TMS320DM641 datasheet(19/179 Pages) TI

19 / 179 page

Device Characteristics

June 2003 − Revised October 2005

SPRS222E

Table 1−2 provides an overview of the DM640 DSP. The table shows significant features of the DM640 device,

including the capacity of on-chip RAM, the peripherals, the CPU frequency, and the package type with pin

count.

Table 1−2. Characteristics of the DM640 Processor

HARDWARE FEATURES

DM640

EMIFA (32-bit bus width)

(clock source = AECLKIN)

EDMA (64 independent channels)

McASP0 (uses Peripheral Clock [AUXCLK])

Peripherals

I2C0 (uses Peripheral Clock)

Peripherals

Not all peripherals pins are

il bl

t th

McBSPs

(internal clock source = CPU/4 clock frequency)

available at the same time

(For more detail see the

Configurable Video Port (VP0)

(For more detail, see the

Device Configuration

10/100 Ethernet MAC (EMAC)

Device Configuration

section).

Management Data Input/Output (MDIO)

VCXO Interpolated Control Port (VIC)

32-Bit Timers

(internal clock source = CPU/8 clock frequency)

General-Purpose Input/Output Port (GP0)

Size (Bytes)

160K

On-Chip Memory

Organization

16K-Byte (16KB) L1 Program (L1P) Cache

16KB L1 Data (L1D) Cache

128KB Unified Mapped RAM/Cache (L2)

CPU ID + CPU Rev ID

Control Status Register (CSR.[31:16])

0x0C01

JTAG BSDL_ID

JTAGID register (address location: 0x01B3F008)

0x0007902F

Frequency

MHz

400

Cycle Time

2.5 ns (DM640-400)

[400-MHz CPU, 100 MHz EMIF†]

Voltage

Core (V)

1.2 V (-400)

Voltage

I/O (V)

3.3 V

PLL Options

CLKIN frequency multiplier

Bypass (x1), x6, x12

BGA Package

23 x 23 mm

548-Pin BGA (GDK and ZDK)

BGA Package

27 x 27 mm

548-Pin BGA (GNZ and ZNZ)

Process Technology

µm

0.13 µm

Product Status‡

Product Preview (PP), Advance Information (AI),

or Production Data (PD)

† On this DM64x™ device, the rated EMIF speed affects only the SDRAM interface on the EMIF. For more detailed information, see the EMIF device

speed portion of this data sheet.

‡ PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard

warranty. Production processing does not necessarily include testing of all parameters.

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