www.德州仪器.com
ElectricalCharacteristics
SwitchingCharacteristics
OperatingCharacteristics
SN74LVC2G125
DUALBUSBUFFERGATE
with3-stateoutputs
SCES204K–APRIL1999–REVISEDJUNE2005
overrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)
PARAMETERTESTCONDITIONSV
CC
MINTYP
(1)
MAXUNIT
I
OH
=–100
µ
a1.65vto5.5vv
CC
–0.1
I
OH
=–4ma1.65v1.2
I
OH
=–8ma2.3v1.9
V
OH
V
I
OH
=–16ma2.4
3V
I
OH
=–24ma2.3
I
OH
=–32ma4.5v3.8
I
OL
=100
µ
a1.65vto5.5v0.1
I
OL
=4ma1.65v0.45
I
OL
=8ma2.3v0.3
V
OL
V
I
OL
=16ma0.4
3V
I
OL
=24ma0.55
I
OL
=32ma4.5v0.55
I
I
AorOEinputsV
I
=5.5vorgnd0to5.5v±5
µ
一个
I
止
V
I
orV
O
=5.5v0±10
µ
一个
I
OZ
V
O
=0to5.5v3.6v10
µ
一个
I
CC
V
I
=5.5vorgnd,i
O
=01.65vto5.5v10
µ
一个
∆
I
CC
OneinputatV
CC
–0.6v,otherinputsatv
CC
orgnd3vto5.5v500
µ
一个
datainputs3.5
C
i
V
I
=V
CC
orgnd3.3vpf
Controlinputs4
C
o
V
O
=V
CC
orgnd3.3v6.5pf
(1)alltypicalvaluesareatv
CC
=3.3v,t
一个
=25°c.
overrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)(看Figure1)
V
CC
=1.8vv
CC
=2.5vv
CC
=3.3vv
CC
=5V
FROMTO
±0.15v±0.2v±0.3v±0.5v
PARAMETERUNIT
(输入)(输出)
MINMAXMINMAXMINMAXMINMAX
t
pd
ay3.39.11.54.81.44.313.7ns
t
en
oey49.91.95.61.24.71.23.8ns
t
dis
oey1.511.615.81.44.613.4ns
T
一个
=25°
V
CC
=1.8vv
CC
=2.5vv
CC
=3.3vv
CC
=5V
测试
PARAMETERUNIT
情况
TYPTYPTYPTYP
Outputsenabled19192022
Powerdissipation
C
pd
f=10MHzpF
电容
Outputsdisabled2223
4