www.德州仪器.com
ELECTRICALCHARACTERISTICS
DRIVERSWITCHINGCHARACTERISTICS
sn75hvd08,sn65hvd08
SLLS550A–NOVEMBER2002–REVISEDMAY2003
overrecommendedoperatingconditionsunlessotherwisenoted
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
R
L
=60
Ω
,375
Ω
oneachoutputto
|V
OD
|driverdifferentialoutputvoltagemagnitude1.5v
CC
V
-7vto12v,seefigure1
Changeinmagnitudeofdriverdifferential
∆
|V
OD
|R
L
=54
Ω
–0.20.2v
outputvoltage
顶峰-至-peakdrivercommon-modeoutputcenteroftwo27-
Ω
加载
V
oc(pp)
0.5v
voltageresistors,seefigure2
积极的-goingreceiverdifferentialinputvolt-
V
IT+
–10mV
agethreshold
负的-goingreceiverdifferentialinputvolt-
V
它-
–200mV
agethreshold
Receiverdifferentialinputvoltagethreshold
V
hys
35mV
hysteresis(v
IT+
-v
它-
)
V
OH
receiverhigh-leveloutputvoltagei
OH
=-8ma2.4v
V
OL
receiverlow-leveloutputvoltagei
OL
=8ma0.4v
driverinput,driverenable,andreceiveren-
I
IH
–100100µA
ablehigh-levelinputcurrent
driverinput,driverenable,andreceiveren-
I
IL
–100100µA
ablelow-levelinputcurrent
I
OS
drivershort-circuitoutputcurrent7v<v
O
<12v–265265ma
V
I
=12V130
V
I
=-7v–100
I
I
businputcurrent(disableddriver)µa
V
I
=12v,v
CC
=0V130
V
I
=-7v.v
CC
=0V–100
receiverenabled,驱动器
10
无能,noload
毫安
driverenabled,接受者
16
I
CC
Supplycurrent
无能,noload
Bothdisabled5µA
bothenabled,noload16ma
overrecommendedoperatingconditionsunlessotherwisenoted
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
t
PHL
driverhigh-至-lowpropagationdelaytime1840
t
PLH
driverlow-至-highpropagationdelaytime1840
t
r
driver10%-至-90%differentialoutputrisetimer
L
=54
Ω
,c
L
=50pf,seefigure31055ns
t
f
driver90%-至-10%differentialoutputfalltime1055
t
sk(p)
driverdifferentialoutputpulseskew,|t
PHL
-t
PLH
|2.5
receiverenabled,seefigures4and555ns
t
en
Driverenabletime
receiverdisabled,seefigures4and56µs
t
dis
driverdisabletimereceiverenabled,seefigures4and590ns
3
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