TMS320C6421ZWT7

Overview

Product Category

TMS320C6421ZWT7 belongs to the category of digital signal processors (DSPs).

Use

This product is primarily used for processing and manipulating digital signals in various applications such as telecommunications, audio and video processing, industrial control systems, and medical imaging.

Characteristics

• High-performance DSP with advanced features
• Low power consumption
• Integrated peripherals for enhanced functionality
• Efficient code execution and data manipulation capabilities

Package

TMS320C6421ZWT7 is available in a small form factor package, making it suitable for space-constrained applications. The package type is WT (Wire-Bond Thin Quad Flat Pack).

Essence

The essence of TMS320C6421ZWT7 lies in its ability to efficiently process digital signals, enabling high-quality audio and video processing, real-time control, and other signal processing tasks.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Core Architecture: TMS320C64x+
• Clock Speed: Up to 720 MHz
• Instruction Set: VLIW (Very Long Instruction Word)
• Data Memory: 256 KB L2 RAM
• Program Memory: 512 KB L2 ROM
• Operating Voltage: 1.2V
• I/O Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TMS320C6421ZWT7 has a total of 361 pins. The pin configuration is as follows:

• Pins 1-20: Power supply and ground pins
• Pins 21-40: General-purpose input/output pins
• Pins 41-60: External memory interface pins
• Pins 61-80: Serial interface pins
• Pins 81-100: Clock and reset pins
• Pins 101-120: JTAG interface pins
• Pins 121-140: Interrupt and DMA pins
• Pins 141-160: Timer and PWM pins
• Pins 161-180: Audio and video interface pins
• Pins 181-200: Analog-to-digital converter pins
• Pins 201-220: Digital-to-analog converter pins
• Pins 221-240: Miscellaneous control pins
• Pins 241-361: Reserved for future use

Functional Features

1. High-Performance DSP Core

The TMS320C6421ZWT7 is equipped with a powerful DSP core that can execute multiple instructions in parallel, enabling high-speed signal processing.

2. Integrated Peripherals

This DSP integrates various peripherals such as UART, SPI, I2C, and GPIO, providing enhanced functionality and flexibility for system integration.

3. Low Power Consumption

TMS320C6421ZWT7 is designed to operate efficiently with low power consumption, making it suitable for battery-powered devices and energy-conscious applications.

4. Efficient Code Execution

With its VLIW instruction set architecture, this DSP can execute multiple operations simultaneously, optimizing code execution and improving overall performance.

Advantages and Disadvantages

Advantages

• High-performance signal processing capabilities
• Integrated peripherals for enhanced functionality
• Low power consumption
• Efficient code execution with VLIW architecture

Disadvantages

• Limited availability of alternative models
• May require specialized knowledge for programming and optimization

Working Principles

The TMS320C6421ZWT7 operates based on the principles of digital signal processing. It receives digital signals from external sources, processes them using its DSP core, and produces output signals according to the programmed algorithms. The DSP core performs various mathematical operations such as filtering, modulation, and demodulation to manipulate the input signals.

Detailed Application Field Plans

TMS320C6421ZWT7 finds applications in various fields, including:

1. Telecommunications: Used in base stations, voice over IP (VoIP) systems, and wireless communication devices for signal processing and encoding/decoding tasks.
2. Audio and Video Processing: Enables high-quality audio and video processing in multimedia systems, home theaters, and professional audio equipment.
3. Industrial Control Systems: Used in industrial automation and control systems for real-time monitoring, data acquisition, and control tasks.
4. Medical Imaging: Applied in medical imaging devices such as ultrasound machines and MRI scanners for signal processing and image reconstruction.

Alternative Models

While TMS320C6421ZWT7 is a highly capable DSP, there are alternative models available in the market that offer similar functionality. Some notable alternatives include:

1. TMS320C6748: A higher-performance DSP with additional features and increased clock speed.
2. ADSP-21489: A DSP from Analog Devices with comparable performance and integrated peripherals.