TMS320DM640GNZ400

Digital Signal Processor Dsp Overview

The TMS320DM640GNZ400 is a video and imaging fixed-point digital signal processor from Texas Instruments. It features a C64x DSP core operating at a maximum clock frequency of 400 MHz. The device integrates 256 Kbytes of L2 memory, two 8-bit video ports, an Ethernet MAC, and multiple serial communication interfaces including McASP, McBSP, I2C, and HPI. It utilizes a 548-pin FCBGA package and supports standard power supply voltages required for embedded video processing applications.

Digital Signal Processor Dsp Feature Summary

• C64x DSP core with 400 MHz maximum clock speed
• Integrated 256 Kbytes of L2 memory
• Dual 8-bit video ports (VP0, VP1) for capture and display
• On-chip Ethernet Media Access Controller (EMAC)

Digital Signal Processor Dsp Applications

• Video codec implementations
• Imaging signal processing systems
• Set-top box designs

Digital Signal Processor Dsp Procurement Notes

Verify the specific ordering suffix GNZ400 against the manufacturer's current data manual to confirm pinout compatibility and electrical specifications. Ensure that the procurement source provides documentation consistent with the SPRS222F revision. Confirm that the component meets all environmental and regulatory standards specified in the official datasheet before integration into production hardware.

Digital Signal Processor Dsp Selection Notes

Select this model when a 400 MHz processing rate is sufficient for the target video or imaging algorithm. Compare the integrated peripheral set, specifically the dual video ports and EMAC, against requirements to determine if the DM641 variant with additional resources is necessary. Evaluate the 548-pin FCBGA package constraints during the PCB layout phase to ensure adequate routing space for the high-density interconnects.

Digital Signal Processor Dsp Part Context

This component belongs to the TMS320DM64x family of digital media processors. It shares architectural similarities with the TMS320DM641 but offers a lower clock frequency and a reduced peripheral configuration. The device is designed to handle fixed-point digital signal processing tasks within the DaVinci platform ecosystem.

Digital Signal Processor Dsp Replacement Considerations

The TMS320DM641AZNZ400 serves as a higher-performance alternative within the same package family. Verify functional equivalence by comparing the specific peripheral configurations and memory sizes defined in the respective device characteristics tables.