主频能跑到600M的dsp

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FEATURES

Blackfin®

Embedded Processor

External Memory Controller with glueless support for SDRAM, SRAM, FLASH, and ROM

Flexible memory booting options from SPI and external memory

Up to 600MHz high performance Blackfin processor

Two 16-bit MACs, two 40-bit ALUs, four 8-bit video ALUs, 40-bit Shifter

RISC-like register and instruction model for ease of pro-gramming and compiler-friendly support

Advanced debug, trace, and performance monitoring0.8 V to 1.2 V core VDD with on-chip voltage regulation3.3V and 2.5 V tolerant I/O

160-ball mini-BGA, 169-ball lead free PBGA, and 176-lead LQFP packages

PERIPHERALS

Parallel Peripheral Interface (PPI)/GPIO, supporting ITU-R 656 video data formats

Two dual-channel, full duplex synchronous serial ports, sup-porting eight stereo I2S channels12-channel DMA controllerSPI compatible port

Three Timer/Counters with PWM supportUART with support for IrDA®Event HandlerReal-Time ClockWatchdog Timer

Debug/JTAG interface

On-chip PLL capable of 1x to 63x frequency multiplicationCore Timer

MEMORY

Up to 148Kbytes of on-chip memory:16Kbytes of instruction SRAM/Cache64Kbytes of instruction SRAM32Kbytes of data SRAM/Cache32Kbytes of data SRAM

4Kbytes of scratchpad SRAM

Two dual-channel memory DMA controllers

Memory Management Unit providing memory protection

Figure 1.Functional Block Diagram

Blackfin and the Blackfin logo are registered trademarks of Analog Devices, Inc.

Rev. 0

Information furnished by Analog Devices is believed to be accurate and reliable.However, no responsibility is assumed by Analog Devices for its use, nor for anyinfringements of patents or other rights of third parties that may result from its use.Specifications subject to change without notice. No license is granted by implicationor otherwise under any patent or patent rights of Analog Devices. Trademarks andregistered trademarks are the property of their respective owners.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 U.S.A.Tel: 781.329.4700www.1mpi.com: 781.326.8703© 2004 Analog Devices, Inc. All rights reserved.