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4.2RecommendedOperatingConditions
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
MINNOMMAXUNIT
CV
DD
Supplyvoltage,Core1.2351.31.365V
V
DDA_PLL1
Supplyvoltage,PLL11.2351.31.365V
V
DDA_PLL2
Supplyvoltage,PLL21.2351.31.365V
V
DDD13_USB
Supplyvoltage,USBDigital1.2351.31.365V
V
DDA13_USB
Supplyvoltage,USBAnalog1.2351.31.365V
V
DDA33_USB
Supplyvoltage,USBAnalog3.1353.33.465V
SupplyVoltageV
DDA33_USB_PLL
Supplyvoltage,USBCommonPLL3.1353.33.465V
V
DD_DDR
Supplyvoltage,DDR2/MDDR1.711.81.89V
V
DDA33_DDRDLL
Supplyvoltage,DDRDLLAnalog3.1353.33.465V
V
DD_VIN
Supplyvoltage,DigitalvideoIn3.1353.33.465V
V
DD_VOUT
Supplyvoltage,DigitalVideoOut3.1353.33.465V
V
DDA18_DAC
Supplyvoltage,DACAnalog1.711.81.89V
V
DD
Supplyvoltage,I/Os3.1353.33.465V
V
SS
Supplyground,Core,USBDigital000V
V
SSA_PLL1
Supplyground,PLL1000V
V
SSA_PLL2
Supplyground,PLL2000V
V
SS_USB
Supplyground,USB000V
SupplyGround
V
SSA_DLL
Supplyground,DLL000V
V
SSA_DAC
Supplyground,DACAnalog000V
V
SS_MX1
MXI1oscground
(1)
000V
V
SS_MX2
MXI2oscground
(1)
000V
VoltageInputHighV
IH
High-levelinputvoltage
(2)
2V
VoltageInputLowV
IL
Low-levelinputvoltage
(2)
0.8V
V
REF
DACreferencevoltage450mV
R
BIAS
DACfull-scalecurrentadjustresistor2550Ω
DAC
(3)
R
LOAD
Outputresistor499Ω
C
BG
Bypasscapacitor0.1μF
Outputresistor(ROUT),betweenTVOUTand
R
OUT
1070
VFBpins
Ω
R
FB
Feedbackresistor,betweenVFBandIOUTpins.1000
VideoBuffer
(3)
R
BIAS
DACfull-scalecurrentadjustresistor2550Ω
C
BG
Bypasscapacitor0.1μA
USB_VBUSUSBexternalchargepumpinput4.8555.25V
USB
R1USBreferenceresistor
(4)
9.91010.1kΩ
TemperatureT
c
Operatingcasetemperaturerage085°C
(1)Oscillatorgroundmustbekeptseparatefromothergroundsandconnecteddirectlytothecrystalloadcapacitorground(see
Section5.5.1).
(2)TheseI/Ospecificationsapplytoregular3.3VI/OsanddonotapplytoDDR2/mDDR,USBI/Os.DDR2/mDDRI/Osare1.8VI/Osand
adheretoJESD79-2Astandard,USBI/OsadheretoUSB2.0spec.
(3)SeeSection5.9.2.4.Also,resistorsshouldbeE-96specline(3digitswith1%accuracy).
(4)ConnectUSB_R1toV
SS_USB_REF
via10Kohm,1%resistorplacedasclosetothedeviceaspossible..
DeviceOperatingConditions 92SubmitDocumentationFeedback