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Name: AD7730BRUZ
Brand: Analog Devices Inc.
SKU: AD7730BRUZ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc. AD7730BRUZ

Part No.:: AD7730BRUZ

Manufacturer:: Analog Devices Inc.

Package:: 24-TSSOP (0.173, 4.40mm Width)

Datasheet:: AD7730BRUZ.pdf

Description:: IC AFE 1 CHAN 24BIT 24TSSOP

In Stock:: 3218

Quantity:: Add To Cart

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AD7730BRUZ Typical application Circuitry

AD7730BRUZ

The AD7730BRUZ is a 24-bit, high-precision, low-noise analog-to-digital converter (ADC) made especially for industrial process control and weighing scale applications. It is designed to be directly connected to a wide range of sensors, including strain gauges, load cells, and pressure sensors.

Situations of Applications:

Applications needing high-resolution and low-noise measurements, like industrial process control, pressure measurement systems, and weighing scales, frequently employ the AD7730BRUZ.

Features of Parameters:

- 24-bit resolution for measurements with great precision

- Signal conditioning using a programmable gain amplifier (PGA) and noise reduction

- using an on-chip digital filter

- Single-ended and differential input channels

- Low power usage for energy-saving functionality

Circuit Design for a Weighing Scale System:

In this application, we will design a weighing scale system using the AD7730BRUZ to interface with a load cell.

1. Load Cell Interface: Connect the load cell to the differential input channels AIN1+ and AIN1- of the AD7730BRUZ.

2. Reference Voltage: Use an external precision voltage reference (e.g., REF02) connected to the REFIN+ and REFIN- pins to provide a stable reference voltage for the ADC.

3. Clock Source: Connect an external crystal oscillator to the XTAL1 and XTAL2 pins to provide a stable clock source for the ADC.

4. SPI Communication: Interface the SPI pins (DOUT/RDY, DIN, SCLK, and CS) of the AD7730BRUZ with the corresponding SPI pins of a microcontroller for data communication.

5. Power Source: Give the AD7730BRUZ's AVDD and DVDD pins a clear, steady 5V power source.

6. Calibration and Configuration: Calibrate the load cell and configure the ADC settings (input channel, gain, filter settings, etc.) through SPI commands from the microcontroller.

Design Considerations:

- Ensure that the load cell and reference voltage sources are stable and accurate to achieve high-precision measurements.

- To reduce noise and interference in the analog signals, use appropriate designing and shielding techniques.

- Implement appropriate filtering and averaging algorithms in the microcontroller to further reduce noise and improve measurement accuracy.

In conclusion, the AD7730BRUZ ADC offers a high level of precision and flexibility for interfacing with various sensors in weighing and industrial process control applications. By following a detailed approach to circuit design and considering key factors, this ADC can be effectively integrated into a wide range of measurement systems.

AD7730BRUZ information

AD7730BRUZ Specifications

Package/Case:
24-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
NumberofBits:
24
NumberofChannels:
1
Power(Watts):
125 mW
Voltage-SupplyAnalog:
5V
Voltage-SupplyDigital:
2.7V ~ 5.25V
MountingType:
Surface Mount

AD7730BRUZ FAQ

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6. What is the process for return or replacement of AD7730BRUZ?

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 AD7730BRUZ we delivered, we will accept the replacement or return of the AD7730BRUZ 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 AD7730BRUZ.

(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