Overview: TMS320DM643 .ti. SPRS269D – FEBRUARY 2005 – REVISED OCTOBER 2010
TMS320DM643 Video/Imaging Fixed-Point Digital Signal Processor
Check for Samples: TMS320DM643 1 TMS320DM643 Video/Imaging Fixed-Point Digital Signal Processor 1234
• High-Performance Digital Media Processor – 2-, 1.67-ns Instruction Cycle Time – 500-, 600-MHz Clock Rate – Eight 32-Bit Instructions/Cycle – 4000, 4800 MIPS – Fully Software-patible With C64x™
• VelociTI.2™ Extensions to VelociTI™ Advanced Very-Long-Instruction-Word (VLIW) TMS320C64x™ DSP Core – Eight Highly Independent Functional Units With VelociTI.2™ Extensions: • Six ALUs (32-/40-Bit), Each Supports Single 32-Bit, Dual 16-Bit, or Quad 8-Bit Synchronous Memories (SDRAM, SBSRAM, ZBT SRAM, and FIFO) – 1024M-Byte Total Addressable External Memory Space • Enhanced Direct-Memory-Access (EDMA) Controller (64 Independent Channels) • 10/100 Mb/s Ethernet MAC (EMAC) – IEEE 802.