SMQ320C32PCM datasheet(11/43 Pages) TI

11 / 43 page

SMQ320C32

DIGITAL SIGNAL PROCESSOR

SGUS027B – APRIL 1998 – REVISED MARCH 1999

11

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77251–1443

examples (continued)

32-Bit-Wide Memory

8-Bit Data

16-Bit Data

8-Bit Data

32-Bit Program

320C32

32-Bit-Wide Data Bus

8

32

Figure 5. ’C32 With 32-Bit-Wide External Memory Configured With 8- and 16-Bit Data Areas and 32-Bit

Program Memory

Figure 6 shows a configuration that can be implemented with a 16-bit external memory. Note that 32-bit data

and program words can be stored and retrieved as half words.

16-Bit-Wide Memory

8-Bit Data

16-Bit Data

8-Bit Data

32-Bit Program

320C32

16

16-Bit-Wide Data Bus

8

Figure 6. ’C32 With 16-Bit-Wide External Memory Configured With 8- and 16-Bit Data Areas and a 32-Bit

Program Area

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