AD7730BN

700 INR

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Product Details:

Sensors Specification For strain gauges, pressure sensors, etc.
Resolution Up to 24 Bits (Effective)
Output Serial Digital Data (SPI-Compatible)
Power Source External DC supply
Response Time Rapid - depends on output data rate
Operating Temperature -40C to +85C
Features On-chip digital filter, programmable gain amplifier, high precision, low noise
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AD7730BN Price And Quantity

Minimum Order Quantity 10 Piece
Price 700 INR

AD7730BN Product Specifications

Rated Voltage 5V (Dual Supply)
Usage Precision Measurement, Data Acquisition
Interface Serial (SPI compatible)
Dimension (L*W*H) 32.92mm x 7.62mm x 4.57mm (typical DIP-24)
Weight Approx. 1 g
Power Supply Dual Supply 5V or Single 5V
Supply Voltage 4.75V to 5.25V
Components CMOS ADC, Digital Filter, Programmable Gain Amplifier
Input Differential Analog Voltage
Operating Temperature -40C to +85C
Thickness Standard IC package thickness
Current Rating 12 mA (operating)
Features On-chip digital filter, programmable gain amplifier, high precision, low noise
Size DIP-24 package
Frequency Master Clock 4.9152 MHz
Response Time Rapid - depends on output data rate
Power Source External DC supply
Color Black (Standard IC Package)
Application Weigh Scales, Industrial Process Control, Laboratory Instrumentation
Capacity 32-bit Resolution
Function Sigma-Delta ADC (Analog-to-Digital Converter)
Output Serial Digital Data (SPI-Compatible)
Product Type 32-Bit Sigma-Delta ADC IC
Resolution Up to 24 Bits (Effective)
Sensors Specification For strain gauges, pressure sensors, etc.

AD7730BN Trade Information

Main Domestic Market All India

Product Description

Specification

Base Part Number	AD7730
Voltage Supply Digital	2.7 V ~ 5.25 V
Voltage Supply Analog	5V
Supplier Device Package	24-PDIP
Power	125mW
Part Status	Active
Packaging	Tube
Package Case	24-DIP (0.300", 7.62mm)
Number of Channels	1
Number of Bits	24

High-Precision Analog-to-Digital Conversion

Designed for precision measurement, the AD7730BN utilizes sigma-delta architecture to convert analog sensor signals with outstanding linearity and minimal noise. The integrated programmable gain amplifier and digital filter streamline signal conditioning while maintaining up to 24-bit effective resolution, directly supporting applications such as weigh scales and laboratory instrumentation.

Versatile Mounting and Interface Options

With its standard 24-pin through-hole PDIP package, the AD7730BN ensures straightforward integration into existing or new hardware designs. Its SPI-compatible serial interface enables easy connection with microcontrollers and digital processors, enhancing flexibility across different system architectures.

Robust and Reliable for Industrial Environments

The AD7730BN meets industrial qualification standards and operates reliably over a wide temperature range (-40C to +85C). Its excellent common-mode rejection and low power dissipation further make it suited for use in factory automation, process control, and rugged field environments.

FAQs of AD7730BN:

Q: How does the AD7730BN improve accuracy in precision measurement applications?

A: The AD7730BN offers excellent linearity (0.0010% FSR) and ultra-low input-referred noise (120 nV/Hz at 10 Hz), enabling highly accurate analog-to-digital conversions essential for precision sensing, such as in weigh scales and laboratory equipment.

Q: What is the recommended process for interfacing the AD7730BN with a microcontroller?

A: The AD7730BN communicates via a SPI-compatible serial output. Connect the relevant pins on the DIP-24 package to your microcontrollers SPI interface and configure your system to receive up to 24-bit digital data, ensuring proper timing as per the datasheet guidelines.

Q: When should I use the programmable gain amplifier feature on this ADC?

A: Utilize the programmable gain (1, 2, 32, 64, 128, 256) to optimize the ADCs input range for weak sensor signals, especially from strain gauges or pressure sensors, without compromising resolution or introducing excessive noise.

Q: Where is the best place to deploy the AD7730BN for optimal results?

A: The AD7730BN excels in environments that demand precision such as industrial process controls, field instrumentation, weigh scales, and laboratory analysis, thanks to its industrial-grade performance and robust build.

Q: What power supply options are compatible with the AD7730BN?

A: The device can operate from either a dual 5V or a single 5V supply, supporting supply voltages from 4.75V to 5.25V, allowing for flexibility in different power architectures depending on your applications requirements.

Q: How does the on-chip digital filter benefit data acquisition systems?

A: The on-chip digital filter reduces out-of-band noise and enhances signal integrity, yielding stable, precise digital outputs that are less influenced by power-line interference or other noise sources common in industrial settings.

Q: What advantages does the AD7730BN offer in terms of installation and system design?

A: With through-hole mounting (PDIP-24 form factor), the AD7730BN is easy to install on standard PCBs, and its SPI interface, high input impedance, and robust industrial qualifications streamline hardware design and long-term system reliability.

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