ADSP-21479BSWZ-2A

Product Overview

Category

The ADSP-21479BSWZ-2A belongs to the category of digital signal processors (DSPs).

Use

This DSP is designed for a wide range of applications that require high-performance signal processing, such as audio and video processing, telecommunications, industrial control systems, and automotive electronics.

Characteristics

• High-performance: The ADSP-21479BSWZ-2A offers exceptional processing power, enabling complex algorithms and real-time processing.
• Low power consumption: This DSP is designed to optimize power efficiency, making it suitable for battery-powered devices.
• Integrated peripherals: It features various integrated peripherals, including multiple serial interfaces, timers, and general-purpose I/O pins.
• Flexible programming: The ADSP-21479BSWZ-2A supports various programming languages and development tools, allowing developers to easily implement their algorithms.

Package and Quantity

The ADSP-21479BSWZ-2A is available in a surface-mount package. Each package contains one unit of the DSP.

Specifications

• Architecture: 32-bit fixed-point
• Clock Speed: Up to 400 MHz
• Instruction Set: Modified Harvard architecture
• Memory: 512 KB on-chip SRAM, external memory interface
• Analog-to-Digital Converters (ADC): Up to 8 channels, 24-bit resolution
• Digital-to-Analog Converters (DAC): Up to 4 channels, 24-bit resolution
• Serial Interfaces: SPI, I2C, UART
• Timers: Multiple programmable timers
• Operating Voltage: 1.71V to 1.89V

Detailed Pin Configuration

The ADSP-21479BSWZ-2A has a total of 144 pins. Here is a brief overview of the pin configuration:

• Power supply pins: VDD, VSS
• Clock and reset pins: CLKIN, RESET
• Serial interface pins: SPICLK, SPIMISO, SPIMOSI, I2CSCL, I2CSDA, UARTTX, UART_RX
• Analog input/output pins: ADCIN0 to ADCIN7, DACOUT0 to DACOUT3
• General-purpose I/O pins: GPIO0 to GPIO15

For a complete pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The ADSP-21479BSWZ-2A offers several functional features that enhance its performance and usability:

• High-speed processing: With a clock speed of up to 400 MHz, this DSP can handle complex algorithms and real-time processing requirements.
• Integrated peripherals: The DSP includes various peripherals such as ADCs, DACs, and serial interfaces, allowing for seamless integration with other components.
• Flexible memory options: It provides on-chip SRAM for fast data access and an external memory interface for additional storage capacity.
• Extensive development tools: The ADSP-21479BSWZ-2A is supported by a comprehensive set of development tools, including compilers, debuggers, and software libraries, facilitating efficient software development.

Advantages and Disadvantages

Advantages

• High-performance signal processing capabilities
• Low power consumption for energy-efficient applications
• Integration of multiple peripherals simplifies system design
• Flexible programming options for developers
• Comprehensive development tools support

Disadvantages

• Relatively high cost compared to some other DSPs in the market
• Steeper learning curve for beginners due to its advanced features

Working Principles

The ADSP-21479BSWZ-2A operates based on a 32-bit fixed-point architecture. It executes instructions using a modified Harvard architecture, which allows simultaneous instruction fetch and data access. The DSP's core is responsible for executing arithmetic, logical, and control operations on the input data.

The DSP's peripherals, such as ADCs and DACs, enable the conversion of analog signals to digital and vice versa. These peripherals, along with the integrated serial interfaces, facilitate seamless communication with external devices.

Detailed Application Field Plans

The ADSP-21479BSWZ-2A finds applications in various fields, including:

1. Audio and Video Processing: It can be used in audio and video equipment to enhance signal processing capabilities, enabling features like noise cancellation, audio effects, and video encoding/decoding.
2. Telecommunications: The DSP can be utilized in telecommunications systems for tasks such as voice compression, echo cancellation, and modulation/demodulation.
3. Industrial Control Systems: It can be employed in industrial control systems to perform real-time control and monitoring functions, ensuring efficient operation and automation.
4. Automotive Electronics: The DSP can be integrated into automotive electronics for applications like advanced driver assistance systems (ADAS), infotainment systems, and engine control units (ECUs).

Detailed