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Adv ance informa tion, Synchronous dram timing (continued) – Texas Instruments TMS320C6202 User Manual

Page 40

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TMS320C6202
FIXED-POINT DIGITAL SIGNAL PROCESSOR

SPRS072B – AUGUST 1998 – REVISED AUGUST 1999

40

POST OFFICE BOX 1443

HOUSTON, TEXAS 77251–1443

SYNCHRONOUS DRAM TIMING (CONTINUED)

CLKOUT2

CEx

BE[3:0]

EA[15:2]

ED[31:0]

SDA10

SDRAS/SSOE†

SDCAS/SSADS†

SDWE/SSWE†

10

9

18

17

2

1

REFR

† SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.

Figure 21. SDRAM REFR Command

CLKOUT2

CEx

BE[3:0]

EA[15:2]

ED[31:0]

SDA10

SDRAS/SSOE†

SDCAS/SSADS†

SDWE/SSWE†

MRS Value

14

10

18

6

2

1

5

17

9

13

MRS

† SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.

Figure 22. SDRAM MRS Command

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