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

 

 

SPI1_SCLK /

C13

I/O

SPI1 /

VDD

 

in

SPI1: Clock

PINMUX3[24].GIO1

GIO010

 

 

GIO

 

 

 

 

0

 

 

 

 

 

 

 

GIO: GIO[010]

 

SPI1_SDI /

A13

I/O

SPI1 /

VDD

 

in

SPI1: Data In -OR- SPI1: Chip Select 1

PINMUX3[26:25].GI

GIO009 /

 

 

GIO /

 

 

 

 

O9

SPI1_SDENA[1]

 

 

SPI1

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[009]

 

SPI1_SDO /

E12

I/O

SPI1 /

VDD

 

in

SPI1: Data Out

PINMUX3[27].GIO8

GIO008

 

 

GIO

 

 

 

 

 

 

 

 

 

 

 

 

GIO: GIO[008]

 

GIO007 /

C17

I/O

GIO

VDD

 

in

GIO: GIO[007]

PINMUX3[28].GIO7

SPI0_SDENA[1]

 

 

debou

 

 

 

 

 

 

 

 

nce /

 

 

 

 

 

 

 

 

SPI0

 

 

 

 

 

 

 

 

 

 

 

 

SPI0: Chip Select 1

 

GIO006

B18

I/O

GIO

VDD

 

in

GIO: GIO[006]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO005

D15

I/O

GIO

VDD

 

in

GIO: GIO[005]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO004

B17

I/O

GIO

VDD

 

in

GIO: GIO[004]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO003

G15

I/O

GIO

VDD

 

in

GIO: GIO[003]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO002

F15

I/O

GIO

VDD

 

in

GIO: GIO[002]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO001

E14

I/O

GIO

VDD

 

in

GIO: GIO[001]

 

 

 

 

debou

 

 

 

 

 

 

 

 

nce

 

 

 

 

 

GIO000

C16

I/O

GIO

VDD

 

in

GIO: GIO[000]

 

 

 

 

debou

 

 

 

 

 

nce

PRODUCT PREVIEW

USB_DP

A7

A I/O

USBP VDDA33_USB

 

 

 

HY

USB_DM

A6

A I/O

USBP VDDA33_USB

 

 

 

HY

USB_R1

C7

A I/O

USBP

 

 

 

HY

USB D+ (differential signal pair)

USB D- (differential signal pair)

USB Reference current output

Connect to VSS_USB_REF via 10K Ω ±1% resistor placed as close to the device as

possible.

USB_ID

D5 A I/O USBP VDDA33_USB

 

HY

USB operating mode identification pin

For Device mode operation only, pull up this pin to VDD with a 1.5K ohm resistor.

For Host mode operation only, pull down this pin to ground (VSS) with a 1.5K ohm resistor.

If using an OTG or mini-USB connector, this pin will be set properly via the cable/connector configuration.

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Device Overview

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Texas Instruments TMS320DM355 warranty PINMUX324.GIO1, GIO SPI1SDENA1, PINMUX327.GIO8, PINMUX328.GIO7, Usbdp, USBR1 Usbp

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.