AD7884APZ

Number of A/D Converters:	1
Base Part Number:	AD7884
Supplier Device Package:	44-PLCC (16.59x16.59)
Package / Case:	44-LCC (J-Lead)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	±5V
Voltage - Supply, Analog:	±3V, ±5V
Reference Type:	External
Architecture:	Flash
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	Parallel
Input Type:	Single Ended
Number of Inputs:	1
Sampling Rate (Per Second):	166k
Number of Bits:	16
Part Status:	Active
Packaging:	Tube

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DATA ACQUISITION - ANALOG TO DIGITAL CONVERTERS (ADC)Analog to Digital Converters (ADC) are also known as data acquisition systems and Analog to Digital Interfaces. A ADC converter generally converts analog signals or voltage into digital signals, which are in turn used to send data and control logic over a digital bus. The AD7884APZ is a high speed ADC, featured with a single-channel, 18-bit resolution and a 14-bit data converter, with a sampling rate of up to 25Msps. It is also equipped with 3-wire Serial Peripheral Interface (SPI) with 16-word FIFO (first-in, first-out) memory. All these features make it ideal for applications such as video/audio processing, medical imaging, instrumentation and communication systems. The AD7884APZ has a wide range of applications. This is due to its low power consumption and high sampling rate. It is used in applications such as video surveillance systems, home security systems, ultrasound and RADAR. Aside from that, it can be used for a wide range of analog to digital (A/D) conversions. Furthermore, with its 3-wire data interface, it is also suitable for applications where data has to be transferred over a short distance in a short time.In terms of operation, the AD7884APZ is capable of accepting two differential analog input signals, either alternating current (AC) signals or direct current (DC) signals. These signals can range from 0.5V to 4.5V. The ADC converts them into a digital value which is a binary number. The AD7884APZ also has a number of digital signal processing features. It has a Bandwidth Limiter (BWL) and Bandwidth selection (BWS) for noise reduction and gain control. It also has an Automatic Gain Control (AGC), which gives the user control over the signal-to-noise ratio. In addition, the AD7884APZ has a digital output filter (DF) or high-speed filter that helps to reduce the harmonic distortion caused by the analog signals. This helps to clean up the signal and reduce the noise before being sent to the digital bus.Overall, the AD7884APZ is a high-speed, low-power ADC device with a high degree of measurement and data acquisition accuracy. With its wide range of applications, it is suitable for use in a variety of applications. These include video and audio processing, medical imaging, instrumentation and communication systems. Furthermore, its 3-wire SPI interface provides an effective method for transferring data in short periods of time and over short distances.

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