Images à titre indicatif uniquement
ADS131M02IRUKR
+NomenclatureIC ADC 24BIT SIGMA-DELTA 20WQFN
-
FabricantTexas Instruments
-
Pièce fabricant #ADS131M02IRUKR
-
Package WQFN-20
-
En stock2048
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 32k |
| Number of Inputs | 2 |
| Input Type | Differential |
| Data Interface | Serial, SPI |
| Configuration | PGA-ADC |
| Ratio - S / H: ADC | 0:2 |
| Number of A/D Converters | 2 |
| Architecture | Sigma-Delta |
| Reference Type | Internal |
| Voltage - Supply, Analog | 2.4V ~ 3.6V |
| Voltage - Supply, Digital | 1.65V ~ 3.6V |
| Features | PGA, Simultaneous Sampling |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 20-WQFN (3x3) |
Présentation
Description
Key features include:
- Multi-Channel Input: Supports two simultaneous input channels, facilitating synchronized data acquisition.
- High Resolution: Offers 24-bit resolution, which provides excellent precision in signal conversion.
- Integrated Features: Includes a low-drift internal reference, programmable gain amplifiers, and a built-in oscillator, minimizing the need for external components.
- Low Power Consumption: Optimized for low power usage, making it suitable for battery-powered applications.
- Digital Filter Options: Provides various digital filter settings to accommodate different application requirements.
- SPI Interface: Utilizes a Serial Peripheral Interface (SPI) for easy integration with microcontrollers and digital signal processors.
The ADS131M02IRUKR is housed in a compact package and supports a wide operating temperature range, enhancing its versatility for different environments.
Equivalent
1. Analog Devices AD7768-1: A 1-channel, 24-bit sigma-delta ADC.
2. Microchip Technology MCP3561: A 1-channel, 24-bit delta-sigma ADC.
3. Maxim Integrated MAX11046: A multi-channel, 24-bit delta-sigma ADC.
These alternatives offer similar functionalities and may vary in features such as channel count, data rate, and power consumption. Always compare specific parameters to ensure suitability for your application.
Features
1. Channels: 2 simultaneous, differential inputs.
2. Resolution: 24-bit for high accuracy.
3. Data Rate: Programmable, up to 32 kSPS per channel.
4. Noise Performance: Excellent, with a low noise floor.
5. Interface: SPI-compatible serial interface for easy integration.
6. Power Consumption: Optimized for low power usage, suitable for battery-powered applications.
7. Supply Voltage: Operates on a 3.0V to 3.6V supply.
8. Package: Available in a compact VQFN package.
9. Temperature Range: Operational from -40°C to 125°C, suitable for industrial environments.
10. Integrated Features: Includes a multiplexer, programmable gain amplifier, and internal reference for enhanced flexibility.
These features make the ADS131M02IRUKR ideal for a variety of precision measurement applications, including medical instrumentation, industrial control, and portable systems.
Pinout
Pin Count and Function:
- Package: The ADS131M02IRUKR comes in a 20-pin VQFN (Very Thin Quad Flat No-lead) package.
- Key Pins and Functions:
- VDD: Power supply pin.
- VSS: Ground pin.
- AVDD/AVSS: Analog power supply and ground.
- DVDD/DVSS: Digital power supply and ground.
- AINxP/AINxN: Differential analog input pairs for channels.
- START: Initiates conversion.
- SCLK: Serial clock input for SPI communication.
- DIN/DOUT: Data input/output for SPI communication.
- CS: Chip select for SPI interface.
- RESET: Resets the device.
- DRDY: Data ready indicator.
- GPIO: General-purpose input/output pins.
Overall, the ADS131M02IRUKR offers high-resolution measurements in a compact 20-pin form factor, suitable for portable and space-constrained applications.
Manufacturer
Application
1. Medical Instrumentation: Used in ECG and EEG devices for precise biological signal measurement.
2. Industrial Automation: Useful in systems requiring accurate sensor data for process control.
3. Energy Metering: Employed in smart meters for accurate power usage monitoring.
4. Consumer Electronics: Utilized in audio and data acquisition systems for enhanced performance.
5. Automotive Systems: Applied in advanced driver-assistance systems (ADAS) for sensor data processing.
Its high resolution and low noise make it suitable for applications needing precise measurements.