TMS320C6748EZWTA3E

Digital Signal Processor Dsp Overview

The TMS320C6748EZWTA3 is a fixed- and floating-point digital signal processor based on the C674x core, operating at a maximum frequency of 375 MHz. It integrates a two-level cache architecture comprising 32 KB L1P, 32 KB L1D, and 256 KB L2 unified RAM/cache, alongside 128 KB shared memory. The device features an EDMA3 controller with 64 independent channels, multiple serial interfaces including USB 2.0 OTG, SATA, and Ethernet MAC, and supports secure boot via AES-128 encryption. It is housed in a 361-ball NFBGA package.

Digital Signal Processor Dsp Feature Summary

• C674x DSP Core: 375 MHz operation delivering up to 3648 MIPS and 2746 MFLOPS with IEEE single/double precision support.
• Memory Architecture: 256 KB L2 unified mapped RAM/cache, 32 KB L1P, 32 KB L1D, and 128 KB shared RAM accessible by other hosts.
• Peripheral Integration: Includes USB 2.0 OTG, USB 1.1 OHCI, SATA I/II, 10/100 Mbps EMAC, PRU subsystem, and VPIF.
• Security Features: Hardware-based Basic Secure Boot using SHA-1/SHA-256 for validation and AES-128 for image encryption.

Digital Signal Processor Dsp Applications

• Currency Inspection
• Biometric Identification
• Low-End Machine Vision

Digital Signal Processor Dsp Procurement Notes

Verify the specific speed grade suffix (A3 indicates 375 MHz) against project requirements. Confirm RoHS compliance status as per the latest datasheet revision. Ensure ESD handling protocols are followed during assembly due to the fine-pitch NFBGA packaging.

Digital Signal Processor Dsp Selection Notes

Select this component when high-performance floating-point processing is required alongside extensive connectivity options like SATA and Ethernet. Consider the 375 MHz variant if power consumption constraints preclude the use of the higher-speed 456 MHz version, which requires a higher core voltage.

Digital Signal Processor Dsp Part Context

This part belongs to the TMS320C674x family, designed as a low-power applications processor. It combines the C674x DSP core with an ARM926EJ-S host processor (in the broader system context) or serves as a standalone DSP with rich peripherals for embedded control and signal processing tasks.

Digital Signal Processor Dsp Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts and software drivers before considering alternative devices within the same product family.

Digital Signal Processor Dsp FAQ

What is the maximum clock frequency for the TMS320C6748EZWTA3?

The TMS320C6748EZWTA3 operates at a maximum clock frequency of 375 MHz.

Does the TMS320C6748 support secure boot?

Yes, it supports TI Basic Secure Boot, which uses SHA-1 or SHA-256 for validation and AES-128 for boot image encryption to protect intellectual property.

What type of package is used for this device?

The device is available in a 361-ball Pb-Free Plastic Ball Grid Array (PBGA) package with a 0.80-mm ball pitch (ZWT package).