TMS320DM643 datasheet(5/162 Pages) TI

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TMS320DM643

Video/Imaging Fixed-Point Digital Signal Processor

SPRS269C – FEBRUARY 2005 – REVISED JANUARY 2007

TMS320DM643 Video/Imaging Fixed-Point Digital

DM643 Peripheral Information and Electrical

Signal Processor

......................................... 1

Specifications

........................................... 64

1.1

Features

.............................................. 1

5.1

Parameter Information

.............................. 64

5.2

Recommended Clock and Control Signal Transition

1.2

Description

............................................ 2

Behavior

............................................. 66

1.2.1

Device Compatibility

................................. 3

5.3

Power Supplies

...................................... 66

1.3

Functional Block Diagram

............................ 4

5.4

Enhanced Direct Memory Access (EDMA)

Device Overview

......................................... 6

Controller

............................................ 71

2.1

Device Characteristics

................................ 6

5.5

Interrupts

............................................ 75

2.2

CPU (DSP Core) Description

......................... 6

5.6

Reset

................................................ 77

2.3

Memory Map Summary

............................. 13

5.7

Clock PLL

........................................... 80

2.4

Bootmode

........................................... 16

5.8

External Memory Interface (EMIIF)

................. 86

2.5

Pin Assignments

.................................... 16

5.9

Multichannel Audio Serial Port (McASP0)

2.6

Development

........................................ 46

Peripheral

.......................................... 102

Device Configurations

................................. 49

5.10

Inter-Integrated Circuit (I2C)

....................... 110

3.1

Configurations at Reset

............................. 49

5.11

Host-Port Interface (HPI)

........................... 115

3.2

Configurations After Reset

.......................... 50

5.12

Multichannel Buffered Serial Port (McBSP)

........ 121

3.3

Peripheral Configuration Lock

....................... 53

5.13

Video Port

.......................................... 129

3.4

Device Status Register Description

................. 55

5.14

VCXO Interpolated Control (VIC)

.................. 137

3.5

Multiplexed Pin Configurations

...................... 56

5.15

Ethernet Media Access Controller (EMAC)

........ 139

3.6

Debugging Considerations

.......................... 58

5.16

Management Data Input/Output (MDIO)

........... 145

3.7

Configuration Examples

............................. 59

5.17

Timer

............................................... 147

Device Operating Conditions

........................ 62

5.18

General-Purpose Input/Output (GPIO)

............. 149

4.1

Absolute Maximum Ratings Over Operating Case

5.19

JTAG

............................................... 152

Temperature Range

Revision History

...................................... 154

(Unless Otherwise Noted)

.......................... 62

Mechanical Data

....................................... 155

4.2

Recommended Operating Conditions

............... 62

7.1

Thermal Data

...................................... 155

4.3

Electrical Characteristics Over Recommended

Ranges of Supply Voltage and Operating Case

7.2

Packaging Information

............................. 156

Temperature (Unless Otherwise Noted)

............ 63

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