National Semiconductor LMP90100MH/NOPB
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- LMP90100MH/NOPB
- National Semiconductor
- LMP90100 MULTI-CHANNEL, LOW POWE
- Data Acquisition - Analog Front End (AFE)
- LMP90100MH/NOPB Datasheet
- 28-PowerTSSOP (0.173\", 4.40mm Width)
- Bulk
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Lead free / RoHS Compliant - 4132
- Spot Inventory / Athorized Dstributor / Factory Excess Stock
- 1 year quality assurance 》
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What is LMP90100MH/NOPB
National Semiconductor Part Number LMP90100MH/NOPB（Data Acquisition - Analog Front End (AFE)）, developed and manufactured by National Semiconductor, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
LMP90100MH/NOPB is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
LMP90100MH/NOPB Specifications
- Part NumberLMP90100MH/NOPB
- CategoryData Acquisition - Analog Front End (AFE)
- ManufacturerNational Semiconductor
- DescriptionLMP90100 MULTI-CHANNEL, LOW POWE
- PackageBulk
- Series-
- Mounting TypeSurface Mount
- Package / Case28-PowerTSSOP (0.173\", 4.40mm Width)
- Supplier Device Package28-HTSSOP
- Power (Watts)-
- Number of Channels1
- Number of Bits24
- Voltage - Supply, Analog2.85V ~ 5.5V
- Voltage - Supply, Digital2.7V ~ 5.5V
Application of LMP90100MH/NOPB
LMP90100MH/NOPB Datasheet
LMP90100MH/NOPB Datasheet , Bulk,Surface Mount,28-PowerTSSOP (0.173\", 4.40mm Width),28-HTSSOP,1,24,2.85V ~ 5.5V,2.7V ~ 5.5V
LMP90100MH/NOPB Classification
Data Acquisition - Analog Front End (AFE)
FAQ about Data Acquisition - Analog Front End (AFE)
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1. What is ADC in data acquisition system?
ADC (Analog-to-Digital Converter) is an electronic device that converts analog signals into digital signals. Its main function is to convert continuously changing analog signals (such as voltage, current, etc.) into discrete digital signals for processing and analysis by digital systems (such as microcontrollers, DSPs, etc.).
Working Principle of ADC
The working principle of ADC includes the following core steps:
Sampling: Read the input analog signal at a fixed time interval to obtain the instantaneous voltage value. The sampling frequency is determined by the sampling rate of the ADC.
Hold: Temporarily fix the instantaneous voltage value obtained by sampling inside the ADC for subsequent processing to prevent the input signal from changing during the quantization process.
Quantization: Map the sampled analog voltage value to a finite discrete digital level, and convert the continuous analog value into a discrete digital value.
Encoding Encode the quantized digital signal and output it as a digital signal. -
2. What is the analog front end in BMS?
The analog front end (AFE) chip in BMS is a key component in the battery management system (BMS). It is mainly responsible for collecting battery parameters such as voltage, current and temperature, and performing corresponding processing and protection.
The specific functions of the AFE chip include:
Voltage, current and temperature measurement: The AFE chip monitors the battery voltage, current and temperature in real time through high-precision analog-to-digital conversion and filtering processing to ensure the safety and life of the battery.
Signal acquisition: Collect analog signals such as voltage and current from the battery, and convert and process them.
Communication: Exchange information with external devices such as controllers to solve problems such as safety, availability, and ease of use in lithium battery systems.
Protection function: Provide battery voltage, temperature and current readings through a high-precision fuel gauge to prevent battery overcharge, over discharge and short circuit. -
3. What is the difference between ADC and AFE?
The main difference between ADC (analog-to-digital converter) and AFE (analog front end) lies in their functions and application scenarios.
The main function of ADC is to convert analog signals into digital signals, while AFE is a more complex integrated component that includes sensor interface, analog signal conditioning circuit, multi-way switch, sample and hold, ADC, data cache and control logic. AFE not only performs the functions of ADC, but also contains additional signal conditioning functions such as filtering, amplification and digital signal processing, which makes it more efficient and flexible in processing complex signals.
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