DSP56011 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

DSP56011

24-BIT DVD DIGITAL SIGNAL PROCESSOR

Motorola => Freescale 

DSP56011

Features

Memory

• Modified Harvard architecture allows simultaneous access to program and data

memories

PRELIMINARY • 12800×24-biton-chipProgramROM1

• 4096 × 24-bit on-chip X-data RAM and 3584 × 24-bit on-chip X-data ROM1

• 4352 × 24-bit on-chip Y-data RAM and 2048 × 24-bit on-chip Y-data ROM1

• 512 × 24-bit on-chip Program RAM and 64 × 24-bit bootstrap ROM

• As much as 2304 × 24 bits of X- and Y-data RAM can be switched to Program RAM,

giving a total of 2816 × 24 bits of Program RAM

Table 1 lists the memory configurations of the DSP56011.

Table 1 DSP56011 Internal Memory Configurations

Memory Type

No Switch

(PEA = 0, PEB = 0)

Switch A

(PEA = 1, PEB = 0)

Switch B

(PEA = 0, PEB = 1)

Switch A+B

(PEA = 1, PEB = 1)

Program RAM

X data RAM

Y data RAM

Program ROM

X data ROM

Y data ROM

0.5 K

4.0 K

4.25 K

12.5 K

3.5 K

2.0 K

1.25 K

3.25 K

4.25 K

12.5 K

3.5 K

2.0 K

2.0 K

3.25 K

3.5 K

12.5 K

3.5 K

2.0 K

2.75 K

2.5 K

3.5 K

12.5 K

3.5 K

2.0 K

1.These ROMs may be factory programmed with data/program provided by the application developer.

Preliminary Information

iv

DSP56011 Technical Data Sheet, Rev. 1

MOTOROLA

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