AD7190BRUZ

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AD7190BRUZ

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IC ADC 24BIT SIGMA-DELTA 24TSSOP

  • ПроизводительКомпания Analog Devices Inc.

  • Мфр. Часть #AD7190BRUZ

  • Лист данных AD7190BRUZ DataSheet

  • Пакет TSSOP-24

  • В наличии3979

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Bulk,Tube
ProductStatus Active
NumberofBits 24
NumberofInputs 2, 4
InputType Differential, Pseudo-Differential
DataInterface SPI, DSP
Configuration MUX-PGA-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType External
Voltage-SupplyAnalog 5V
Voltage-SupplyDigital 2.7V ~ 5.25V
Features PGA
OperatingTemperature -40°C ~ 105°C
Package/Case 24-TSSOP (0.173, 4.40mm Width)
SupplierDevicePackage 24-TSSOP

Обзор

Description

The AD7190BRUZ is a high precision, low noise, 24-bit analog-to-digital converter (ADC) from Analog Devices. It is designed for applications requiring high accuracy and low noise, such as weigh scales, pressure measurement, and temperature monitoring. The AD7190 offers a programmable gain amplifier (PGA) with gains up to 128, allowing for a wide range of input signals. It operates with a power supply range from 3V to 5.25V and features a complete on-chip clock generator. The device also includes an integrated low-noise amplifier, and it supports both unipolar and bipolar input ranges.
The AD7190 provides a variety of features including internal calibration, temperature sensor, and an on-chip oscillator, which eliminates the need for an external clock source. It supports a serial peripheral interface (SPI) for communication and is available in a 16-lead TSSOP package. The converter's high resolution and low noise make it ideal for precision measurement applications where reliability and accuracy are critical.

Equivalent

The AD7190BRUZ is a low noise, 24-bit Sigma-Delta ADC from Analog Devices. Equivalent products with similar specifications might include:
1. AD7192: Also from Analog Devices, offers similar features with slight differences in performance.
2. ADS1256: From Texas Instruments, a 24-bit, high-precision delta-sigma ADC.
3. MCP3561: From Microchip Technology, a 24-bit ADC with similar capabilities.
When considering equivalents, always check specific performance metrics and pin compatibility.

Features

The AD7190BRUZ is a high-precision, low noise, 24-bit analog-to-digital converter (ADC) from Analog Devices, designed for high-resolution measurement applications. Key features include:
1. 24-Bit Sigma-Delta ADC: Provides high resolution and accuracy.
2. Low Noise: Offers excellent noise performance, suitable for precise measurements.
3. Programmable Gain Amplifier (PGA): Allows gains up to 128, enhancing low-level signal measurement.
4. Multiple Channels: Supports four differential or eight single-ended inputs, enabling flexibility in sensor interfacing.
5. Internal Clock: Eliminates the need for an external clock source, simplifying design integration.
6. Synchronous Sampling: Facilitates simultaneous sampling of multiple channels.
7. On-Chip Temperature Sensor: Provides additional system monitoring capabilities.
8. Low Power Consumption: Efficient power usage, making it suitable for battery-powered applications.
9. Digital Interface: SPI-compatible interface for easy integration with microcontrollers.
10. Voltage Reference: Includes an on-chip reference, ensuring stable operation.
These features make the AD7190BRUZ suitable for applications like weigh scales, industrial process control, and medical instrumentation.

Pinout

The AD7190BRUZ is a 24-bit sigma-delta analog-to-digital converter (ADC) from Analog Devices. It comes in a 20-lead TSSOP (Thin Shrink Small Outline Package). The pin count for the AD7190BRUZ is 20.
Key functions of the AD7190BRUZ include:
1. Analog Input Channels: It has a 4-channel differential input or 8-channel single-ended input, offering flexibility for various applications.
2. Clock Input: It supports both internal and external clock sources.
3. SPI Interface: It communicates with microcontrollers via a Serial Peripheral Interface (SPI).
4. Reference Input: It includes differential reference inputs for accurate measurements.
5. Power Supply Pins: It operates with an analog power supply (AVDD) and a digital power supply (DVDD).
6. Reset and Control Pins: There are pins for resetting the device and controlling various functions.
The AD7190BRUZ is well-suited for precision measurement applications like weigh scales and temperature monitoring due to its high resolution and low noise performance.

Manufacturer

The AD7190BRUZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing, manufacturing, and marketing a wide range of semiconductor products, including integrated circuits and signal processing solutions. The company is widely recognized for its high-performance analog, mixed-signal, and digital signal processing (DSP) technologies, which are used in various applications across different industries, such as communications, healthcare, automotive, industrial, and consumer electronics. Analog Devices is known for its innovation and leadership in the semiconductor industry, providing critical components that enhance the efficiency and performance of electronic devices.

Application

The AD7190BRUZ is a high-resolution Sigma-Delta ADC primarily used in precision measurement applications. Key application areas include:
1. Weigh Scales: Utilized for its high accuracy and low noise performance.
2. Temperature Measurement: Suitable for RTD and thermocouple interfaces due to low drift.
3. Strain Gauge Applications: Offers precise measurement of small signals.
4. Pressure Sensors: Ideal for capturing accurate pressure readings.
5. Industrial Process Control: Ensures precision in monitoring and control systems.
6. Data Acquisition Systems: Provides reliable data conversion for various sensors.
7. Medical Instrumentation: Used in applications requiring high-resolution data conversion.
These applications leverage the ADC's noise performance, input flexibility, and filtering capabilities.

Package

The AD7190BRUZ is housed in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. This package is compact, making it suitable for space-constrained applications while offering robust performance for the high-resolution, low-noise analog-to-digital converter it encases.

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