ADS7924IRTER

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ADS7924IRTER

IC ADC 12BIT SAR 16WQFN

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規格

Package Tape & Reel (TR),Cut Tape (CT)
Series microPOWER™
ProductStatus Active
NumberofBits 12
SamplingRate(PerSecond) 100k
NumberofInputs 4
InputType Single Ended
DataInterface I²C
Configuration MUX-ADC
NumberofA/DConverters 1
Architecture SAR
ReferenceType Supply
Voltage-SupplyAnalog 2.2V ~ 5.5V
Voltage-SupplyDigital 1.65V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
Package/Case 16-WFQFN Exposed Pad
SupplierDevicePackage 16-WQFN (3x3)

概述

Description

The ADS7924IRTER is a precision, low-power, 12-bit analog-to-digital converter (ADC) from Texas Instruments, designed for applications that require accurate and efficient signal processing. It features a 4-channel multiplexer, allowing the conversion of multiple analog signals to digital form. The ADC operates with a supply voltage range of 2.7V to 5.25V, making it suitable for battery-powered devices.
Key specifications include a sample rate of up to 1000 samples per second (SPS), an internal reference voltage, and a low power consumption of approximately 2.5 µA in sleep mode. The device supports both SPI and I2C communication protocols, providing flexibility in interfacing with microcontrollers and digital systems.
The ADS7924 is ideal for applications in industrial automation, medical devices, and portable instrumentation, where precision and low power consumption are critical. It is available in a compact package, facilitating integration into space-constrained designs. Overall, the ADS7924IRTER is a robust solution for high-performance, low-power analog signal processing.

Features

The ADS7924IRTER is a 24-bit analog-to-digital converter (ADC) from Texas Instruments, designed for precision applications. Key features include:
1. Resolution: 24-bit resolution, providing high accuracy in signal conversion.
2. Sampling Rate: Up to 90 kSPS, allowing for fast data acquisition.
3. Input Range: Differential input with a full-scale range suitable for varied applications.
4. Power Supply: Operates on a single supply voltage, typically +5V, enabling easy integration.
5. Interface: Serial Peripheral Interface (SPI) for straightforward communication with microcontrollers and digital systems.
6. Low Noise: Features low noise and low distortion, ensuring high fidelity in signal processing.
7. Integrated Reference: Contains an internal reference voltage, simplifying design and reducing external component count.
8. Temperature Range: Qualified for industrial temperature range (-40°C to +105°C), suitable for harsh environments.
9. Chopper Stabilized: Minimizes offset drift and enhances performance over temperature.
These features make the ADS7924IRTER ideal for applications in industrial automation, medical devices, and data acquisition systems.

Package

The ADS7924IRTER is packaged in a VQFN (Very Thin Quad Flat No-lead) format, specifically a 16-pin VQFN package. This type of package is designed for compactness and efficient thermal performance, making it suitable for various applications in electronics.

Pinout

The ADS7924IRTER is a 24-bit analog-to-digital converter (ADC) from Texas Instruments. It has a total of 16 pins. The key functions of the pins include:
1. Power (VDD, VSS): Supply voltage and ground.
2. Analog Inputs (AIN0 - AIN3): Four differential input channels for analog signals.
3. Digital I/O (DOUT, DIN, SCLK): Data output, data input, and serial clock for communication.
4. Chip Select (CS): Used to activate the device for communication.
5. Reference Input (VREF): External reference voltage input for ADC operation.
6. Conversion Control (CONVST): Initiates the conversion process.
7. Interrupt (INT): Signals conversion completion and data readiness.
8. Test Pins (TDI, TDO): Used for testing and diagnostics.
This ADC is designed primarily for precision data acquisition applications in industrial and medical devices.

Manufacturer

The ADS7924IRTER is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing products. The company serves various markets, including industrial, automotive, communications, and consumer electronics. TI is known for its innovation in analog technology, data converters, microcontrollers, and wireless solutions, making it a prominent player in the semiconductor industry. Established in 1930 and headquartered in Dallas, Texas, Texas Instruments focuses on providing high-performance solutions for diverse applications.

Application

The ADS7924IRTER is a 24-bit analog-to-digital converter (ADC) commonly used in applications such as industrial process monitoring, sensor data acquisition, medical instrumentation, and high-precision weighing systems. Its high resolution and low power consumption make it suitable for battery-operated devices and portable measurement equipment. Additionally, it is utilized in automotive sensor applications and communication systems for accurate signal processing.

Equivalent

The ADS7924IRTER is a 24-bit, 4-channel ADC. Equivalent products include the following:
1. AD7991 - 12-bit, 4-channel ADC from Analog Devices.
2. MCP3424 - 18-bit, 4-channel ADC from Microchip.
3. LTC2415 - 24-bit, single-channel ADC from Analog Devices.
4. MAX11614 - 16-bit, 4-channel ADC from Maxim Integrated.
Ensure to verify specifications and compatibility for your specific application.

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