National Semiconductor LMV331 Single LMV393 Dual LMV339 Quad General Purpose, Low Voltage, TinyPack Comparators Data Sheet
Summary
These low-voltage comparators (Single, Dual, and Quad configurations) are designed for compact, high-efficiency applications in battery-powered consumer electronics, mobile communications, and portable PDAs. Operating reliably from 2.7V to 5V, the LMV series features ultra-low power consumption and available in space-saving tiny-pack packages (SC70-5/SOT23-5). This technical guide provides comprehensive details on electrical characteristics, industrial temperature performance (-40°C to +85°C), packaging options, and optimal circuit integration for engineers seeking cost-effective, high-performance comparisons.
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LM ingle /LM ual/LM uad eneral P urpose,Low Voltage,Tiny P ack om parators
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LMV331 Single LMV393 Dual LMV339 Quad General Purpose, Low Voltage, Tiny Pack Comparators General Description Features The LMV393 and LMV339 are low voltage (2.7-5V) versions (For 5V Supply, Typical Unless Otherwise Noted) of the dual and quad comparators, LM393/339, which are
Space Saving SC70-5 Package (2.0 2.1 1.0
specified at 5-30V. The LMV331 is the single version, which
is available in space saving SC70-5 and SOT23-5 packages. SC70-5 is approximately half the size of SOT23-5. Space Saving SOT23-5 Package (3.00 3.01
The LMV393 is available in 8-pin SOIC and 8-pin MSOP. The 1.43 mm)
LMV339 is available in 14-pin SOIC and 14-pin TSSOP. Guaranteed 2.7V and 5V Performance The LMV331/393/339 is the most cost-effective solution Industrial Temperature Range −40˚C to +85˚C where space, low voltage, low power and price are the pri-
Low Supply Current 60µA/Channel
mary specification in circuit design for portable consumer
products. They offer specifications that meet or exceed the Input Common Mode Voltage Range Includes Ground
familiar LM393/339 at fraction of the supply current. Low Output Saturation Voltage m V The chips are built with National’s advanced Submicron Silicon-Gate Bi CMOS process. The LMV331/393/339 have Applications bipolar input and output stages for improved noise perfor-
Mobile Communications
mance.
Notebooks and PDA’s Battery Powered Electronics General Purpose Portable Device General Purpose Low Voltage Applications
Connection Diagrams
5-Pin SC70-5/SOT23-5 14-Pin SO/TSSOP
DS100080-1
8-Pin SO/MSOP
DS100080-3
DS100080-2
National Semiconductor Corporation DS100080 www.national.com
Page Summary Contents For National Semiconductor LMV331 Single LMV393 Dual LMV339 Quad General Purpose, Low Voltage, TinyPack Comparators Data Sheet
Manual Details
| Brand | National |
|---|---|
| Pages | 21 |
| File Size | 484.99 KB |
| Published | May 30, 2026 |
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Frequently Asked Questions
What is the specified operating voltage range for these comparators?
They operate at a low voltage of 2.7V to 5.0V, offering guaranteed performance at both 2.7V and 5V.
What types of packages are offered?
Available packages include space-saving SC70-5, SOT23-5, SOIC, MSOP, and TSSOP.
Are these comparators suitable for battery-powered devices?
Yes, they feature low supply currents (e.g., 40μA to 200μA) making them ideal for portable and battery powered electronics.
What is the maximum operating temperature?
The guaranteed industrial temperature range for the LMV393 and LMV339 models is from -40˚C to +85˚C.