Texas Instruments

TMS320C6421ZWTL

TMS320C6421ZWTL Description

The TMS320C6421ZWTL is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, designed for demanding embedded applications. This IC is part of the TMS320C642x series and features a clock rate of 400MHz, ensuring rapid processing capabilities. It is housed in a 361-NFBGA package, suitable for surface mount applications. The TMS320C6421ZWTL operates within a temperature range of 0°C to 90°C (TJ), making it suitable for a variety of industrial and consumer environments.

TMS320C6421ZWTL Features

• Clock Rate: 400MHz, providing high-speed processing for real-time applications.
• Memory: Equipped with 64kB of ROM and 96kB of on-chip RAM, offering ample storage for program instructions and data.
• Voltage Requirements: Supports core voltages of 1.05V and 1.20V, and I/O voltages of 1.8V and 3.3V, ensuring compatibility with various power supply configurations.
• Interface Options: Features a comprehensive set of interfaces including HPI, I2C, McASP, McBSP, UART, and 10/100 Ethernet MAC, facilitating versatile connectivity options.
• Compliance: Meets REACH and ROHS3 standards, ensuring environmental and safety compliance.
• Packaging: Supplied in a tube package, suitable for bulk handling and automated assembly processes.
• Moisture Sensitivity Level: MSL 3 (168 Hours), indicating moderate sensitivity to moisture, which is typical for many electronic components.

TMS320C6421ZWTL Applications

The TMS320C6421ZWTL is ideal for applications requiring high computational power and efficient data processing. Its fixed-point architecture is particularly well-suited for signal processing tasks in telecommunications, audio processing, and industrial control systems. The integrated Ethernet MAC makes it suitable for networked devices, while the extensive I/O options support complex system designs. Use cases include:

• Telecommunications: For baseband processing in wireless communication systems.
• Audio Processing: In high-fidelity audio equipment for real-time signal processing.
• Industrial Control: For real-time control and monitoring in industrial automation.
• Networking: In embedded network devices requiring efficient data handling and communication.

Conclusion of TMS320C6421ZWTL

The TMS320C6421ZWTL offers a robust combination of performance, memory, and connectivity options, making it a versatile choice for embedded applications. Its 400MHz clock rate and extensive I/O capabilities provide significant advantages over similar models, ensuring it can handle complex tasks efficiently. Despite being marked as obsolete, the TMS320C6421ZWTL remains a reliable option for legacy systems and applications where its specific features are required. For designers and engineers seeking a high-performance DSP with a proven track record, the TMS320C6421ZWTL is a compelling choice.