Overview
The ADSP-21479KSWZ-1A is a high-performance, low-power digital signal processor (DSP) from Analog Devices Inc., part of the fourth generation SHARC Processor family. This DSP is designed to offer high core performance and advanced peripherals, making it suitable for various applications, including automotive audio and industrial control. The ADSP-21479KSWZ-1A operates at a core clock speed of up to 300 MHz and delivers 1596 MFLOPs, making it an efficient choice for battery-powered devices and high-temperature environments.
Key Specifications
| Specification | Details |
|---|---|
| Core Clock Speed | Up to 300 MHz |
| Performance | 1596 MFLOPs |
| On-Chip RAM | 5 Mbits |
| External Memory Interface | 16-bit wide SDR SDRAM |
| Package Type | 100-Lead LQFP (14mm x 14mm w/ heatsink) |
| Temperature Range | Commercial, Industrial, and Automotive |
| Serial Ports (SPORTs) | 8 serial ports supporting I2S, left-justified sample pair, and TDM modes |
| PWM Channels | 16 Pulse Width Modulation (PWM) channels |
| Timers | 3 full-featured timers |
| Other Peripherals | UART, Two-Wire Interface, SPI-compatible ports, Real-Time Clock (RTC), Watch Dog Timer, Shift Registers |
Key Features
- FIR, IIR, and FFT Accelerators: Enhance system performance with hardware-based filter accelerators.
- Variable Instruction Set Architecture (VISA): Reduces code size by 20% to 30% and increases memory size availability.
- Digital Applications Interface (DAI): Enables user-definable access to peripherals, including S/PDIF Tx/Rx and asynchronous sample rate converters.
- Enhanced DMA Engine: Includes scatter/gather DMA and delay line DMA for efficient data transfer.
- Audio and Application-Focused Peripherals: Supports multiple audio interfaces, including S/PDIF and I2S modes.
- Low Power Consumption: Suitable for battery-powered applications and high-temperature environments.
Applications
- Automotive Audio: Ideal for automotive audio systems due to its low power consumption and high performance.
- Industrial Control: Suitable for industrial control applications requiring high processing power and low power consumption.
- Battery-Powered Devices: Well-suited for devices that require efficient power management.
- Audio Processing: Supports advanced audio processing with multiple audio interfaces and accelerators.
Q & A
- What is the core clock speed of the ADSP-21479KSWZ-1A?
The core clock speed of the ADSP-21479KSWZ-1A is up to 300 MHz.
- How much on-chip RAM does the ADSP-21479KSWZ-1A have?
The ADSP-21479KSWZ-1A has 5 Mbits of on-chip RAM.
- What type of external memory interface does the ADSP-21479KSWZ-1A support?
The ADSP-21479KSWZ-1A supports a 16-bit wide SDR SDRAM external memory interface.
- What are the key peripherals included in the ADSP-21479KSWZ-1A?
The key peripherals include UART, Two-Wire Interface, SPI-compatible ports, Real-Time Clock (RTC), Watch Dog Timer, and Shift Registers.
- What is the Variable Instruction Set Architecture (VISA) feature?
VISA reduces code size by 20% to 30% and increases memory size availability.
- What are the typical applications of the ADSP-21479KSWZ-1A?
Typical applications include automotive audio, industrial control, battery-powered devices, and advanced audio processing.
- What is the package type of the ADSP-21479KSWZ-1A?
The package type is a 100-Lead LQFP (14mm x 14mm w/ heatsink).
- Does the ADSP-21479KSWZ-1A support multiple serial ports?
Yes, it supports 8 serial ports (SPORTs) with various modes including I2S, left-justified sample pair, and TDM.
- What is the temperature range of the ADSP-21479KSWZ-1A?
The temperature range includes Commercial, Industrial, and Automotive grades.
- Does the ADSP-21479KSWZ-1A have any power management features?
Yes, it is designed for low power consumption, making it suitable for battery-powered applications and high-temperature environments.
