AD7718BRUZ

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AD7718BRUZ

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IC ADC 24BIT SIGMA-DELTA 28TSSOP

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Especificações

Atributo Valor
Package Bulk,Tube
ProductStatus Active
NumberofBits 24
SamplingRate(PerSecond) 1.37k
NumberofInputs 4/5, 8/10
InputType Differential, Pseudo-Differential
DataInterface SPI, DSP
Configuration MUX-PGA-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType External
Voltage-SupplyAnalog 2.7V ~ 3.6V, 5V
Voltage-SupplyDigital 2.7V ~ 3.6V, 5V
Features PGA
OperatingTemperature -40°C ~ 85°C
Package/Case 28-TSSOP (0.173, 4.40mm Width)
SupplierDevicePackage 28-TSSOP

Visão Geral

Description

The AD7718BRUZ is a precision analog-to-digital converter (ADC) produced by Analog Devices. It is an 8-channel, 16/24-bit ADC specifically designed for low-frequency measurement applications that require high accuracy and low noise. The device features a sigma-delta architecture, which provides excellent performance in terms of linearity and dynamic range, making it suitable for industrial and instrumentation applications.
Key features of the AD7718BRUZ include programmable gain, which allows for the amplification of small signals, and a low-pass digital filter to reduce noise. It supports a variety of input ranges, enhancing its flexibility in different applications. The ADC operates at low power, which is crucial for battery-powered or energy-efficient systems. Additionally, it supports both unipolar and bipolar inputs.
The AD7718BRUZ communicates via a serial interface, allowing for easy integration with microcontrollers or DSPs. Its compact TSSOP package makes it suitable for space-constrained designs. Overall, the AD7718BRUZ offers high performance and versatility for precision measurement tasks.

Equivalent

The AD7718BRUZ is an analog-to-digital converter (ADC) from Analog Devices. Equivalent products include:
1. AD7708: Another ADC from Analog Devices with similar specifications.
2. MCP3550: A high-precision ADC from Microchip Technology.
3. ADS1220: A low-power, high-precision ADC from Texas Instruments.
4. LTC2440: A high-resolution ADC from Analog Devices (formerly Linear Technology).
Be sure to compare specifications closely to ensure compatibility for your application.

Features

The AD7718BRUZ is a low-power, 24-bit sigma-delta analog-to-digital converter (ADC) designed for data acquisition applications. Key features include:
1. Resolution and Channels: It offers a 24-bit resolution with an 8-channel multiplexer, allowing for the measurement of multiple input signals.
2. Input Types: Supports various input types including single-ended, differential, and pseudo-differential inputs, providing flexibility in measurement configurations.
3. Programmable Gain: Features a programmable gain amplifier (PGA) with gains up to 128, enabling it to handle a wide range of input signal amplitudes.
4. Low Noise and Drift: Designed for low noise and drift performance, making it suitable for precise measurements.
5. On-Chip Peripherals: Includes an on-chip clock oscillator, reference, and an option for an external clock, reducing the need for additional components.
6. Digital Interface: Employs a serial interface for easy integration with microcontrollers and DSPs.
7. Operating Temperature: Provides reliable performance over a wide temperature range.
These features make the AD7718BRUZ ideal for applications requiring high precision and accuracy such as industrial process control and instrumentation.

Pinout

The AD7718BRUZ is a 24-bit Sigma-Delta ADC from Analog Devices, designed for high-precision measurement applications. It comes in a TSSOP (Thin Shrink Small Outline Package) with 28 pins.
The functions of the pins are as follows:
1. Power Supply Pins: AVDD, DVDD - for analog and digital supply voltages, AGND, DGND - for analog and digital grounds.
2. Analog Input Pins: AIN1 through AIN8 - for analog input channels.
3. Reference Voltage Pins: REFIN(+) and REFIN(-) - for external reference input.
4. Communication Pins: SCLK (Serial Clock), DIN (Data In), DOUT (Data Out), CS (Chip Select) - for SPI communication.
5. Control Pins: RDY (Ready), RESET - for data readiness and device reset control.
6. Digital Pins: P3 to P0 - general-purpose I/O pins.
7. Other: MCLKIN, MCLKOUT - for master clock input and output.
This configuration allows the AD7718BRUZ to interface effectively in various applications requiring multi-channel, high-resolution data acquisition. For more specific details, refer to the datasheet provided by Analog Devices.

Manufacturer

The AD7718BRUZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of semiconductor products and solutions. The company is renowned for its expertise in analog, mixed-signal, and digital signal processing technologies.
Analog Devices' products are widely used across various industries, including communications, healthcare, automotive, aerospace, and consumer electronics, among others. The company provides solutions that are integral to the functioning of a variety of modern electronic devices and systems.
In particular, the AD7718BRUZ is an analog-to-digital converter (ADC) known for its precision and is typically used in applications that require high accuracy, such as industrial process control, medical instrumentation, and data acquisition systems.

Application

The AD7718BRUZ is a precision analog-to-digital converter (ADC) used in various applications requiring high accuracy and low noise. Its application areas include:
1. Industrial Process Control: Used for precise monitoring and control of industrial processes.
2. Weigh Scales: Provides accurate weight measurements in digital scales.
3. Medical Instrumentation: Facilitates high-precision data acquisition in medical devices.
4. Data Acquisition Systems: Converts analog signals to digital data for analysis and processing.
5. Temperature Measurement: Used in systems requiring accurate temperature sensing and logging.
6. Pressure Sensors: Converts pressure sensor outputs for digital processing.
These applications leverage its high resolution and low power consumption characteristics.

Package

The AD7718BRUZ is packaged in a TSSOP (Thin Shrink Small Outline Package), which is designed to be compact with a small footprint suitable for surface mounting on circuit boards.

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