ADSP-21478YSWZ-2B

Product Overview

Category

ADSP-21478YSWZ-2B 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 audio and video processing, telecommunications, control systems, and image processing.

Characteristics

• High-performance DSP with advanced signal processing capabilities
• Low power consumption
• Integrated peripherals for enhanced functionality
• Flexible and programmable architecture
• Real-time processing capabilities

Package

ADSP-21478YSWZ-2B is available in a compact surface-mount package, allowing for easy integration into electronic systems.

Essence

The essence of ADSP-21478YSWZ-2B lies in its ability to efficiently process digital signals, enabling complex algorithms and computations in real-time applications.

Packaging/Quantity

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

Specifications

• Architecture: Harvard
• Clock Speed: Up to 400 MHz
• Data Word Length: 32 bits
• Instruction Set: Modified Harvard Architecture Single Instruction Multiple Data (MIMD)
• On-Chip Memory: 544 KB RAM, 4 MB Flash
• I/O Interfaces: UART, SPI, I2C, GPIO
• Operating Voltage: 1.8V - 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADSP-21478YSWZ-2B has a total of 144 pins. The pin configuration is as follows:

• Pins 1-16: Digital I/O
• Pins 17-32: Analog Inputs
• Pins 33-48: Analog Outputs
• Pins 49-64: Power Supply and Ground
• Pins 65-80: Serial Peripheral Interface (SPI)
• Pins 81-96: Inter-Integrated Circuit (I2C)
• Pins 97-112: Universal Asynchronous Receiver/Transmitter (UART)
• Pins 113-128: General-Purpose Input/Output (GPIO)
• Pins 129-144: Reserved

Functional Features

1. High-Speed Processing: The ADSP-21478YSWZ-2B offers a clock speed of up to 400 MHz, enabling fast and efficient signal processing.
2. Integrated Peripherals: This DSP includes UART, SPI, I2C, and GPIO interfaces, allowing for seamless integration with other devices.
3. Real-Time Capabilities: With its real-time processing capabilities, the ADSP-21478YSWZ-2B is suitable for applications that require immediate response and low latency.
4. Flexible Architecture: The programmable architecture of this DSP allows for customization and adaptation to various application requirements.

Advantages and Disadvantages

Advantages

• High-performance signal processing capabilities
• Low power consumption
• Integrated peripherals simplify system design
• Real-time processing capabilities enable time-critical applications
• Flexible architecture allows for customization

Disadvantages

• Limited on-chip memory compared to some other DSPs
• Higher cost compared to lower-end DSPs
• Steeper learning curve for programming and optimization

Working Principles

The ADSP-21478YSWZ-2B operates based on the Harvard architecture, which separates instruction and data memory. It executes instructions in parallel, enabling high-speed processing. The DSP performs arithmetic and logical operations on digital signals using its ALU (Arithmetic Logic Unit) and specialized hardware accelerators. The processed signals are then sent to the output interfaces or further processed as required by the application.

Detailed Application Field Plans

The ADSP-21478YSWZ-2B finds applications in various fields, including:

1. Audio and Video Processing: This DSP can be used in audio and video systems to enhance sound quality, perform real-time audio effects, and enable video encoding/decoding.
2. Telecommunications: It is suitable for telecommunication systems, such as voice over IP (VoIP) applications, where it can handle signal processing tasks efficiently.
3. Control Systems: The ADSP-21478YSWZ-2B can be utilized in control systems for motor control, robotics, and automation, providing precise and responsive control algorithms.
4. Image Processing: It can be employed in image processing applications, such as medical imaging or surveillance systems, to perform complex image analysis and enhancement.

Detailed and Complete Alternative Models

1. ADSP-21479YSWZ-2B: Similar to ADSP-21478YSWZ-2B but with higher on-chip memory capacity.
2. ADSP-21477YSWZ-2B: Lower-cost alternative with slightly reduced performance and features.
3. ADSP-21475YSW