LMP91000SD

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LMP91000SD

Analog Front End - AFE

  • Manufacturer
  • Mfr. Part #LMP91000SD
  • Package
  • Datasheet
  • In Stock12739

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Specifications

Overview

Description

The LMP91000SD is a precision analog front-end device designed for electrochemical sensors, particularly in applications such as gas detection and environmental monitoring. It is optimized for potentiometric and amperometric measurements, providing high accuracy and low noise performance. The device features integrated programmable gain amplifiers, reference voltage generation, and a built-in ADC, which simplifies the design process by reducing the need for external components.
The LMP91000SD supports multiple sensor configurations and offers flexibility through its programmable settings, allowing users to adjust gain, offset, and sampling rates. It communicates via an I2C interface, facilitating easy integration into microcontroller-based systems.
Key benefits include low power consumption, robust performance in various environmental conditions, and compact packaging, making it suitable for portable devices. Overall, the LMP91000SD is an ideal solution for applications requiring precise electrochemical measurements and data acquisition.

Features

The LMP91000SD is a highly integrated potentiostat designed for electrochemical sensing applications. Key features include:
1. Broad Voltage Range: Supports operation from 1.8V to 5.5V, accommodating various power supply requirements.
2. Integrated Amplifier: Features a low-noise, high-gain operational amplifier for accurate signal processing.
3. Adjustable Gain: Gain can be configured externally, enabling flexibility for different sensor applications.
4. Wide Frequency Response: Suitable for a range of electrochemical techniques including voltammetry.
5. Built-in Internal Reference: Provides stable potential measurement, enhancing accuracy.
6. Low Power Consumption: Designed for low power operation, ideal for battery-operated devices.
7. Single-Ended and Differential Input: Supports various input configurations to suit different sensor designs.
8. Digital Interface: I2C-compatible interface enables easy communication with microcontrollers.
9. Compact Package: Available in a small form factor, facilitating integration into portable devices.
These features make the LMP91000SD suitable for applications in biosensing, environmental monitoring, and chemical analysis.

Package

The LMP91000SD is packaged in a 16-pin HTQFN (Heat Sink Thin Quad Flat No-lead) package. This type of package provides efficient thermal management and a compact footprint, suitable for space-constrained applications.

Pinout

The LMP91000SD is a low-power, programmable potentiostat designed for electrochemical applications, such as sensors. It features a total of 16 pins.
The primary functions of these pins include:
1. Power Supply Pins: VDD (power supply) and GND (ground).
2. Input/Output Pins:
- RE (Reference Electrode), WE (Working Electrode), and CE (Counter Electrode) for connecting electrodes.
- AUX pins for auxiliary functions.
3. Communication Interface: I2C or SPI for configuration and data transfer with microcontrollers.
4. Control Pins: Including a reset pin and configuration pins for gain settings.
5. Reference Voltage Pins: For internal/external voltage references.
This device is suitable for portable and battery-operated applications due to its low power consumption.

Manufacturer

The LMP91000SD is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments is known for designing and producing a wide range of analog and digital semiconductor devices, including integrated circuits (ICs), microcontrollers, and sensors. The company serves various industries, including automotive, communications, consumer electronics, and industrial applications. TI is recognized for its innovation in technology and commitment to providing advanced solutions in signal processing, power management, and embedded processing.

Application

The LMP91000SD is primarily used in electrochemical sensor applications, including gas detection, pH sensing, and biochemical analysis. It is suitable for portable and battery-operated devices due to its low power consumption. Additionally, it is utilized in medical diagnostics, environmental monitoring, and industrial process control, enabling accurate measurements in various chemical and biological environments.

Equivalent

The LMP91000SD is a gas sensor interface chip. Equivalent products include the MCP9600 from Microchip, CCS811 from AMS, and BQ27441 from Texas Instruments. Each of these alternatives offers sensor interfacing capabilities but may vary in features like communication protocols, sensor compatibility, and power consumption. Always check specific application requirements and datasheets for precise comparisons.

Shipping

Shipping MethodsWe

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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