV
CC
associatedwiththeoutputport.
(2)v
CCI
istheV
CC
associatedwiththeinputport.
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