AD7734BRUZ

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AD7734BRUZ

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IC ADC 24BIT SIGMA-DELTA 28TSSOP

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
ProductStatus Active
NumberofBits 24
SamplingRate(PerSecond) 15.4k
NumberofInputs 4
InputType Single Ended
DataInterface SPI, DSP
Configuration MUX-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType External
Voltage-SupplyAnalog 5V
Voltage-SupplyDigital 2.7V ~ 3.6V, 5V
Features True Bipolar
OperatingTemperature -40°C ~ 105°C
Package/Case 28-TSSOP (0.173, 4.40mm Width)
SupplierDevicePackage 28-TSSOP

Tổng quan

Description

The AD7734BRUZ is a high-precision, 24-bit sigma-delta analog-to-digital converter (ADC) manufactured by Analog Devices. It is designed for applications requiring precise measurement and conversion of low-level signals, such as in industrial process control, medical instrumentation, and high-accuracy data acquisition systems.
Key features of the AD7734BRUZ include:
1. Multi-Channel Input: It supports four fully differential or eight single-ended input channels, allowing for versatility in connecting various sensors or signal sources.

2. High Resolution and Accuracy: With a 24-bit resolution, the ADC provides exceptional accuracy and dynamic range, making it ideal for precision measurements.
3. Programmable Gain: It offers programmable gain settings for each channel, which enhances its adaptability to different signal levels and types.
4. Low Noise and Low Drift: The device is engineered to maintain low noise and minimal drift over temperature changes, ensuring reliable performance.
5. Serial Interface: The ADC communicates through a serial interface, facilitating easy integration with microcontrollers or digital signal processors.
Overall, the AD7734BRUZ is a versatile and reliable solution for demanding ADC applications requiring high precision and multiple channel support.

Equivalent

The AD7734BRUZ is a 24-bit Sigma-Delta ADC from Analog Devices designed for low-level analog signal processing. Equivalent products might include:
1. Texas Instruments ADS1248 - A 24-bit ADC with similar performance characteristics.
2. Microchip Technology MCP3564R - Offers similar sigma-delta architecture.
3. Maxim Integrated MAX11254 - Another 24-bit high-resolution ADC.
4. Cirrus Logic CS5532 - A similar ADC with multi-channel capabilities.
Always verify specifications and pin compatibility when considering alternatives.

Features

The AD7734BRUZ is a high-precision, low-power analog-to-digital converter (ADC) from Analog Devices. Key features include:
1. Resolution and Channels: It provides a 24-bit resolution with four differential input channels or eight single-ended channels, allowing for precise measurements.
2. Programmable Gain Amplifier (PGA): The device includes a PGA with gain settings ranging from 1 to 128, enhancing flexibility in measuring various signal amplitudes.
3. Data Rate: The ADC supports programmable output data rates from 0.01 Hz to 15.625 kHz, catering to diverse application needs.
4. Low Noise and Drift: It offers low noise performance and excellent dc accuracy with minimal offset drift and gain drift over temperature.
5. Communication Interface: It uses a serial interface, compatible with SPI, for easy integration with microcontrollers.
6. Supply Voltage: The device operates with a single supply voltage ranging from 2.7 V to 5.25 V.
7. Power Consumption: Designed for low power usage, making it ideal for battery-powered applications.
8. Temperature Range: It functions over a wide temperature range, typically from -40°C to +105°C.
These features make the AD7734BRUZ suitable for precise, low-power applications in industrial and instrumentation fields.

Pinout

The AD7734BRUZ is a high-precision analog-to-digital converter (ADC) from Analog Devices. It is part of the AD7734 series, which is a 24-bit ADC designed for high-accuracy and low noise applications.
The AD7734BRUZ comes in a 28-lead TSSOP (Thin Shrink Small Outline Package) package. The main functions of the pins include:
1. Analog Input Pins (AIN1+, AIN1-, AIN2+, AIN2-, AIN3+, AIN3-, AIN4+, AIN4-) - These are differential inputs for the four analog channels.
2. Reference Pins (REFIN1+, REFIN1-, REFIN2+, REFIN2-) - These are used for external reference inputs.
3. Power Supply Pins (AVDD, DVDD, AVSS, DGND) - Supply and ground pins for analog and digital sections.
4. Serial Interface Pins (DIN, DOUT, SCLK, CS) - Used for data input, output, clock, and chip select in SPI communication.
5. Other Control Pins (RESET, MODE) - RESET initializes the device, and MODE selects operational settings.
This configuration supports versatile applications, ensuring precision and reliability in measurements.

Manufacturer

The AD7734BRUZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits. The company serves industries such as communications, healthcare, automotive, industrial automation, and consumer electronics, providing solutions for data conversion, signal processing, power management, and more. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is known for its innovation and leadership in signal processing technology, contributing significantly to advancements in electronics and various applications worldwide.

Application

The AD7734BRUZ is a high-precision, low-power analog-to-digital converter (ADC) designed for various applications. It is commonly used in precision data acquisition systems, industrial process controls, and instrumentation. Its ability to handle multiple input channels makes it suitable for multichannel sensor measurement systems. Additionally, it's used in weigh scales, pressure measurement, and temperature monitoring due to its high resolution and accuracy. The low power consumption and compact design also make it ideal for portable and battery-operated devices.

Package

The AD7734BRUZ is housed in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. This package type is known for its compact size and is commonly used for surface-mount applications.

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