TMS320DM642 datasheet(5/178 Pages) TI

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Contents

TMS320DM642

Video/Imaging Fixed-Point Digital Signal Processor

SPRS200J – JULY 2002 – REVISED AUGUST 2005

TMS320DM642 Video/Imaging Fixed-Point Digital

DM642 Peripheral Information and Electrical

Signal Processor

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

Specifications

........................................... 72

1.1

Features

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

5.1

Parameter Information

.............................. 72

5.2

Recommended Clock and Control Signal Transition

1.2

Description

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

Behavior

............................................. 74

1.2.1

Device Compatibility

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

5.3

Power Supplies

...................................... 74

1.3

Functional Block Diagram

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

5.4

Enhanced Direct Memory Access (EDMA) Control-

Device Overview

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

ler

.................................................... 79

2.1

Device Characteristics

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

5.5

Interrupts

............................................ 83

2.2

CPU (DSP Core) Description

......................... 7

5.6

Reset

................................................ 85

2.3

Memory Map Summary

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

5.7

Clock PLL

........................................... 88

2.4

Bootmode

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

5.8

External Memory Interface (EMIF)

.................. 94

2.5

Pin Assignments

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

5.9

Multichannel Audio Serial Port (McASP0) Periph-

2.6

Development

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

eral

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

Device Configurations

................................. 54

5.10

Inter-Integrated Circuit (I2C)

....................... 118

3.1

Configurations at Reset

............................. 54

5.11

Host-Port Interface (HPI)

.......................... 124

3.2

Configurations After Reset

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

5.12

Peripheral Component Interconnect (PCI)

........ 130

3.3

Peripheral Configuration Lock

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

5.13

Multichannel Buffered Serial Port (McBSP)

....... 134

3.4

Device Status Register Description

................. 61

5.14

Video Port

......................................... 143

3.5

Multiplexed Pin Configurations

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

5.15

VCXO Interpolated Control (VIC)

.................. 151

3.6

Debugging Considerations

.......................... 65

5.16

Ethernet Media Access Controller (EMAC)

........ 153

3.7

Configuration Examples

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

5.17

Management Data Input/Output (MDIO)

.......... 159

Device Operating Conditions

........................ 70

5.18

Timer

............................................... 161

4.1

Absolute Maximum Ratings Over Operating Case

5.19

General-Purpose Input/Output (GPIO)

............ 163

Temperature Range

5.20

JTAG

............................................... 166

(Unless Otherwise Noted)

.......................... 70

Revision History

............................................ 168

4.2

Recommended Operating Conditions

............... 70

Mechanical Data

....................................... 170

4.3

Electrical Characteristics Over Recommended

Ranges of Supply Voltage and Operating Case

6.1

Thermal Data

...................................... 170

Temperature (Unless Otherwise Noted)

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

6.2

Packaging Information

............................. 171

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