TMS320C6421ZWT5

Digital Signal Processor Dsp Overview

The TMS320C6421ZWT5 is a fixed-point digital signal processor from the Texas Instruments TMS320C642x series. It features a C64x+ DSP core operating at a maximum clock frequency of 600 MHz. The device integrates 96 KB of on-chip RAM and utilizes a 361-pin NFBGA (16x16 mm) package. Core supply voltages are 1.05 V and 1.20 V, with I/O voltages supporting 1.8 V and 3.3 V levels. It includes boundary scan capabilities and supports multiple communication interfaces.

Digital Signal Processor Dsp Feature Summary

• C64x+ fixed-point DSP core with 600 MHz maximum clock speed
• Integrated 96 KB on-chip RAM for data and instruction storage
• 361-pin NFBGA (16x16 mm) surface-mount package
• Supports HPI, I2C, MCASP, McBSP, UART, and 10/100 Ethernet MAC interfaces

Digital Signal Processor Dsp Applications

• Low-end to midrange wireless system applications
• Digital signal processing tasks requiring fixed-point arithmetic
• Embedded control systems utilizing C64x+ architecture

Digital Signal Processor Dsp Part Context

This component belongs to the TMS320C642x family, which also includes variants like the TMS320C6424. Other pin-compatible or functionally similar packages in this series include the ZDU4 (376-BGA) and ZWT6 (361-NFBGA). The ZWT5 designation specifically identifies the 600 MHz speed grade within the 361-pin NFBGA form factor.

Digital Signal Processor Dsp Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Variants such as TMS320C6421ZWT4 or TMS320C6421ZWT6 share the same package but may differ in speed grades or qualification levels.