Texas Instruments

TMS320C6421ZWT4

TMS320C6421ZWT4 Description

The TMS320C6421ZWT4 from Texas Instruments is a high-performance fixed-point digital signal processor (DSP) from the TMS320C642x series, designed for demanding embedded applications. Packaged in a 361-BGA form factor, this DSP operates at a 400MHz clock rate and features a dual-voltage architecture (1.05V/1.20V core, 1.8V/3.3V I/O), ensuring efficient power management. With 64kB of on-chip ROM and 96kB of RAM, it delivers robust processing capabilities for real-time signal processing tasks. Its surface-mount design and RoHS3 compliance make it suitable for modern, environmentally conscious electronics manufacturing.

TMS320C6421ZWT4 Features

• High-Speed Processing: 400MHz fixed-point DSP core optimized for low-latency signal processing.
• Rich Peripheral Set: Includes HPI, I2C, McASP, McBSP, UART, and 10/100 Ethernet MAC, enabling seamless integration with communication and control systems.
• Dual-Voltage Operation: Supports 1.05V/1.20V core and 1.8V/3.3V I/O, balancing performance and power efficiency.
• On-Chip Memory: 64kB ROM and 96kB RAM reduce external memory dependency, enhancing system responsiveness.
• Industrial Robustness: Operates in 0°C to 90°C (TJ) environments, suitable for industrial and automotive applications.
• Compliance: REACH unaffected, ECCN 3A991A2, and MSL 3 (168 hours) rated for reliability in harsh conditions.

TMS320C6421ZWT4 Applications

This DSP excels in applications requiring real-time data processing and high-speed connectivity, such as:

• Telecommunications: Baseband processing, VoIP gateways, and network infrastructure.
• Industrial Automation: Motor control, PLCs, and real-time sensor data processing.
• Embedded Systems: Medical imaging, audio processing, and automotive infotainment.
• IoT Edge Devices: Low-power, high-performance edge computing nodes with Ethernet connectivity.

Conclusion of TMS320C6421ZWT4

The TMS320C6421ZWT4 stands out for its balanced performance, power efficiency, and rich peripheral integration, making it ideal for real-time DSP applications. Its industrial-grade robustness and compliance with global standards ensure reliability in diverse environments. Whether for telecom, industrial, or embedded systems, this DSP offers a scalable solution for high-speed signal processing with minimal external component dependency.