Texas Instruments TMS320C6454 Computer Hardware User Manual


 
www.ti.com
PRODUCT PREVIEW
6.3ElectricalCharacteristicsOverRecommendedRangesofSupplyVoltageandOperating
TMS320C6454
Fixed-PointDigitalSignalProcessor
SPRS311AAPRIL2006REVISEDDECEMBER2006
CaseTemperature(UnlessOtherwiseNoted)
PARAMETERTESTCONDITIONS
(1)
MINTYPMAXUNIT
3.3-Vpins(except
DV
DD33
=MIN,
PCI-capableandI2C0.8DV
DD33
V
I
OH
=MAX
pins)
I
OH
=-0.5mA,
High-level
PCI-capablepins
(2)
0.9DV
DD33
V
V
OH
DV
DD33
=3.3V
outputvoltage
RGMIIpinsDV
DD15
-0.4V
DDR2memory
DV
DD18
-0.28V
controllerpins
3.3-Vpins(except
DV
DD33
=MIN,
PCI-capableandI2C0.22DV
DD33
V
I
OL
=MAX
pins)
I
OL
=1.5mA,
PCI-capablepins
(2)
0.1DV
DD33
V
DV
DD33
=3.3V
Low-leveloutput
V
OL
voltagePulledupto3.3V,3mAsink
I2Cpins0.4V
current
RGMIIpins0.4V
DDR2memory
0.28V
controllerpins
V
I
=V
SS
toDV
DD33
,pins
withoutinternalpullupor-11uA
pulldownresistor
3.3-Vpins(except
PCI-capableandI2CV
I
=V
SS
toDV
DD33
,pinswith
50100400uA
pins)internalpullupresistor
Inputcurrent
I
I
(3)
V
I
=V
SS
toDV
DD33
,pinswith
[DC]
-400-100-50uA
internalpulldownresistor
I2Cpins0.1DV
DD33
V
I
0.9DV
DD33
-1010uA
PCI-capablepins
(4)
-10001000uA
RGMIIpins0.4V
AECLKOUT,
CLKR1/GP[0],
CLKX1/GP[3],
-8mA
SYSCLK4/GP[1],
EMU[18:0],CLKR0,
CLKX0
EMIFpins(except
AECLKOUT),NMI,
TOUT0L,TINP0L,
TOUT1L,TINP1L,
PCI_EN,
High-level
EMAC-capablepins
I
OH
outputcurrent
(exceptRGMIIpins),-4mA
[DC]
RESETSTAT,
McBSP-capablepins
(exceptCLKR1/GP[0],
CLKX1/GP[3],CLKR0,
CLKX0),GP[7:4],and
TDO
PCI-capablepins
(2)
-0.5mA
RGMIIpins-8mA
DDR2memory
-13.4mA
controllerpins
(1)FortestconditionsshownasMIN,MAX,orNOM,usetheappropriatevaluespecifiedintherecommendedoperatingconditionstable.
(2)TheseratednumbersarefromthePCILocalBusSpecification(version2.3).TheDCspecificationandACspecificationsaredefinedin
Table4-3andTable4-4,respectively,ofthePCILocalBusSpecification.
(3)I
I
appliestoinput-onlypinsandbi-directionalpins.Forinput-onlypins,I
I
indicatestheinputleakagecurrent.Forbi-directionalpins,I
I
includesinputleakagecurrentandoff-state(hi-Z)outputleakagecurrent.
(4)PCIinputleakagecurrentsincludeHi-Zoutputleakageforallbidirectionalbufferswith3-stateoutputs.
DeviceOperatingConditions 92SubmitDocumentationFeedback