Description
Here's a concise introduction to the Texas Instruments ADS131B04QPWRQ1:
The ADS131B04QPWRQ1 is a high-performance 4-channel quad analog-to-digital converter (ADC) specifically designed for automotive applications, including functional safety systems. This delta-sigma ADC offers exceptional noise performance and a wide operating temperature range (-40°C to +125°C) as per AEC-Q100 standards.
With its four simultaneous-sampling channels, the device can process up to 32 kHz of data while maintaining a high level of accuracy and precision. The programmable gain and data rate allow for flexible configuration to suit various application requirements.
The ADS131B04QPWRQ1 also features built-in functions such as global-chop mode and noise performance that enable accurate measurements in noisy environments. Additionally, this device is designed with automotive-grade materials and manufacturing processes to ensure reliability and longevity in harsh vehicle environments.
Features
The ADS131B04QPWRQ1 features:
- AEC-Q100 qualified for automotive applications
- Functional Safety-Capable with documentation available
- 4 simultaneous-sampling, differential input ADCs
- Programmable data rate: Up to 32 kSPS
- Programmable gain: Up to 128
- Noise performance: 0.82 µV RMS at 1 kSPS, gain = 8
- Global-chop mode for offset drift removal
- High-impedance analog inputs for direct sensor connection
- Integrated negative charge pump for input signal measurements below ground
- Crosstalk between channels: –120 dB
- Low-drift internal reference: 1.2 V
- Precision internal oscillator
- CRC on communications and register map
- Analog and digital supplies: 2.7 V to 3.6 V
- Low power consumption: 5 mW at 3.3-V AVDD and DVDD
Package
The package type for ADS131B04QPWRQ1 is a 20-TSSOP (0.173", 4.40mm Width).
Pinout
The ADS131B04QPWRQ1 has a 20-pin TSSOP package. The pin functions are:
- VCC: Power supply (2.7V to 3.6V)
- GND: Ground
- AVDD: Analog power supply (2.7V to 3.6V)
- DVDD: Digital power supply (1.8V to 3.6V)
- SCLK: Serial clock input
- SDAT: Serial data input/output
- SYNC: Synchronization input
- REFOUT: Reference output
- INT: Interrupt output
- PWRDN: Power-down input
- VCCQ: Quadrature power supply (2.7V to 3.6V)
- GNDQ: Quadrature ground
Note that some pins may have additional functions or be used for specific features like the delta-sigma ADC.
Manufacturer
The manufacturer of the ADS131B04QPWRQ1 is Texas Instruments (TI). TI is a leading semiconductor company that designs, manufactures, and tests semiconductors and related technologies. They are known for their wide range of products, including analog and embedded processing chips, as well as their expertise in areas such as automotive, industrial, medical, and consumer electronics.
Applications
According to the product information, some potential application areas of the ADS131B04QPWRQ1 include:
- Industrial automation
- Process control
- Motor control
- Power quality monitoring
- Medical devices
- Data acquisition systems
- Test and measurement equipment
These applications benefit from its features such as AEC-Q100 qualification, 4-channel quad ADC, and low power consumption.
Payment
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Warranty
I made a big order, everything came quickly, 5 days before saratov. Packed well, although the box was a little wrinkled. There are no visible defects, i did not check the performance. The product fully corresponds to the description. Seller recommend