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描述/orderinginformation(持续)
YA
AbsoluteMaximumRatings
(1)
sn54lvc14a,sn74lvc14a
hexschmitt-triggerinverters
SCAS285X–MARCH1993–REVISEDJULY2005
thedevicescontainsixindependentinvertersandperformthebooleanfunctiony=一个.
inputscanbedrivenfromeither3.3-vor5-vdevices.thisfeatureallowstheuseofthesedevicesastranslators
inamixed3.3-v/5-vsystemenvironment.
FUNCTIONTABLE
(eachinverter)
INPUTOUTPUT
AY
HL
LH
logicdiagram,eachinverter(positivelogic)
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
MINMAXUNIT
V
CC
supplyvoltagerange–0.56.5v
V
I
Inputvoltagerange
(2)
–0.56.5v
V
O
Outputvoltagerange
(2)(3)
–0.5v
CC
+0.5v
I
IK
InputclampcurrentV
I
<0–50ma
I
OK
OutputclampcurrentV
O
<0–50ma
I
O
Continuousoutputcurrent
±
50mA
ContinuouscurrentthroughV
CC
orGND
±
100mA
Dpackage
(4)
86
DBpackage
(4)
96
DGVpackage
(4)
127
θ
JA
Packagethermalimpedance
°
c/w
NSpackage
(4)
76
PWpackage
(4)
113
RGYpackage
(5)
47
T
stg
Storagetemperaturerange–65150
°
C
P
tot
PowerdissipationT
一个
=–40
°
Cto125
°
C
(6)(7)
500mW
(1)stressesbeyondthoselistedunder"absolutemaximumratings"maycausepermanentdamagetothedevice.thesearestressratings
仅有的,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder"recommendedoperating
情况"isnotimplied.exposuretoabsolute-最大-ratedconditionsforextendedperiodsmayaffectdevicereliability.
(2)theinputandoutputnegative-voltageratingsmaybeexceedediftheinputandoutputcurrentratingsareobserved.
(3)thevalueofv
CC
isprovidedintherecommendedoperatingconditionstable.
(4)thepackagethermalimpedanceiscalculatedinaccordancewithjesd51-7.
(5)thepackagethermalimpedanceiscalculatedinaccordancewithjesd51-5.
(6)forthedpackage:above70
°
c,thevalueofp
tot
derateslinearlywith8mw/k.
(7)forthedb,dgv,ns,andpwpackages:above60
°
c,thevalueofp
tot
derateslinearlywith5.5mw/k.
2