AD7703AR

1100 INR

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Product Details:

Product Type 16-bit Sigma-Delta ADC
Application Analog signal measurement, sensor interfacing, instrumentation, datalogging
Supply Voltage +5V DC
Dissipation Power 50 mW (typical)
Operating Temperature -40C to +85C
Power Consumption Low power, typ 1 mA
Temperature Range -40C to +85C
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Product Description

AD7703AR Price And Quantity

Price 1100 INR
Minimum Order Quantity 10 Piece

AD7703AR Product Specifications

Application Analog signal measurement, sensor interfacing, instrumentation, datalogging
Product Type 16-bit Sigma-Delta ADC
Operating Temperature -40C to +85C
Weight Approx. 0.25g
Power Consumption Low power, typ 1 mA
Dissipation Power 50 mW (typical)
Supply Voltage +5V DC
Size SOIC-24 package
Temperature Range -40C to +85C
Voltage Regulator Type Not integrated
Input Voltage 0V to +5V (referenced to ground)

AD7703AR Trade Information

Main Domestic Market All India

Product Description

Specification

Architecture	Sigma-Delta
Voltage Supply Digital	5V
Supplier Device Package	20-SOIC
Sampling Rate	4k (Per Second)
Reference Type	External
Ratio SH ADC	11
Part Status	Active
Packaging	Tube
Package Case	20-SOIC (0.295&amp;quot;, 7.50mm Width)
Operating Temperature	-40 deg C ~ 85 deg C
Number of Inputs	1
Number of Bits	20
Input Type	Single Ended
Data Interface	SPI
Configuration	S/H-ADC
Base Part Number	AD7703

Versatile High-Resolution A/D Conversion

The AD7703AR delivers 16-bit resolution with the choice of differential or single-ended input, ensuring high accuracy for analog measurement tasks. It supports applications requiring precise ADC performance, such as data acquisition systems, sensor signal conversion, and instrumentation.

Flexible Input and Calibration Options

With programmable gain and selectable unipolar or bipolar input types, the AD7703AR can adapt to a variety of signals. On-chip features like self and system calibration, along with an integrated clock oscillator, simplify operation and help maintain consistent accuracy over time.

FAQs of AD7703AR:

Q: How can the AD7703AR be interfaced with a microcontroller?

A: The AD7703AR utilizes a serial (SPI-compatible) interface, allowing easy connection to most modern microcontrollers or processors. Two-wire communication enables both command input and data output using minimal pins.

Q: What advantages does the programmable gain amplifier provide?

A: The onboard programmable gain amplifier allows users to adjust the input range to maximize resolution and signal-to-noise ratio, which is particularly beneficial for low-level sensor signals in demanding measurement applications.

Q: When should the input be configured as unipolar or bipolar?

A: Choose the unipolar configuration when measuring signals that only vary above ground, and opt for bipolar mode if your signal swings both above and below ground reference. This flexibility is useful across various sensor and instrumentation tasks.

Q: Where is the AD7703AR commonly used in India?

A: In India, the AD7703AR is widely used in sensor interfacing modules, data logging devices, and industrial instrumentation, distributed by electronics suppliers and utilized by equipment manufacturers for accurate analog-to-digital conversion.

Q: What is the process for calibrating the AD7703AR for optimal accuracy?

A: Calibration can be performed using the on-chip self-calibration or system calibration modes. These modes automatically adjust internal parameters to correct for offset and gain errors, ensuring reliable measurements.

Q: How does the AD7703ARs power consumption benefit portable designs?

A: With a typical power consumption of just 1 mA and a dissipation power of 50 mW, the AD7703AR is well-suited for battery-operated and portable instruments, supporting extended operational life and reduced energy demands.

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