AMC7891SRHHT Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Analog Monitor/Control Circuit
Number of Channels:	8
Resolution (Bits):	10 b
Sampling Rate (Per Second):	500k
Data Interface:	SPI
Voltage Supply Source:	Single Supply
Voltage - Supply:	4.75 V ~ 5.5 V
Operating Temperature:	-40°C ~ 105°C
Mounting Type:	Surface Mount
Package / Case:	36-VFQFN Exposed Pad
Supplier Device Package:	36-VQFN (6x6)
Base Part Number:	AMC7891

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Introduction

The AMC7891SRHHT is a special purpose data acquisition device that is used to process analog-to-digital and digital-to-analog signals. It is designed to provide an efficient and accurate way to process signals for various applications. The AMC7891SRHHT uses several different technologies to accomplish this, including pulse-width modulation (PWM) and delta-sigma modulation (DSM).

Applications

The AMC7891SRHHT can be used for a variety of applications, including industrial, automotive, medical, and aerospace. It can be used in any type of system requiring precision analog-to-digital conversion or digital-to-analog conversion. It is particularly well suited for applications that have high-resolution sensors, require low power consumption, or need very fast processing speeds.

Working Principle

The AMC7891SRHHT uses an architecture that combines pulse-width modulation (PWM) and delta-sigma modulation (DSM) technologies. PWM is used to convert analog signals into a binary (digital) format. The resulting signal is then processed through the DSM technology. This method ensures that the signals can be accurately digitized with a high degree of accuracy. Prior to the signals being sent to the analog-to-digital converter, the device divides them into multiple bitstreams. It then passes each bitstream through a low-pass filter, which removes high-frequency noise. The output of the filter is then averaged out and converted into a digital format. After that, the digital signal is further processed by the delta-sigma modulator. The modulator converts it into the bitstreams that are sent to the analog-to-digital converter.The data is then read by the AMC7891SRHHT and stored in memory. The memory is also used to store calibration profiles and scale factors. The calibration profiles are used to adjust the gain and offset of the data. The scale factors can be used for any necessary conversions. The stored data can be processed and analyzed through the built-in DSP algorithm.The AMC7891SRHHT is capable of transferring the data to a microcontroller or digital signal processor. This can then be used for further processing or to be used for a variety of applications.

Conclusion

The AMC7891SRHHT is a specialized data acquisition device that can be used for a variety of applications. It uses pulse-width modulation and delta-sigma modulation techniques to ensure that the signals can be accurately digitized and stored in memory. The data can then be processed through a built-in DSP algorithm, calibrated with gain and offset adjustments, and sent to a microcontroller or digital signal processor for further processing. The AMC7891SRHHT is a versatile and accurate device that can be used for many applications.

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