Comparison Chart D.Module2.DM642 - Texas Instruments DM64x DaVinci Video DSPs
This chart compares the resources and interfaces available on the D.Module2.DM642 with other Texas Instruments DaVinci Video DSPs from the DM64x product line. Features not shown in this table are identical throughout the DM64x DaVinci family.
D.Module2.DM642 | TMS320DM640 | TMS320DM641 | TMS320DM643 | TMS320DM647 | TMS320DM648 | |
max. core clock | 720 MHz | 400 MHz | 500 MHz | 600 MHz | 1100 MHz | 1100 MHz |
peak MMACs | 5760 | 3200 | 4000 | 4800 | 8800 | 8800 |
hardware accelerators | - | - | - | - | VICP | VICP |
internal L2 RAM | 256K | 128K | 128K | 256K | 256K | 512K |
DRAM | 64-bit SDRAM | 32-bit SDRAM | 64-bit SDRAM | 64-bit SDRAM | 32-bit DDR2 | 32-bit DDR2 |
Ethernet | 10/100 Mbit/s | 10/100 Mbit/s | 10/100 Mbit/s | 10/100 Mbit/s | 2-port 10/100/1000 Mbit/s with switch | 2-port 10/100/1000 Mbit/s with switch |
Video Ports | 3 | 2 | 2 | 3 | 5 | 5 |
McBSP | 2 | 2 | 2 | 2 | - | - |
McASP | 1 | 1 | 1 | 1 | 1 | 1 |
asynchr. EMIF | 32-bit | 64-bit | 64-bit | 64-bit | 16-bit | 16-bit |
PCI | - | - | - | - | 1 | 1 |
USB | 2.0 | - | - | - | - | - |
Note: some peripherals may not be available simultaneously due to pin-.multiplexing |