SM320DM6446 datasheet(6/228 Pages) TI1

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Contents

Device Overview

2.1 Device Characteristics

SM320DM6446

Digital Media System-on-Chip

SPRS607A – JUNE 2009 – REVISED JUNE 2009

www.ti.com

Digital Media System-on-Chip (DMSoC)

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

6.1

Parameter Information

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

6.2

Recommended Clock and Control Signal Transition

1.1

Features

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

Behavior

............................................. 87

1.2

SUPPORTS DEFENSE, AEROSPACE, AND

MEDICAL APPLICATIONS

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

6.3

Power Supplies

...................................... 87

1.3

Description

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

6.4

Reset

................................................ 97

1.4

Functional Block Diagram

............................ 5

6.5

External Clock Input From MXI/CLKIN Pin

........ 100

Device Overview

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

6.6

Clock PLLs

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

2.1

Device Characteristics

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

6.7

Interrupts

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

2.2

Device Compatibility

.................................. 8

6.8

General-Purpose Input/Output (GPIO)

............. 117

6.9

Enhanced Direct Memory Access (EDMA)

2.3

ARM Subsystem

...................................... 8

Controller

........................................... 120

2.4

DSP Subsystem

..................................... 12

6.10

External Memory Interface (EMIF)

................. 132

2.5

Memory Map Summary

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

6.11

ATA/CF

............................................ 140

2.6

Pin Assignments

.................................... 19

6.12

MMC/SD/SDIO

..................................... 153

2.7

Terminal Functions

.................................. 24

6.13

Video Processing Sub-System (VPSS) Overview

. 156

2.8

Device Support

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

6.14

Host-Port Interface (HPI)

........................... 179

Device Configurations

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

6.15

USB 2.0

............................................ 182

3.1

System Module Registers

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

6.16

Universal Asynchronous Receiver/Transmitter

3.2

Power Considerations

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

(UART)

............................................. 191

3.3

Bootmode

........................................... 60

6.17

Serial Peripheral Interface (SPI)

................... 194

3.4

Configurations at Reset

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

6.18

Inter-Integrated Circuit (I2C)

....................... 198

3.5

Configurations After Reset

.......................... 68

6.19

Audio Serial Port (ASP)

............................ 202

3.6

Emulation Control

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

6.20

Ethernet Media Access Controller (EMAC)

........ 206

System Interconnect

................................... 81

6.21

Management Data Input/Output (MDIO)

........... 213

4.1

System Interconnect Block Diagram

................ 82

6.22

Timer

............................................... 215

Device Operating Conditions

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

6.23

Pulse Width Modulator (PWM)

..................... 217

5.1

Absolute Maximum Ratings Over Operating Case

6.24

VLYNQ

............................................. 219

Temperature Range

(Unless Otherwise Noted)

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

6.25

IEEE 1149.1 JTAG

................................ 223

5.2

Recommended Operating Conditions

............... 84

Mechanical Packaging and Orderable

Information

............................................. 225

5.3

Electrical Characteristics Over Recommended

Ranges of Supply Voltage and Operating Case

7.1

Thermal Data for ZWT

............................. 225

Temperature (Unless Otherwise Noted)

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

7.1.1

Packaging Information

............................. 225

Peripheral and Electrical Specifications

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

Table 2-1 provides an overview of the TMS320DM6446 SoC. The table shows significant features of the

device, including the capacity of on-chip RAM, peripherals, internal peripheral bus frequency relative to the

C64x+ DSP, and the package type with pin count.

Contents

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