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Showing Results For: Embedded - DSP (Digital Signal Processors)

Embedded - DSP (Digital Signal Processors)

In contrast to microprocessors or microcontrollers, similar devices, digital signal processors have internal architectures tailored for the continuous execution of algorithms dominated by multiplication and addition operations performed on a continuous stream of data. This sets them apart from algorithms that are dominated by conditional logic or a multitude of concurrent processes. They are frequently employed in programs like audio and video signal processing. Moreover, DSPs are mainly designed for arithmetic operations, i.e., addition, subtraction, multiplication, and division. They take worldly signals such as audio, videos, voice, pressure, temperature, and point, digitized and arithmetically manipulated, and then present them in digital form.

What are Digital Signal Processors Used For?

They are frequently used in consumer electronics like mobile phones, disc drives, and high-definition television (HDTV) products, as well as in areas including audio signal processing, telecommunications, digital image processing, radar, sonar, and voice recognition systems.

Importance of DSPs:

A visual representation are the advantages of DSPs. Because it considerably raises the overall value of hearing protection, digital signal processing is crucial. DSP lowers noise without obstructing the speech signal, in contrast to passive protection.

Types of Digital Signal Processors DSPs:

These microprocessors are provided in two major types, which are discussed below:

Fixed-point Processors

GPRs are employed as an internal storage mechanism, and the fixed-point processor uses non-privileged instructions. The Power PC fixed-point processor uses the following registers for non-privileged instructions. 32 General-Purpose Registers of 32 bits (GPRs). Furthermore, a fixed point DSP is mainly designed to present and control integers and negative or positive whole numbers in a context.

Additional Features of Fixed-point DSPs

  • These processors cease instructions to test the particular set of situations.
  • They load up and store information in an updated form, in which the source GPRs with the EA.
  • Easy to work with
  • The fixed-point mathematical content instructions are treated in registers of 32-bit assigned numbers
  • Data can be moved between registers and storage using the Fixed-Point String instructions without worrying about alignment.

Floating-point Processors

High-performance floating-point operation execution is offered by the floating-point processor. There are instructions for performing math, comparison, and other operations in floating-point registers and transferring floating-point data between storage and the registers.

Benefits of DSPs:

  • Sound can be changed without making any changes in the first copy
  • More common, lower cost
  • Errors-free operations
  • Data can be compressed easily
  • Transfers data with less noise, misrepresentation, and intervention.
  • Processing method is more adaptable and reliable

Applications of DSPs:

  • Smartphones
  • Computers and other electronic machines
  • Telecommunications
  • Digitized image processing
  • High-definition Television (HDTV)
  • Sonar and Radars
  • Disc drivers
  • Speech identification techniques

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Analog Devices Inc.
AD21573WCBCZ400, Analog Devices Inc.
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£ 20.68
Freescale Semiconductor
MSC8144VT800B, Freescale Semiconductor
913 In Stock
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£ 147.32
Freescale Semiconductor
MSC8144ETVT800A, Freescale Semiconductor
9 In Stock
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2 +
£ 190.73
NXP Semiconductors
MSC8156TAG1000B, NXP Semiconductors
Obsolete
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£ 253.42
Freescale Semiconductor
MSC8156ESAG1000B, Freescale Semiconductor
Obsolete
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£ 220.06
Texas Instruments
X66AK2E05XABD25, Texas Instruments
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X66AK2H06AXAAW2, Texas Instruments
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TMX320C6678ACYP, Texas Instruments
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TMX320C6A8168CYG, Texas Instruments
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TMX320C5514AZCH12, Texas Instruments
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TMS320C6678AXCYP25, Texas Instruments
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£ 275.43
Texas Instruments
TMS320C6678AXCYP, Texas Instruments
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£ 222.46
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TMS320C6670XCYPA, Texas Instruments
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TMS320C6678XCYP, Texas Instruments
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TMS320C6670XCYPA2, Texas Instruments
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TMX320DM8168ACYG, Texas Instruments
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Texas Instruments
TMS320C6A8168BCYG2, Texas Instruments
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TMS320C6A8168ACYG2, Texas Instruments
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TMX320C6670AXCYP, Texas Instruments
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TMS320C6670AXCYPA, Texas Instruments
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£ 274.22
Texas Instruments
TMS320C6678XCYPA, Texas Instruments
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X66AK2H12AAWA2, Texas Instruments
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TMS320C6670AXCYPA2, Texas Instruments
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Texas Instruments
X66AK2H06AAW2, Texas Instruments
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TMS320C6678XCYP25, Texas Instruments
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