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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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Page 1 Text Content

查询LMV331供应商

LM ingle /LM ual/LM uad eneral P urpose,Low Voltage,Tiny P ack om parators

August

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

Page 1 查询LMV331供应商 LM ingle /LM ual/LM uad eneral P urpose,Low Voltage,Tiny P ack om parators August LMV331 Single LMV393 Dual LMV339 Quad General Purpose, Low Voltage, Tiny Pack Comparators General Descript...
Page 2 Ordering Information Temperature Range Packaging Transport NSC Package Marking Media Drawing Industrial −40˚C to +85˚C 5-pin SC70-5 LMV331M7 C13 1k Units Tape and Reel MAA05 LMV331M7X C13 3k Units Tap...
Page 3 Absolute Maximum Ratings (Note 1) Operating Ratings(Note 1) If Military/Aerospace specified devices are required, Supply Voltage 2.7V to 5.0V please contact the National Semiconductor Sales Office/ Te...
Page 4 5V DC Electrical Characteristics Unless otherwise specified, all limits guaranteed for TJ 25˚C, V+ 5V, V− 0V. Boldface limits apply at the temperature extremes. Symbol Parameter Conditions Typ LMV331/...
Page 5 Typical Performance Characteristics Unless otherwise specified, VS +5V, single supply, TA 25˚C Supply Current vs Supply Current vs Supply Voltage Output High Supply Voltage Output Low Output Voltage v...
Page 6 Simplified Schematic DS100080-47 www.national.com
Page 7 Application Circuits Basic Comparator basic comparator circuit is used for converting analog sig- nals to digital output. The LMV331/393/339 have an open-collector output stage, which requires pull-up...
Page 8 Application Circuits (Continued) DS100080-25 FIGURE 2. Inverting Comparator with Hysteresis Non-Inverting Comparator with Hysteresis Non inverting comparator with hysteresis requires two re- sistor ne...
Page 9 Application Circuits Capacitor C1 must now discharge through R4 towards (Continued) ground. The output will return to its high state when the volt- Square Wave Oscillator age across the capacitor has ...
Page 10 Application Circuits These terms will have slight error due to the fact that Vmax (Continued) is not exactly equal to 2/3 VCC but is actually reduced by the Pulse generator with variable duty cycle: d...
Page 11 Application Circuits (Continued) Driving CMOS and TTL The comparator’s output is capable of driving CMOS and TTL Logic circuits. DS100080-5 DS100080-11 FIGURE 10. Driving CMOS FIGURE 12. AND Gate OR G...
Page 12 Application Circuits (Continued) DS100080-12 FIGURE 14. ORing the Outputs DS100080-13 FIGURE 15. Large Fan-In AND Gate www.national.com
Page 13 SC70-5 Tape and Reel Specification DS100080-44 SOT-23-5 Tape and Reel Specification TAPE FORMAT Tape Section Cavities Cavity Status Cover Tape Status Leader (min) Empty Sealed (Start End) (min) Empty ...
Page 14 SOT-23-5 Tape and Reel Specification (Continued) TAPE DIMENSIONS DS100080-45 mm 0.130 0.124 0.130 0.126 0.138 ±0.002 0.055 ±0.004 0.157 0.315 ±0.012 (3.3) (3.15) (3.3) (3.2) (3.5 ±0.05) (1.4 ±0.11) (4...
Page 15 SOT-23-5 Tape and Reel Specification (Continued) REEL DIMENSIONS DS100080-46 mm 7.00 0.059 0.512 0.795 2.165 0.331 0.059/−0.000 0.567 W1+ 0.078/−0.039 Tape Size W1 W2 W3 www.national.com15
Page 16 Physical Dimensions inches (millimeters) unless otherwise noted 5-Pin SC70-5 Tape and Reel Order Number LMV331M7 and LMV331M7X NS Package Number MAA05A www.national.com
Page 17 Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 5-Pin SOT23-5 Tape and Reel Order Number LMV331M5 and LMV331M5X NS Package Number MA05B www.national.com17
Page 18 Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 8-Pin Small Outline Order Number LMV393M and LMV393MX NS Package Number M08A www.national.com
Page 19 Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 8-Pin MSOP Order Number LMV393MM and LMV393MMX NS Package Number MUA08A www.national.com19
Page 20 Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 14-Pin Small Outline Order Number LMV339M and LMV339MX NS Package Number M14A www.national.com
Page 21 LM ingle /LM ual/LM uad eneral P urpose,Low Voltage,Tiny P ack om parators Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 14-Pin TSSOP Order Number LMV339MT and LMV339MTX ...

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.