ADS125H02IRHBR

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ADS125H02IRHBR

IC ADC 24BIT SIGMA-DELTA 32VQFN

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規格

Part Status Active
Base Product Number ADS125H02
Number of Bits 24
Sampling Rate (Per Second) 40k
Number of Inputs 3
Input Type Differential, Single Ended
Data Interface SPI, Parallel
Configuration MUX-PGA-ADC
Ratio - S/H:ADC 0:1
Number of A/D Converters 1
Architecture Sigma-Delta
Reference Type External, Internal
Voltage - Supply, Analog 5V ~ 36V
Voltage - Supply, Digital 2.7V ~ 5.25V
Features PGA
Operating Temperature -45°C ~ 125°C
Package 32-VFQFN Exposed Pad
Supplier Device Package 32-VQFN (5x5)
Mounting Type Surface Mount
Packaging Tape & Reel (TR)

概述

Description

The ADS125H02IRHBR is a high-performance, 24-bit analog-to-digital converter (ADC) designed for precision measurement applications. It features a dual-channel input, making it suitable for differential or single-ended signal processing. The ADC offers a maximum data rate of 30 kSPS, which allows for rapid sampling of analog signals.
Key features include low noise, high dynamic range, and programmable gain amplification, enabling users to adapt the device to various signal levels. The integrated digital filter helps reduce noise further, enhancing measurement accuracy. The ADS125H02 also supports multiple power-down modes, which helps conserve energy in battery-powered applications.
It communicates via a Serial Peripheral Interface (SPI), making it easy to integrate into microcontroller-based systems. Typical applications include industrial process control, medical instrumentation, and data acquisition systems, where high precision and reliability are essential.
Overall, the ADS125H02IRHBR is suitable for engineers seeking an efficient and accurate ADC solution for their high-resolution analog signal processing needs.

Features

The ADS125H02IRHBR is a high-performance, 24-bit analog-to-digital converter (ADC) designed for precision applications. Key features include:
1. Sampling Rate: Up to 30 kSPS, enabling fast data acquisition.
2. Input Range: Supports both single-ended and differential inputs for versatile signal types.
3. Resolution: 24-bit resolution ensures high accuracy and low noise.
4. Low Noise: Excellent noise performance, critical for precision measurements.
5. Built-in PGA: Programmable Gain Amplifier (PGA) with adjustable gain settings enhances signal conditioning.
6. Digital Filter: Integrated digital filtering options for signal processing.
7. Supply Voltage: Operates from a single supply voltage of 2.7V to 5.25V.
8. Interface: SPI-compatible digital interface facilitates easy integration with microcontrollers or DSPs.
9. Temperature Range: Industrial temperature range (-40°C to +85°C) for robustness in various environments.
10. Low Power Consumption: Efficient power usage, making it suitable for portable applications.
These features make the ADS125H02IRHBR ideal for applications like industrial automation, medical devices, and instrumentation.

Package

The ADS125H02IRHBR is packaged in a 16-pin HTQFP (Thin Quad Flatpack) package. This type is designed for surface mounting and offers a compact form factor suitable for space-constrained applications.

Pinout

The ADS125H02IRHBR is a 24-bit analog-to-digital converter (ADC) with a total of 24 pins. Here are the key pin functions:
1. Power Pins:
- AVDD: Analog power supply.
- DVDD: Digital power supply.
- AGND: Analog ground.
- DGND: Digital ground.
2. Analog Input Pins:
- AIN0 - AIN1: Differential analog input channels.
3. Digital Interface Pins:
- DOUT: Data output.
- DIN: Data input.
- SCLK: Serial clock input.
- CS: Chip select.
4. Control Pins:
- START: Start conversion command.
- RESET: Resets the ADC.
- DRDY: Data ready indicator.
- GAIN: Gain selection for input signal.
5. Configuration Pins:
- REFP, REFN: Reference voltage pins.
This ADC is designed for precision measurement applications, offering features like programmable gain and differential input.

Manufacturer

The manufacturer of the ADS125H02IRHBR is Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. Founded in 1930, TI designs and manufactures a wide range of electronic components and technologies, including analog and embedded processing products. The company is well-known for its innovations in the fields of analog circuitry, digital signal processing, and microcontrollers, serving various industries such as automotive, consumer electronics, industrial, and communications. TI is recognized for its focus on high-performance, energy-efficient solutions and has a significant presence in the semiconductor market.

Application

The ADS125H02IRHBR is a high-performance, 24-bit analog-to-digital converter (ADC) used in applications such as industrial process control, medical instrumentation, weigh scales, and sensor data acquisition. Its high resolution and low noise make it suitable for precision measurement tasks, including temperature, pressure, and load cells. Additionally, it is utilized in portable and battery-operated devices due to its low power consumption.

Equivalent

The ADS125H02IRHBR is a high-resolution analog-to-digital converter (ADC) from Texas Instruments. Equivalent products include:
1. ADS125H02 - Same series, slightly different packaging options.
2. ADS1256 - 24-bit ADC with similar performance.
3. AD7706 - Analog Devices 24-bit ADC with integrated signal processing.
4. MCP3564 - Microchip's 24-bit ADC with built-in programmable gain amplifier.
Always check specifications for compatibility and performance requirements.

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