ADSP-21584KBCZ-4A

Series:	SHARC®
Packaging:	Tray
Part Status:	Active
Type:	Floating Point
Interface:	CAN, EBI/EMI, Ethernet, DAI, I²C, MMC/SD/SDIO, SPI, SPORT, UART/USART, USB OTG
Clock Rate:	450MHz
Non-Volatile Memory:	ROM (512 kB)
On-Chip RAM:	640kB
Voltage - I/O:	3.30V
Voltage - Core:	1.10V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	349-LFBGA, CSPBGA
Supplier Device Package:	349-CSPBGA (19x19)
Base Part Number:	ADSP-21584

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Embedded - DSP (Digital Signal Processors)
Digital signal processors (DSPs) are high-performance, customized processors with architecture and peripherals that are optimized to process digital signals such as audio and video streams. The ADSP-21584KBCZ-4A is a digital signal processor manufactured by Analog Devices, Inc. It is a 32-bit embedded DSP with high performance and low power consumption, making it ideal for a variety of applications such as digital streaming, interactive audio and video, custom audio and video processing, voice and speech recognition and reproduction, wireless, and data compression.
Application Fields
The ADSP-21584KBCZ-4A is widely used in a range of embedded applications such as automotive and industrial control, medical, military and aerospace, and consumer electronics. The high performance processor and the integrated peripheral set make it suited for automotive multimedia applications such as video streaming, interactive audio and video processing, and voice recognition, as well as for military and aerospace applications such as radar and sonar signal processing. It is also used in consumer electronics such as home entertainment systems and portable audio players.
Performance and Features
The ADSP-21584KBCZ-4A features a 524 MHz clock speed, 4.2 SERDES links, and 16K instruction cache. It also features a dual media processing units (MPUs), 16 hardware expression units and 2K FPUs. The instruction cache allows for faster loading and fetching of instructions, and the dual MPUs enable parallel processing for increased performance. The hardware expression units allow for processing of common linear algebraic equations and signal processing algorithms with lower latency. The FPUs enable floating-point arithmetic for more accurate results. Additionally, the processor offers an advanced power-saving mode for improved battery life.
Working Principle
The ADSP-21584KBCZ-4A utilizes an advanced modified Harvard architecture with a very long instruction word (VLIW). This architecture allows a single instruction to be decoded and executed on up to 16 data processing elements, which are independently programmable and can each execute a separate instruction. The processor has 8 data memories and 4 instruction memories, which allow for simultaneous execution of multiple instructions on multiple data elements. Additionally, it includes an instruction prefetch unit which fetches instructions from memory to reduce wait states and improve performance. The processor also features a conditional instruction execution unit which allows instructions to be executed based on conditions in the data stream.
Conclusion
The ADSP-21584KBCZ-4A is a highly advanced and powerful 32-bit embedded DSP designed for a variety of embedded applications such as automotive and industrial control, medical, military and aerospace, and consumer electronics. It features a 524 MHz clock speed and 16K instruction cache, as well as dual MPUs, 16 hardware expression units, and 2K FPUs for improved performance and reduced latency. The processor is optimized for digital streaming, interactive audio and video, custom audio and video processing, voice and speech recognition and reproduction, wireless, and data compression applications. Additionally, it offers an advanced power-saving mode for improved battery life.

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