Overview
The ADSP-21477KCPZ-1A is a high-performance, low-power floating-point digital signal processor (DSP) from Analog Devices Inc. It is part of the fourth generation of SHARC processors, known for their single-instruction, multiple-data (SIMD) core architecture. This processor operates at a core clock speed of 200 MHz and delivers 1200 MFLOPs, making it suitable for demanding applications such as automotive audio and industrial control. The ADSP-21477KCPZ-1A is code-compatible with all prior SHARC processors, ensuring seamless integration into existing systems. Its low power consumption and high performance make it particularly well-suited for battery-powered applications and environments with higher ambient operating temperatures.
Key Specifications
| Specification | Details |
|---|---|
| Core Clock Speed | 200 MHz |
| Performance | 1200 MFLOPs |
| On-Chip RAM | 2 Mbits |
| Package Options | 88-Lead LFCSP, 100-Lead LQFP |
| Voltage Supply Range | 3.30V |
| Temperature Ranges | Commercial, Industrial, Automotive |
| Accelerators | FIR, IIR, FFT |
| Serial Ports | 8 SPORTs supporting I2S, left-justified sample pair, and TDM modes |
| SPI Ports | 2 SPI-compatible ports supporting master and slave modes |
| PWM Channels | 16 Pulse Width Modulation (PWM) channels |
| Timers | 3 full-featured timers |
Key Features
- High Performance and Low Power: The ADSP-21477KCPZ-1A offers high core performance with low power consumption, making it ideal for battery-powered applications and high-temperature environments.
- Accelerators: Includes FIR, IIR, and FFT accelerators to enhance system performance.
- Digital Applications Interface (DAI): Provides user-definable access to peripherals such as S/PDIF Tx/Rx, 8-channel asynchronous sample rate converter, and more.
- Enhanced DMA Engine: Features scatter/gather DMA, delay line DMA, and direct transfer of data from serial ports to external memory.
- Peripheral Support: Includes UART, Two-Wire Interface, SPI ports, and 16 PWM channels.
- Variable Instruction Set Architecture (VISA): Reduces code size by 20% to 30% and increases memory size availability.
Applications
- Automotive Audio: Suitable for automotive audio systems due to its low power consumption and high performance.
- Industrial Control: Ideal for industrial control applications where low power and high reliability are critical.
- Medical Imaging: Can be used in medical imaging applications due to its high processing capabilities.
- Communications and Test Equipment: Applicable in various communication and test equipment scenarios.
- Motor Control and Imaging: Suitable for motor control and imaging applications requiring high computational power.
Q & A
- What is the core clock speed of the ADSP-21477KCPZ-1A?
The core clock speed is 200 MHz.
- How much on-chip RAM does the ADSP-21477KCPZ-1A have?
The ADSP-21477KCPZ-1A has 2 Mbits of on-chip RAM.
- What types of accelerators are included in the ADSP-21477KCPZ-1A?
The device includes FIR, IIR, and FFT accelerators.
- What are the package options available for the ADSP-21477KCPZ-1A?
The device is available in 88-Lead LFCSP and 100-Lead LQFP packages.
- What is the voltage supply range for the ADSP-21477KCPZ-1A?
The voltage supply range is 3.30V.
- What are the temperature ranges supported by the ADSP-21477KCPZ-1A?
The device supports commercial, industrial, and automotive temperature ranges.
- How many serial ports does the ADSP-21477KCPZ-1A have?
The device has 8 serial ports (SPORTs) supporting I2S, left-justified sample pair, and TDM modes.
- What is the Digital Applications Interface (DAI) in the ADSP-21477KCPZ-1A?
The DAI provides user-definable access to peripherals such as S/PDIF Tx/Rx, 8-channel asynchronous sample rate converter, and more.
- Is the ADSP-21477KCPZ-1A code-compatible with other SHARC processors?
Yes, it is code-compatible with all prior SHARC processors.
- What are some of the key applications of the ADSP-21477KCPZ-1A?
The device is suitable for automotive audio, industrial control, medical imaging, communications, and other high-performance applications.
