LMP90100MHE/NOPB
Analog to Digital Converters - ADC Multi-CH Lo Pwr 24B Sensor AFELMP90100MHE/NOPB
Analog to Digital Converters - ADC Multi-CH Lo Pwr 24B Sensor AFE
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Manufacturer Part # : LMP90100MHE/NOPB
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Package/Case: HTSSOP-28
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Brand: Texas Instruments
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Product Categories : Analog Front End (AFE)
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Shipping & Payment
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Service & Packaging
Service & Packaging
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LMP90100MHE/NOPB DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
In addition to its advanced features, the LMP90100MHE/NOPB offers two sets of independent external reference voltage pins for multiple ratiometric measurements and two matched programmable current sources for exciting external sensors such as resistive temperature detectors and bridge sensors. With the provision of seven GPIO pins for interfacing with external LEDs and switches, the device simplifies control across an isolation barrier, making it a versatile solution for a wide range of sensor applications
Key Features
- Analog front-end for high-precision measurement
- Precise 24-bit ADC for accurate measurement data
- Dual-channel AFE for simultaneous sensor measurement
- Low-noise signal conditioning for accurate readings
- Fast conversion rate for real-time sensor measurement
- Integrated diagnostics for easy troubleshooting
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Resolution (Bits) | 24 | Sample rate (max) (ksps) | 0.215 |
Number of input channels | 7 | Interface type | SPI |
Architecture | Delta-Sigma | Input type | Differential, Single-ended |
Multichannel configuration | Multiplexed | Rating | Catalog |
Reference mode | External | Input voltage range (max) (V) | 5.5 |
Input voltage range (min) (V) | 0 | Features | Excitation Current Sources (iDACs), PGA |
Operating temperature range (°C) | -40 to 125 | Power consumption (typ) (mW) | 1.2 |
Analog supply (min) (V) | 2.85 | Analog supply voltage (max) (V) | 5.5 |
Digital supply (min) (V) | 2.7 | Digital supply (max) (V) | 5.5 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is LMP90100MHE/NOPB?
The LMP90100MHE/NOPB is a precision integrated sensor signal conditioner designed by Texas Instruments. It is ideal for applications requiring high-precision sensor measurements, such as temperature, pressure, and strain sensors in industrial and automotive systems.
How Does LMP90100MHE/NOPB Work?
The LMP90100MHE/NOPB works by conditioning sensor signals to provide accurate and stable output readings. It incorporates programmable analog signal conditioning blocks, digital filters, and temperature compensation features to enhance sensor measurement accuracy. The device supports various sensor types and offers digital communication for interfacing with microcontrollers.
How Many Pins does LMP90100MHE/NOPB have and What are the Functions of the Pinout Configuration?
The LMP90100MHE/NOPB is housed in a 48-pin TSSOP (Thin Shrink Small Outline Package) package. The pinout configuration includes:
- AVDD, DVDD: Analog and digital power supply pins, respectively.
- AVSS, DVSS: Analog and digital ground pins, respectively.
- SENSOR+/-: External sensor input pins.
- REFIN: Reference voltage input pin.
- SDI, SDO, SCLK, CS: Serial interface control pins.
- ALERT: Alert output pin for status indication.
- RESET: Reset input pin.
- GPIO: General-purpose input/output pin.
What are the Pros and Cons of LMP90100MHE/NOPB?
Pros:
- High Precision: Provides high-accuracy sensor signal conditioning for precise measurements.
- Programmable Blocks: Offers flexibility with programmable analog signal conditioning blocks.
- Digital Filters: Includes digital filters for noise reduction and signal enhancement.
- Temperature Compensation: Features temperature compensation to maintain measurement accuracy over a wide temperature range.
- Versatile Interface: Supports digital communication with microcontrollers for easy integration.
Cons:
- Complexity: Requires understanding of sensor characteristics and calibration for optimal performance.
- External Components: May necessitate additional components for specific sensor types or applications.
- Cost: High-precision sensor conditioners like the LMP90100MHE/NOPB may have a higher cost compared to simpler alternatives.
Are There Any Equivalents/Alternatives to LMP90100MHE/NOPB for Recommendation?
- The ADS1250 from Texas Instruments offers similar precision sensor conditioning capabilities.
- Alternatives to the LMP90100MHE/NOPB include the AD7793 from Analog Devices and the MAX1457 from Maxim Integrated.
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