Texas-instruments TMS320C6454 Manual do Utilizador descarregar pdf (Página 32)

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PRODUCT PREVIEW

TMS320C6454

Fixed-Point Digital Signal Processor

SPRS311A – APRIL 2006 – REVISED DECEMBER 2006

Table 2-3. Terminal Functions (continued)

SIGNAL

TYPE

(1)

IPD/IPU

(2)

DESCRIPTION

NAME NO.

DSDDQS3 E23 I/O/Z

DSDDQS2 E20 I/O/Z

DDR2 Memory Controller data strobe [3:0] positive

DSDDQS1 E8 I/O/Z

DSDDQS0 E11 I/O/Z

DSDDQS3 D23 I/O/Z

DDR2 data strobe [3:0] negative

DSDDQS2 D20 I/O/Z

DSDDQS1 D8 I/O/Z

Note: These pins are used to meet AC timings.

DSDDQS0 D11 I/O/Z

DDR2 MEMORY CONTROLLER (32-BIT) - ADDRESS

DEA13 B15

DEA12 A15

DEA11 A16

DEA10 B16

DEA9 C16

DEA8 D16

DEA7 B17

O/Z DDR2 Memory Controller external address

DEA6 C17

DEA5 D17

DEA4 E17

DEA3 A18

DEA2 B18

DEA1 C18

DEA0 D18

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Texas-instruments TMS320C6454 Manual do Utilizador Página 32