Filter
Top Products
www.ti.com
PRODUCT PREVIEW
TMS320C6454
Fixed-PointDigitalSignalProcessor
SPRS311A–APRIL2006–REVISEDDECEMBER2006
Table2-3.TerminalFunctions(continued)
SIGNAL
TYPE
(1)
IPD/IPU
(2)
DESCRIPTION
NAMENO.
(DV
DD15
/2)-VreferenceforHSTLbuffer(EMACRGMII).V
REFHSTL
canbe
generateddirectlyfromDV
DD15
usingtwo1-kΩresistorstoformaresistor
dividercircuit.
NOTE:IftheRGMIImodeoftheEMACisnotused,theDV
DD15
,V
REFHSTL
,
V
REFHSTL
B2A
RSV13,andRSV14pinscanbeconnectedtodirectlyground(V
SS
)tosave
power.However,connectingthesepinsdirectlytogroundwillprevent
boundary-scanfromfunctioningontheRGMIIpinsoftheEMAC.Topreserve
boundary-scanfunctionalityontheRGMIIpins,seeSection7.3.4.
AV
DLL1
A13
A1.8-VI/Osupplyvoltage.
AV
DLL2
E18
A1
B5
1.8-Vor1.5-VI/OsupplyvoltagefortheRGMIIfunctionoftheEMAC.
NOTE:IftheRGMIImodeoftheEMACisnotused,theDV
DD15
,V
REFHSTL
,
D2
RSV13,andRSV14pinscanbeconnectedtodirectlyground(V
SS
)tosave
DV
DD15
D5S
power.However,connectingthesepinsdirectlytogroundwillprevent
F5
boundary-scanfromfunctioningontheRGMIIpinsoftheEMAC.Topreserve
boundary-scanfunctionalityontheRGMIIpins,seeSection7.3.4.
G6
H7
B8
B11
B20
B23
E10
E12
E22
E24
F7
F11
F13
F15
DV
DD18
S1.8-VI/Osupplyvoltage(DDR2MemoryController)
F17
F19
F23
G8
G10
G12
G14
G16
G18
G20
G22
G24
SubmitDocumentationFeedbackDeviceOverview39