LPV542DGKR
Op Amp Dual Nanopower Amplifier R-R I/O 5.5V 8-Pin VSSOP T/RLPV542DGKR
Op Amp Dual Nanopower Amplifier R-R I/O 5.5V 8-Pin VSSOP T/R
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Manufacturer Part # : LPV542DGKR
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Package/Case: VSSOP-8
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Part Status : ACTIVE
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Brand: Texas Instruments
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Product Categories : Instrumentation, OP Amps, Buffer Amps
Quality Assurance
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
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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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LPV542DGKR 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
Texas Instruments presents the LPV542DGKR, a dual operational amplifier known for its low-power consumption and rail-to-rail input and output functionality. Operating within a single-supply voltage range of 2.7V to 5.5V, this model is ideal for battery-powered applications, extending battery life with a low quiescent current of 500nA per amplifier. With a wide bandwidth of 900kHz and a slew rate of 0.4V/µs, it ensures swift response times for various signal processing tasks. Housed in a miniature VSSOP-8 package, it offers excellent stability and a gain bandwidth product of 1.3MHz. Commonly used in sensor interfaces, portable instrumentation, and precision signal conditioning in battery-powered devices, the LPV542DGKR is favored for its low-power consumption, compact size, and high efficiency
Key Features
- This product offers low quiescent current for extended battery life
- The LPV542DGKR has a wide operating range of 2.7V to 5.5V
- It features rail-to-rail output with a high frequency response
- This amplifier is designed for low-power portable devices and systems
- The LPV542DGKR has a low input offset voltage for high accuracy applications
- This product offers high common-mode rejection ratio for improved noise immunity
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Number of channels | 2 | Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 5.5 |
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 1.6 | Rail-to-rail | In, Out |
GBW (typ) (MHz) | 0.008 | Slew rate (typ) (V/µs) | 0.0037 |
Vos (offset voltage at 25°C) (max) (mV) | 3 | Iq per channel (typ) (mA) | 0.00048 |
Vn at 1 kHz (typ) (nV√Hz) | 250 | Rating | Catalog |
Operating temperature range (°C) | -40 to 125 | Offset drift (typ) (µV/°C) | 1 |
Features | EMI Hardened | CMRR (typ) (dB) | 101 |
Iout (typ) (A) | 0.03 | Architecture | CMOS |
Input common mode headroom (to negative supply) (typ) (V) | 0.00085 | Input common mode headroom (to positive supply) (typ) (V) | 0.00048 |
Output swing headroom (to negative supply) (typ) (V) | 0.002 | Output swing headroom (to positive supply) (typ) (V) | -0.003 |
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 LPV542DGKR?
The LPV542DGKR is a dual, low-power, low-voltage precision operational amplifier manufactured by Texas Instruments. It is designed for applications requiring high precision amplification, low power consumption, and a wide operating voltage range, making it suitable for portable devices, sensor interfaces, and battery-powered systems.
How Does LPV542DGKR Work?
The LPV542DGKR operates as a precision operational amplifier with low offset voltage, low input bias current, and low power consumption. It amplifies input signals with high accuracy and stability, making it ideal for precision measurement and sensor signal conditioning applications. The amplifier features a wide supply voltage range and rail-to-rail input and output, ensuring versatility in different operating conditions.
How Many Pins does LPV542DGKR have and What are the Functions of the Pinout Configuration?
The LPV542DGKR is housed in a 8-pin VSSOP (Very Small Outline Package) package. The pinout configuration includes:
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- IN1+: Non-inverting input pin for channel 1.
- IN1-: Inverting input pin for channel 1.
- OUT1: Output pin for channel 1.
- IN2+: Non-inverting input pin for channel 2.
- IN2-: Inverting input pin for channel 2.
- OUT2: Output pin for channel 2.
What are the Pros and Cons of LPV542DGKR?
Pros:
- Low Power Consumption: Operates with very low power, making it ideal for battery-operated devices.
- Precision: Provides low offset voltage and low drift, ensuring accurate signal amplification.
- Wide Voltage Range: Supports a wide operating voltage range, allowing for versatile applications.
- Rail-to-Rail Input and Output: Maximizes signal swing, enhancing dynamic range.
- Small Package: The 8-pin VSSOP package is compact and space-saving.
Cons:
- External Components: May require additional external components for optimal performance in certain applications.
- Limited Channel Configuration: Dual channel configuration may not be suitable for multi-channel applications.
Are There Any Equivalents/Alternatives to LPV542DGKR for Recommendation?
- The MCP6022 from Microchip Technology is an equivalent part to the LPV542DGKR.
- Alternatives to the LPV542DGKR include the LMV321 from Texas Instruments and the TS912 from STMicroelectronics.
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