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LP339M
Low-Power Quad Comparator LP339MLP339M
Low-Power Quad Comparator LP339M
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Manufacturer Part # : LP339M
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Package/Case: SOIC (D)-14
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Brand: Texas Instruments
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Product Categories : Comparators
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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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LP339M DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $5.607 | $5.61 |
| 200 | $2.171 | $434.20 |
| 500 | $2.095 | $1,047.50 |
| 1000 | $2.056 | $2,056.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
Voltage is no issue for the LP339M, with a maximum supply voltage of ±18V ensuring reliable performance in even the most demanding circuits. And with a low input bias current of 250nA, this amplifier is perfect for low-power applications where efficiency is key. The LP339M also boasts a high open-loop gain of 1,000,000, providing the accuracy and stability required for precision tasks
Key Features
- Input common-mode voltage includes ground reference
- Low input offset current: ±1 nA
- Output voltage compatible with MOS logic
Application
- Highly accurate comparisons
- Flexible analog signal processing
- Ideal for window comparators
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Number of channels | 4 | Output type | Open-collector |
| Propagation delay time (µs) | 8 | Vs (max) (V) | 36 |
| Vs (min) (V) | 2 | Vos (offset voltage at 25°C) (max) (mV) | 5 |
| Iq per channel (typ) (mA) | 0.015 | Input bias current (±) (max) (nA) | 25 |
| Rail-to-rail | Out | Rating | Catalog |
| Operating temperature range (°C) | 0 to 70 | VICR (max) (V) | 34 |
| VICR (min) (V) | 0 |
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 LP339M?
The LP339M is a quad, low-power, high-speed voltage comparator integrated circuit manufactured by Texas Instruments. It is designed for applications requiring fast response times, low power consumption, and multiple comparator channels, such as voltage monitoring, threshold detection, and signal conditioning.
How Does LP339M Work?
The LP339M functions as a voltage comparator, comparing two analog input voltages and providing a digital output based on the comparison results. It features high-speed operation, enabling rapid detection of voltage changes. The device is suitable for precision triggering and signal detection in various electronic systems.
How Many Pins does LP339M have and What are the Functions of the Pinout Configuration?
The LP339M is contained in a 14-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC+: Positive power supply pin.
- VCC-: Negative power supply pin.
- IN1, IN2, IN3, IN4: Analog input pins for each comparator channel.
- VREF: Reference voltage input pin.
- OUT1, OUT2, OUT3, OUT4: Digital output pins for each comparator channel.
- OFFSET N1, OFFSET N2, OFFSET N3, OFFSET N4: Offset null pins for each comparator channel.
What are the Pros and Cons of LP339M?
Pros:
- Low Power Consumption: Operates with low power, ideal for battery-powered applications.
- High Speed: Provides fast response times for quick signal detection.
- Multiple Channels: Features four comparator channels in a single IC package for increased functionality.
- Wide Supply Voltage Range: Supports a wide range of supply voltages for versatile usage.
Cons:
- Offset Voltage: May have inherent offset voltage characteristics that can impact precision applications.
- Temperature Sensitivity: Performance can be affected by temperature variations.
- Noisy Environment Susceptibility: External noise can influence comparator accuracy in noisy environments.
Are There Any Equivalents/Alternatives to LP339M for Recommendation?
- The LM339 from Texas Instruments is a similar quad voltage comparator with comparable features.
- Alternatives to the LP339M include the LM2901 from Texas Instruments and the MAX9024 from Maxim Integrated.
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