TMS320C6670 和TMS320C6674同样是4核处理器，处理器核心都是C66x，不知道两者有什么区别，可以互相替换么，特别是引脚兼容么？

Chris Meng：

你好，

相关信息可以在TI的官网上找到：

TMS320C6670

TMS320C6674

Applications

Communications and Telecom    

Communications and Telecom    

DSP

4 C66x    

4 C66x    

DSP MHz (Max.)

1000 1200    

1000 1250    

GFLOPS

64 76.8    

64 80    

On-Chip L2 Cache

4096 KB    

2048 KB    

EMAC

10/100/1000    

2-Port 1Gb Switch    

PCI/PCIe

2 PCIe Gen2    

2 PCIe Gen2    

Serial I/O

AIF2 I2C RapidIO SPI UART    

I2C RapidIO SPI TSIP UART    

External Memory Type Supported

DDR3 1600 SDRAM    

DDR3 1600 SDRAM    

Approx. Price (US$)

168.00 | 1ku    

125.00 | 1ku    

Operating Temperature Range (C)

-40 to 100 0 to 85    

-40 to 100 0 to 85    

DRAM

DDR3    

DDR3    

Other On-Chip Memory

2048 KB    

4096 KB    

Hardware Accelerators

VCP2 TCP3d TCP3e FFT Coprocessor    

 

Estimated Package Size (WxL) (mm2)

841FCBGA: 24 x 24: 576 mm2    

841FCBGA: 24 x 24: 576 mm2