TPIC1021_集成电路资料查询网

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产品 预告(展)
ELECTRICALCHARACTERISTICS
TPIC1021
LINPhysicalInterface
SLIS113–OCTOBER2004
V
SUP
=7vto27v,t
一个
=-40
°
Cto125
°
c(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYP
(1)
MAXUNIT
供应
Operationalsupplyvoltage
(2)
71427V
Nominalsupplylinevoltage
(2)
71418V
V
SUP
undervoltagethreshold
(2)
4.5v
I
CC
supplycurrentnormalmode,en=1,busdomi-1.22.5ma
nant(totalbusload>500
Ω
)
(3)
standbymode,en=0,busdomi-12.1ma
nant(totalbusload>500
Ω
)
(3)
normalmode,en=1,busrecess-300500µa
ive
standbymode,en=0,busrecess-300500µa
ive
lowpowermode,en=0,v
SUP
<2050µa
14v,nwake=v
SUP
lowpowermode,en=0,14v<50100µa
V
SUP
<27v,nwake=v
SUP
RXDOUTPUTPIN
V
O
outputvoltage-0.35.5v
I
OL
低-leveloutputcurrent,opendrainlin=0v,rxd=0.4v3.5ma
I
IKG
leakagecurrent,高-levellin=v
SUP
,rxd=5v-505µa
TXDINPUTPIN
V
IL
低-levelinputvoltage
(2)
-0.30.8v
V
IH
高-levelinputvoltage
(2)
25.5v
V
它
Inputthresholdhysteresisvoltage
(2)
30500mV
拉-downresistor125350800k
Ω
I
IL
低-levelinputcurrenttxd=0-505µa
linpin(referencedtov
SUP
)
V
OH
高-leveloutputvoltage
(2)
linrecessive,txd=高,i
O
=0V
SUP
-1vv
毫安
V
OL
低-leveloutputvoltage
(2)
lindominant,txd=低,i
O
=4000.2
×
V
SUP
V
毫安
拉-upresistortov
SUP
203060k
Ω
I
L
LimitingcurrentTXD=Low50150250mA
I
IKG
LeakagecurrentLIN=V
SUP
-505µa
V
IL
低-levelinputvoltage
(2)
LINdominantV
SUP
0.4
×
V
SUP
V
V
IH
高-levelinputvoltage
(2)
linrecessive0.6
×
V
SUP
V
SUP
V
V
它
Inputthresholdvoltage
(2)
0.4
×
V
SUP
0.5
×
V
SUP
0.6
×
V
SUP
V
V
hys
Hysteresisvoltage
(2)
0.05
×
V
SUP
0.175
×
V
SU
V
P
V
IL
低-levelinputvoltagefor00.4
×
V
SUP
V
wake-向上
(2)
ENPIN
V
IL
低-levelinputvoltage
(2)
-0.30.8v
V
IH
高-levelinputvoltage
(2)
25.5v
V
hys
Hysteresisvoltage
(2)
30500mV
(1)typicalvaluesaregiveforv
SUP
=14Vat25
°
c.
(2)allvoltagesaredefinedwithrespecttoground;positivecurrentsflowintothetpic1021device.
(3)inthedominantstatethesupplycurrentincreasesasthesupplyvoltageincreasesduetotheintegratedlinslavetermination
阻抗.athighervoltagesthemajorityofsupplycurrentisthroughtheterminationresistance.theminimumresistanceofthelin
slaveterminationis20k
Ω
sothemaximumsupplycurrentattributedtotheterminationis:i
sup(dom)maxtermination
≈
(v
SUP
–
(v
lin_首要的
+0.7v)/20k
Ω
.
8

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www.德州仪器.com 产品预告(展) ELECTRICALCHARACTERISTICS TPIC1021 LINPhysicalInterface SLIS113–OCTOBER2004 V SUP =7vto27v,t 一个 =-40 ° Cto125 ° c(unlessotherwisenoted) PARAMETERTESTCONDITIONSMINTYP (1) MAXUNIT 供应 Operationalsupplyvoltage (2) 71427V Nominalsupplylinevoltage (2) 71418V V SUP undervoltagethreshold (2) 4.5v I CC supplycurrentnormalmode,en=1,busdomi-1.22.5ma nant(totalbusload>500 Ω ) (3) standbymode,en=0,busdomi-12.1ma nant(totalbusload>500 Ω ) (3) normalmode,en=1,busrecess-300500µa ive standbymode,en=0,busrecess-300500µa ive lowpowermode,en=0,v SUP <2050µa 14v,nwake=v SUP lowpowermode,en=0,14v<50100µa V SUP <27v,nwake=v SUP RXDOUTPUTPIN V O outputvoltage-0.35.5v I OL 低-leveloutputcurrent,opendrainlin=0v,rxd=0.4v3.5ma I IKG leakagecurrent,高-levellin=v SUP ,rxd=5v-505µa TXDINPUTPIN V IL 低-levelinputvoltage (2) -0.30.8v V IH 高-levelinputvoltage (2) 25.5v V 它 Inputthresholdhysteresisvoltage (2) 30500mV 拉-downresistor125350800k Ω I IL 低-levelinputcurrenttxd=0-505µa linpin(referencedtov SUP ) V OH 高-leveloutputvoltage (2) linrecessive,txd=高,i O =0V SUP -1vv 毫安 V OL 低-leveloutputvoltage (2) lindominant,txd=低,i O =4000.2 × V SUP V 毫安拉-upresistortov SUP 203060k Ω I L LimitingcurrentTXD=Low50150250mA I IKG LeakagecurrentLIN=V SUP -505µa V IL 低-levelinputvoltage (2) LINdominantV SUP 0.4 × V SUP V V IH 高-levelinputvoltage (2) linrecessive0.6 × V SUP V SUP V V 它 Inputthresholdvoltage (2) 0.4 × V SUP 0.5 × V SUP 0.6 × V SUP V V hys Hysteresisvoltage (2) 0.05 × V SUP 0.175 × V SU V P V IL 低-levelinputvoltagefor00.4 × V SUP V wake-向上 (2) ENPIN V IL 低-levelinputvoltage (2) -0.30.8v V IH 高-levelinputvoltage (2) 25.5v V hys Hysteresisvoltage (2) 30500mV (1)typicalvaluesaregiveforv SUP =14Vat25 ° c. (2)allvoltagesaredefinedwithrespecttoground;positivecurrentsflowintothetpic1021device. (3)inthedominantstatethesupplycurrentincreasesasthesupplyvoltageincreasesduetotheintegratedlinslavetermination 阻抗.athighervoltagesthemajorityofsupplycurrentisthroughtheterminationresistance.theminimumresistanceofthelin slaveterminationis20k Ω sothemaximumsupplycurrentattributedtotheterminationis:i sup(dom)maxtermination ≈ (v SUP – (v lin_首要的 +0.7v)/20k Ω . 8

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