Series:	ADSP-21xx
Packaging:	Tray
Part Status:	Active
Type:	Fixed Point
Interface:	Host Interface, SPI, SSP, UART
Clock Rate:	140MHz
Non-Volatile Memory:	External
On-Chip RAM:	160kB
Voltage - I/O:	3.00V, 3.30V
Voltage - Core:	2.50V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	144-LFBGA
Supplier Device Package:	144-MiniBGA (10x10)
Base Part Number:	ADSP-2191

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Embedded - DSP (Digital Signal Processors)

Digital signal processors (DSP) are specialized microprocessors designed for digital signal processing, a science and technology concerned with the analysis, synthesis, and manipulation of signals that contain digital data. DSPs provide a means for extracting meaningful information from such data and making useful decisions based on their analysis.The ADSP-2191MBCAZ-140 is one example of such a processor. It is a low-power, high-performance processor specifically designed for long-term operation in the harsh environments of embedded applications. The processor offers advanced signal processing capabilities and instruction set architecture making it ideal for a wide variety of signal processing applications.

Application Field

The ADSP-2191MBCAZ-140 is a versatile processor, capable of operating in a wide variety of environments. This processor is well suited for embedded applications due to its low-power, high-performance characteristics. It is capable of reliable operation in the most demanding environments such as those found in industrial automation, automotive, aerospace, and medical instrumentation markets. In addition, the ADSP-2191MBCAZ-140 is an excellent choice for applications requiring real-time operation, hardware floating-point operations, data compression, efficient digital signal processing, and other complex instructions. Moreover, the processor\'s low-power characteristics make it well suited for applications running on battery or solar power.

Working Principle

The ADSP-2191MBCAZ-140 processor is designed around a 32-bit core that is built from a combination of Harvard architecture and Von Neumann architecture. The Harvard architecture consists of two separate memory buses, one for instructions and one for data. This allows for simultaneous instruction and data fetch operations. The Von Neumann architecture allows for data and instructions to be interleaved and for data to be modified within the core of the processor.The processor utilizes sophisticated instruction set architecture which is designed to maximize the performance of the processor while minimizing power consumption. This enables the processor to process more data in the same amount of time, while using less energy.The processor is also designed to allow for efficient manipulation of data. For example, the processor can be programmed to interpret incoming data as a matrix and perform various manipulations on it such as matrix multiplication and matrix inversion. This capability is essential for a wide range of applications, such as image and audio processing. The processor also supports a wide range of data formats, enabling the processor to easily interface with other devices, such as analog-to-digital converters (ADCs). This allows for a wide range of applications, such as data acquisition, medical instrumentation, and audio/video processing.The ADSP-2191MBCAZ-140 processor offers an impressive combination of features and performance. These features, when combined with its low power consumption and robust instruction set, make it an ideal choice for a wide range of embedded applications.

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