TMS320DM642AZNZ7

Digital Signal Processor Dsp Overview

The TMS320DM642AZNZ7 is a video and imaging fixed-point digital signal processor based on the C64x+ DSP core. It operates at clock rates of 500, 600, or 720 MHz, delivering up to 5760 MIPS. The device features an advanced VLIW architecture with eight functional units and VelociTI.2 extensions for parallel processing. It includes 16 KB L1P cache, 16 KB L1D cache, and 256 KB configurable L2 RAM/cache. Key peripherals include three configurable video ports, a 10/100 Mb/s Ethernet MAC, McASP, and a 64-bit external memory interface. It utilizes a 548-pin BGA package with a 1.0-mm ball pitch.

Digital Signal Processor Dsp Feature Summary

• C64x+ DSP Core: Up to 5760 MIPS at 720 MHz with VelociTI.2 SIMD extensions
• Memory Architecture: 16KB L1P, 16KB L1D, and 256KB flexible L2 unified mapped RAM/cache
• Video Interface: Three configurable video ports (VP0-VP2) supporting multiple standards
• Connectivity: Integrated 10/100 Mb/s Ethernet MAC (EMAC), MDIO, and PCI master/slave

Digital Signal Processor Dsp Applications

• Digital video surveillance systems
• Medical imaging devices
• Network video gateways

Digital Signal Processor Dsp Procurement Notes

Verify the suffix 'A' indicates a 1.4-V internal core voltage and 'ZNZ' specifies the 548-pin BGA package with a 1.0-mm ball pitch. Confirm RoHS compliance status and check for end-of-life notifications via official Texas Instruments channels before procurement.

Digital Signal Processor Dsp Selection Notes

Select this model for applications requiring high-performance video processing with integrated networking capabilities. Ensure the system design supports the 1.4-V core voltage requirement associated with the 'A' suffix. Verify that the 548-pin BGA footprint matches the PCB layout constraints.

Digital Signal Processor Dsp Part Context

This component belongs to the TMS320C6000 platform, specifically designed for digital media applications. It extends the C64x architecture with enhanced multimedia instructions. The DM642 series integrates specialized hardware for video decoding and encoding, distinguishing it from general-purpose DSPs in the same family.

Digital Signal Processor Dsp Replacement Considerations

Check for code-compatible alternatives within the TMS320C64x family. Verify pinout compatibility if substituting with other DM642 variants, noting differences in core voltage and package pitch.

Digital Signal Processor Dsp FAQ

What is the core voltage for the TMS320DM642AZNZ7?

The 'A' suffix indicates a 1.4-V internal core voltage, while I/O remains at 3.3 V.

Does the DM642 support simultaneous video capture and display?

Yes, the three configurable video ports can support both capture and display modes simultaneously.

What is the maximum instruction execution rate?

The device executes up to eight 32-bit instructions per clock cycle, reaching 5760 MIPS at 720 MHz.