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LMP91000SDX/NOPB
AFE General Purpose 3.3V/5V 14-Pin WSON EP T/R
LMP91000SDX/NOPB
AFE General Purpose 3.3V/5V 14-Pin WSON EP T/R
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Manufacturer Part # : LMP91000SDX/NOPB
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Package/Case: WSON-14
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Brand: Texas Instruments
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Product Categories : Analog Front End (AFE)
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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LMP91000SDX/NOPB DataSheet
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
The adjustable cell bias and transimpedance amplifier (TIA) gain of the LMP91000 can be easily programmed through the I²C interface. This interface also enables sensor diagnostics, enhancing the functionality of the AFE. Additionally, the integrated temperature sensor provides the opportunity for signal correction or temperature monitoring at the sensor level, further enhancing the accuracy and reliability of the output data
Key Features
- This IC is designed for various electrochemical sensing applications
- It features precision instrumentation amplifier with adjustable gain settings
- The LMP91000SDX/NOPB also has a programmable potentiostat and low power consumption
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Number of input channels | 1 | Features | Temp. Sensor, Transimpedance Amplifier |
| Operating temperature range (°C) | -40 to 85 | Vs (min) (V) | 2.7 |
| Vs (max) (V) | 5.25 | Interface type | Serial I2C |
| Rating | Catalog |
FAQs
What is LMP91000SDX/NOPB?
The LMP91000SDX/NOPB is a programmable analog front-end (AFE) designed by Texas Instruments. It is specifically tailored for electrochemical sensing applications, such as gas detection, environmental monitoring, and chemical analysis.
How Does LMP91000SDX/NOPB Work?
The LMP91000SDX/NOPB works by providing analog signal conditioning and interfacing for electrochemical sensor devices. It features programmable gain and filtering to adapt to different sensor characteristics, enabling accurate measurement of chemical and gas concentrations. The AFE includes a versatile analog output stage for seamless integration with data acquisition systems.
How Many Pins does LMP91000SDX/NOPB have and What are the Functions of the Pinout Configuration?
The LMP91000SDX/NOPB is housed in an 8-pin WSON (Wide Surface Mount) package. The pinout configuration includes:
- VDD: Power supply pin for the device.
- REFout: Reference voltage output pin.
- VREF: Reference input pin for the internal precision voltage reference.
- IN1-, IN1+: Differential input pins for external sensor connection.
- OUT: Analog output pin for interfacing with data acquisition systems.
What are the Pros and Cons of LMP91000SDX/NOPB?
Pros:
- Specialized for Electrochemical Sensing: Tailored for electrochemical sensor applications, ensuring optimized performance for gas and chemical sensors.
- Programmable Features: Offers programmable gain and filtering, enabling flexibility to adapt to various sensor characteristics.
- Integrated Reference Voltage: Includes an internal precision voltage reference, simplifying sensor interface design.
- Small Footprint: With 8-pin WSON package, it provides a compact form factor for space-constrained designs.
Cons:
- Application Specific: May not be suitable for general-purpose analog front-end applications due to its specialized design.
- External Components: Requires careful consideration of external components for optimal sensor interfacing and signal conditioning.
Are There Any Equivalents/Alternatives to LMP91000SDX/NOPB for Recommendation?
- The LMP91000 from Texas Instruments is a similar device with slightly different package options and features.
- Alternatives to the LMP91000SDX/NOPB include the ECAD1 from Analog Devices and the Sensor AFE from Maxim Integrated.
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