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DUPLEX UNIVERSALCAN
ISOLATIONTRANSCEIVER
MODULE
TD302DCAN 3.3V Power supply）
TD502DCAN 5.0V Powersupply）
RoHS
PARTNUMBERSYSTEM
Portignaltype
Package
Channelnumber
Powerdistributionoutput
Powerinput
Digitalbusproducttype
s
type
FEATURES
lTwo-portelectricalisolationbetween input
andoutput
lIntegratedIsolated DC/DC converter
l2500VDC isolation
lOperatingtemperaturerange:
-40 ~+105
lHighspeeddatarate: 1Mbps
lComplieswithISO11898standard
lAnunpowerednodedoesnot disturbthebus
lines
lConnectup to110nodeson onebus
lLowelectromagneticradiation
lHighelectromagneticimmunity
lProducthascompleteEMCrecommended
circuit
GENERALDESCRIPTION
DuplexuniversalCANisolationtransceiverTD302DCAN/
TD502DCANseriesareCANbustransceivermodulewith
integrated powerisolation power,signalisolation chip,and
CANtransceiverchip.
ThemainfunctionofProductsistoswitchfromlogiclevelto
CANbusdifferencelevel,achievesignalisolation.Theproduct
iswithconstant-voltagesourceisolation power.Itcan achieve
2500 VDCelectricalisolation.Productscan beeasily
embedded intheuserequipment,achievefunction ofCANbus
networkconnection easily.
SELECTIONGUIDE
Model PowerInput
TD302DCAN 3.0V~3.6V
TD502DCAN 4.5V~5.5V
ELECTRICALCHARACTERISTICS
Staticcurrent TD302DCAN 80mATD502DCAN 50mA
InputParametersOf Power
Supply Powerdissipation <0.6W
Serialinterface CompatiblewiththeCANcontrolportof+5Vand+3.3V
InputParameters Pincurrent ITXD 2mA;IRXD 2mA
CANbusinterface UptostandardofISO-11898, twisted-pairoutput
ThemaxDC voltageof buspin -36V~+36V
OutputParameters
Busprotection Over-voltagebusprotected,thermallyprotected and
high-voltagetransientprotected
TRANSMISSIONSPECIFICATIONS
DataRate 1Mbps(max.)
TheNumberofNodes 110nodes(min.)
ISOLATIONSPECIFICATIONS
ElectricalIsolation Two-portisolation (inputandoutput)
Isolation Voltage 2500VDC(Testedfor1minuteand leakagecurrent <5mA,humidity<95%)
CE CISPR22/EN55022 CLASS A ExternalCircuit RefertoFigure1-①）
EMI RE CISPR22/EN55022 CLASS A ExternalCircuit RefertoFigure1-②）
ESDIEC/EN61000-4-2 Contact ±4KV perf. CriteriaB
ExternalCircuit RefertoFigure1-③）
EMS
RS IEC/EN61000-4-3 10V/mperf. CriteriaA
