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Name: AD7730LBRUZ-REEL
Brand: Analog Devices Inc.
SKU: AD7730LBRUZ-REEL
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc. AD7730LBRUZ-REEL

Part No.:: AD7730LBRUZ-REEL

Manufacturer:: Analog Devices Inc.

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

Datasheet:: AD7730LBRUZ-REEL.pdf

Description:: IC AFE 1 CHAN 24BIT 24TSSOP

In Stock:: 3510

Quantity:: Add To Cart

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AD7730LBRUZ-REEL Specifications

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

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AD7730LBRUZ-REEL information

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AD7730LBRUZ-REEL Typical application Circuitry

AD7730LBRUZ-REEL

The AD7730LBRUZ-REEL is a high-precision, 24-bit analog-to-digital converter (ADC) designed for low-frequency measurement applications. It excels in applications requiring high accuracy and low noise, such as weighing scales, pressure measurement, and medical instrumentation.

Application Scenarios

The AD7730LBRUZ-REEL is ideal for:

- Precision weighing scales

- Industrial process control

- Medical diagnostic equipment

- High-precision data acquisition systems

Parameter Features

Key features of the AD7730LBRUZ-REEL include:

- 24-bit Σ-Δ ADC offering high resolution

- Programmable gain amplifier for signal conditioning

- Low noise performance ideal for high-precision measurements

- Integrated on-chip filtering options

- Serial interface for easy communication with microcontrollers or DSPs

Example Application Scenario: Precision Industrial Weighing Scale

Here's a detailed circuit design using the AD7730LBRUZ-REEL in a precision industrial weighing scale:

Power Supply Connection

Firstly, connect a stable 5V power supply to the AVDD pin (pin 24) and the DVDD pin (pin 23) of the AD7730LBRUZ-REEL. Ensure that the analog ground (AGND, pin 1) and digital ground (DGND, pin 22) are connected to a common ground point but kept separate on the PCB to minimize noise.

Load Cell Interface

Secondly, connect the output of the load cell to the analog input pins, AIN1- (pin 3) and AIN1+ (pin 4). Use shielded cables for these connections to reduce noise and ensure accurate signal transmission from the load cell to the ADC.

Reference Voltage Setup

Thirdly, connect a stable and precise reference voltage to REF IN+ (pin 5) and REF IN- (pin 6). This reference voltage is crucial for achieving accurate conversions, as it sets the scale for the ADC's input signal range.

Serial Communication Interface

Fourthly, configure the serial interface for communication with a microcontroller or DSP. This involves connecting SCLK (Serial Clock, pin 9), MISO (Master In Slave Out, pin 8), MOSI (Master Out Slave In, pin 7), and CS (Chip Select, pin 10) appropriately. This setup enables configuration of the ADC and reading of measurement results.

Filter and Gain Configuration

Lastly, through the serial interface, configure the on-chip filter and programmable gain settings to match the characteristics of the load cell and the application requirements. Adjusting these settings can optimize the performance of the AD7730LBRUZ-REEL for the specific measurement task, balancing speed and noise performance.

Design Considerations

When designing circuits with the AD7730LBRUZ-REEL, consider the following:

- Power Supply Quality: A clean, stable power supply is essential for minimizing conversion errors and achieving high accuracy.

- PCB Layout: Careful layout to separate analog and digital sections, and using shielded cables for analog signals, can significantly reduce noise and interference.

- Reference Voltage Stability: The accuracy of the reference voltage directly impacts the overall measurement accuracy. Use a high-quality, stable reference source.

- Thermal Management: Although the AD7730LBRUZ-REEL is designed for low power consumption, consider thermal issues in designs where this may impact accuracy.

By meticulously following these design guidelines and leveraging the high-resolution capabilities of the AD7730LBRUZ-REEL, engineers can develop advanced weighing systems capable of delivering precise and reliable measurements in industrial and commercial applications.

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6. What is the process for return or replacement of AD7730LBRUZ-REEL?

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 AD7730LBRUZ-REEL we delivered, we will accept the replacement or return of the AD7730LBRUZ-REEL 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 AD7730LBRUZ-REEL.

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

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(1)Inform us within 90 days

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