TMS320DM355

Digital Media System-on-Chip (DMSoC)

www.ti.com

SPRS463A –SEPTEMBER 2007 –REVISED SEPTEMBER 2007

Table 2-23. DM355 Pin Descriptions (continued)

Name

BGA

Type

Group

Power

PU

Reset

Description (4)

Mux Control

 

 

ID

(1)

 

Supply (2)

PD (3)

State

 

 

 

EM_A01

N17

I/O

AEMI

VDD

 

out L

Async EMIF: Address Bus bit[01]

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

NAND/SM/xD: ALE - Address Latch Enable

 

 

 

 

 

 

 

 

 

output

 

 

EM_A00 /

M16

I/O

AEMI

VDD

 

out L

Async EMIF: Address Bus bit[00] Note that

PINMUX2[1].EM_A0

GIO056

 

 

F /

 

 

 

the EM_A0 is always a 32-bit address

_BA1,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[056]

default set by

 

 

 

 

 

 

 

 

 

AECFG[0]

 

EM_BA1 /

P19

I/O

AEMI

VDD

 

out H

Async EMIF: Bank Address 1 signal = 16-bit

PINMUX2[1].EM_A0

GIO055

 

 

F /

 

 

 

address.

_BA1,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

In 16-bit mode, lowest address bit.

default set by

 

 

 

 

 

 

 

 

 

AECFG[0]

 

 

 

 

 

 

 

 

In 8-bit mode, second lowest address bit

 

 

 

 

 

 

 

 

 

GIO: GIO[055]

 

 

EM_BA0 /

N19

I/O

AEMI

VDD

 

out H

Async EMIF: Bank Address 0 signal = 8-bit

PINMUX2[3:2].EM_

GIO054 /

 

 

F /

 

 

 

address.

BA0,

 

EM_A14

 

 

GIO /

 

 

 

 

 

 

 

 

 

EMIF2

 

 

 

 

 

 

 

 

 

.30

 

 

 

 

 

 

 

 

 

 

 

 

 

In 8-bit mode, lowest address bit.

default set by

 

 

 

 

 

 

 

 

 

AECFG[2:1]

 

 

 

 

 

 

 

 

Or, can be used as an extra Address line

 

 

 

 

 

 

 

 

 

(bit[14] when using 16-bit memories.

 

 

 

 

 

 

 

 

 

GIO: GIO[054]

 

 

EM_D15 /

M18

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[15]

PINMUX2[4].EM_D1

GIO053

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[053]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

EM_D14 /

M19

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[14]

PINMUX2[4].EM_D1

GIO052

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[052]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

EM_D13 /

M15

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[13]

PINMUX2[4].EM_D1

GIO051

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[051]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

EM_D12 /

L18

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[12]

PINMUX2[4].EM_D1

GIO050

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[050]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

EM_D11 /

L17

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[11]

PINMUX2[4].EM_D1

GIO049

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[049]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

EM_D10 /

L19

I/O

AEMI

VDD

 

in

Async EMIF: Data Bus bit[10]

PINMUX2[4].EM_D1

GIO048

 

 

F /

 

 

 

 

5_8,

 

 

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[048]

default set by

 

 

 

 

 

 

 

 

 

AECFG[3]

 

Submit Documentation Feedback

 

 

 

 

Device Overview

45

PRODUCT PREVIEW

Page 45
Image 45
Texas Instruments TMS320DM355 warranty PINMUX21.EMA0, GIO EMIF2, PINMUX24.EMD1

TMS320DM355 specifications

The Texas Instruments TMS320DM355 is a versatile digital signal processor designed to support a wide array of multimedia applications, specifically in the realms of digital video and audio processing. As part of the TMS320 family of digital signal processors, the DM355 brings a blend of computational power, energy efficiency, and integrated features that make it highly effective for tasks such as video encoding, decoding, and general signal processing.

One of the standout features of the DM355 is its advanced DaVinci architecture, which is specifically optimized for multimedia tasks. This architecture integrates both DSP and application processing functionalities. The dual-core architecture includes a high-performance DSP core that specializes in real-time signal processing alongside an ARM926EJ-S RISC microprocessor, facilitating the execution of complex algorithms and control tasks.

The DM355 offers robust multimedia processing capabilities with support for several video formats, including MPEG-2, MPEG-4, H.264, and JPEG. This enables developers to create powerful video applications for a variety of devices, from industrial systems to consumer electronics. Its processing capabilities extend to audio processing, allowing it to efficiently handle audio codecs and enhance audio quality in applications ranging from IP cameras to set-top boxes.

In terms of connectivity, the TMS320DM355 supports various interfaces including USB 2.0, Ethernet, and various serial interfaces like UART, SPI, and I2C. This wide range of connectivity options ensures that the DM355 can easily interface with different peripherals and network components, making it a suitable choice for networked applications.

Energy efficiency is another significant advantage of the DM355. With a focus on low power consumption, the device is designed to operate effectively in battery-powered and heat-sensitive environments. Its low thermal design power allows for extended operational life and reduced thermal management requirements, making it ideal for portable devices.

Furthermore, the DM355 is supported by a comprehensive software development framework, including the TI Code Composer Studio and a range of middleware tools, which streamline application development and speed up time to market. Its rich ecosystem enhances its usability across different applications, ensuring that developers can leverage the full potential of the hardware.

In summary, the Texas Instruments TMS320DM355 stands out as a powerful yet cost-effective DSP solution, combining advanced multimedia processing capabilities, robust connectivity options, and energy efficiency. Its unique architecture and extensive support resources make it a preferred choice for developers seeking to create innovative multimedia solutions.