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Name: AD7732BRUZ
Brand: Analog Devices Inc.
SKU: AD7732BRUZ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. AD7732BRUZ

Part No.:: AD7732BRUZ

Manufacturer:: Analog Devices Inc.

Package:: 28-TSSOP (0.173, 4.40mm Width)

Datasheet:: AD7732BRUZ.pdf

Description:: IC ADC 24BIT SIGMA-DELTA 28TSSOP

In Stock:: 2589

Quantity:: Add To Cart

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AD7732BRUZ Specifications

Packaging:
Bulk,Tube
Series:
-
Product Status:
Active
Number of Bits:
24
Sampling Rate(PerSecond):
15.4k
Number of Inputs:
2
Input Type:
Differential
Data Interface:
SPI, DSP
Configuration:
MUX-ADC
Ratio-S/H:ADC:
-
Number of A/D Converters:
1
Architecture:
Sigma-Delta
Reference Type:
External
Voltage-Supply Analog:
5V
Voltage-Supply Digital:
2.7V ~ 3.6V, 5V
Features:
-
Operating Temperature:
-40°C ~ 105°C

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AD7732BRUZ information

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AD7732BRUZ Typical application Circuitry

AD7732BRUZ

Precision measurement applications are the target market for the high-performance, low-power, 24-bit analog-to-digital converter (ADC) known as the AD7732BRUZ. It is particularly well-suited for applications requiring high-resolution and low-noise performance, such as industrial process control, instrumentation, and medical devices. The AD7732BRUZ features multiple input channels, programmable gain, and a high-speed serial interface.

Key Features

1. 24-bit resolution: Provides high-precision measurements.

2. Multiple input channels: Allows for simultaneous measurement of multiple signals.

3. Programmable gain amplifier (PGA): Offers flexibility in handling different signal amplitudes.

4. Low power consumption: Ideal for battery-operated devices.

5. High-speed serial interface: Facilitates easy communication with microcontrollers or digital signal processors.

Application Scenario: Precision Temperature Measurement System

In this application, the AD7732BRUZ is used to create a precision temperature measurement system, interfacing with a Pt100 RTD (Resistance Temperature Detector) sensor.

1. Sensor Connection: Connect the Pt100 RTD sensor to the analog input channels of the AD7732BRUZ. For example, connect the positive lead of the Pt100 to AIN1(+) and the negative lead to AIN1(-) for differential measurement.

2. Reference Voltage: Apply a stable reference voltage to the REF IN(+) and REF IN(-) pins of the AD7732BRUZ. This reference voltage sets the measurement range of the ADC.

3. Configuration: To adjust the appropriate gain, input channel, and filter settings, use the serial interface of the AD7732BRUZ. You can accomplish this by writing to the relevant control registers.

4. Data Acquisition: Initiate a conversion by sending the appropriate command to the AD7732BRUZ. Once the conversion is complete, read the digital output value through the serial interface.

5. Temperature Calculation: Convert the digital output value to a temperature reading using the known characteristics of the Pt100 RTD sensor and the configuration settings of the AD7732BRUZ.

Design Considerations

- Noise Reduction: Use a low-noise power supply and layout techniques to minimize noise, as it can significantly affect the precision of the measurements.

- Sensor Calibration: Calibrate the Pt100 RTD sensor to ensure accurate temperature readings.

- Thermal Stability: Ensure that the AD7732BRUZ and the reference voltage source have good thermal stability to maintain measurement accuracy over temperature variations.

- Filtering: Configure the filter settings of the AD7732BRUZ to reduce the impact of noise and interference on the measurement.

To sum up, the AD7732BRUZ is an adaptable ADC that works well for applications requiring high precision measurements. By carefully considering the design aspects and properly configuring the device, it is possible to achieve accurate and reliable measurements in various scenarios.

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6. What is the process for return or replacement of AD7732BRUZ?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AD7732BRUZ we delivered, we will accept the replacement or return of the AD7732BRUZ only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AD7732BRUZ.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations