# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

National Semiconductor LMC6762 Data Handbook - Dual MicroPower Comparator with Rail-to-Rail Input and Push-Pull Output

Summary

The LMC6762 is an ultra-low power CMOS differential comparator designed for demanding portable and battery-powered applications. Featuring rail-to-rail inputs and outputs, it ensures reliable performance across a wide voltage range (2.7V to 15V). This manual provides comprehensive technical documentation, including full electrical characteristics, absolute maximum ratings, and detailed application guidelines. It is essential for engineers designing low-power devices such as medical equipment, portable phones, metering systems, and hand-held electronics that require high efficiency and stable operation at varying voltages.

📄 Preview PAGE OF 13

Page 1 Text Content

查询LMC6762供应商

LM ual M icro P ow er ail-To-R ail Input om parator ith ush-P ull O utput

LMC6762 Dual Micro Power Rail-To-Rail Input CMOS Comparator with Push-Pull Output General Description Features The LMC6762 is an ultra low power dual comparator with (Typical unless otherwise noted) maximum supply current of µA/comparator. It is designed Low power consumption (max): IS µA/comp to operate over wide range of supply voltages, from 2.7V to Wide range of supply voltages: 2.7V to 15V 15V. The LMC6762 has guaranteed specs at 2.7V to meet

Rail-to-rail input common mode voltage range

the demands of 3V digital systems.

Rail-to-rail output swing (Within m V of the supplies,

The LMC6762 has an input common-mode voltage range

V+ 2.7V, and ILOAD 2.5 m A)

which exceeds both supplies. This is significant advantage

Short circuit protection: m A

in low-voltage applications. The LMC6762 also features

Propagation delay V+ 5V, m V

push-pull output that allows direct connections to logic de-

overdrive): µs

vices without pull-up resistor. quiescent power consumption of µW/amplifier

Applications

V+ 5V) makes the LMC6762 ideal for applications in

portable phones and hand-held electronics. The ultra-low Laptop computers supply current is also independent of power supply voltage. Mobile phones

Guaranteed operation at 2.7V and rail-to-rail performance Metering systems makes this device ideal for battery-powered applications. Hand-held electronics Refer to the LMC6772 datasheet for an open-drain version RC timers of this device. Alarm and monitoring circuits

Window comparators, multivibrators

Connection Diagram

8-Pin DIP/SO

DS012320-1

Ordering Information

Package Temperature Range NSC Drawing Transport

−40˚C to +85˚C Media

8-Pin Molded DIP LMC6762AIN, LMC6762BIN N08E Rails 8-Pin Small Outline LMC6762AIM, LMC6762BIM M08A Rails

LMC6762AIMX, LMC6762BIMX M08A Tape and Reel

National Semiconductor Corporation DS012320 www.national.com

Page Summary Contents For National Semiconductor LMC6762 Data Handbook - Dual MicroPower Comparator with Rail-to-Rail Input and Push-Pull Output

Page 1 查询LMC6762供应商 LM ual M icro P ow er ail-To-R ail Input om parator ith ush-P ull O utput LMC6762 Dual Micro Power Rail-To-Rail Input CMOS Comparator with Push-Pull Output General Description Features Th...
Page 2 Absolute Maximum Ratings (Note 1) Lead Temperature If Military/Aerospace specified devices are required, (Soldering, seconds) 260˚C please contact the National Semiconductor Sales Office/ Storage Temp...
Page 3 5.0V and 15.0V Electrical Characteristics Unless otherwise specified, all limits guaranteed for TJ 25˚C, V+ 5.0V and 15.0V, V− 0V, VCM V+/2. Boldface limits apply at the temperature extremes. LMC6762A...
Page 4 AC Electrical Characteristics Unless otherwise specified, all limits guaranteed for TJ 25˚C, V+ 5V, V− 0V, VCM VO V+/2. Boldface limits apply at the temperature extreme. Symbol Parameter Conditions Ty...
Page 5 Typical Performance Characteristics V+ 5V, Single Supply, TA 25˚C unless otherwise specified (Continued) Input Current vs Input Current vs Input Current Common-Mode Voltage Common-Mode Voltage vs Temp...
Page 6 Typical Performance Characteristics V+ 5V, Single Supply, TA 25˚C unless otherwise specified (Continued) Output Voltage vs Output Voltage vs Output Voltage vs Output Current (Sinking) Output Current (...
Page 7 Typical Performance Characteristics V+ 5V, Single Supply, TA 25˚C unless otherwise specified (Continued) Response Time for Response Time for Response Time vs Overdrive (t PLH) Overdrive (t PHL) Capaci...
Page 8 Application Hints 1.0 Input Common-Mode Voltage Range At supply voltages of 2.7V, 5V and 15V, the LMC6762 has an input common-mode voltage range which exceeds both sup- plies. As in the case of operat...
Page 9 Application Hints 4.0 Output Short Circuit Current (Continued) The LMC6762 has short circuit protection of m A. How- ever, it is not designed to withstand continuous short circuits, transient voltage ...
Page 10 Typical Applications Zero Crossing Detector (Continued) monostable multivibrator has one stable state in which it can remain indefinitely. It can be triggered externally to an- other quasi-stable stat...
Page 11 Typical Applications (Continued) DS012320-18 FIGURE 10. Time Delay Generator The circuit shown above provides output signals at pre- The output voltages of comparators 1, 2, and switch to the scribed ...
Page 12 Physical Dimensions inches (millimeters) unless otherwise noted 8-Pin Small Outline Package Order Number LMC6762AIM, LMC6762BIM, LMC6762AIMX or LMC6762BIMX NS Package Number M08A 8-Pin Molded Dual-In-...
Page 13 LM ual M icro P ow er ail-To-R ail Input om parator ith ush-P ull O utput Notes LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYS...

Manual Details

Brand National
Pages 13
File Size 319.94 KB
Published May 31, 2026
65 views

Enter the captcha to get the download link:

captcha

Frequently Asked Questions

What is the typical low power consumption of the LMC6762?

The device has an ultra-low maximum supply current of 10 μA per comparator and a quiescent power draw of 50 μW/amplifier.

What voltage range can this comparator operate over?

It is designed to operate over a wide range of supply voltages, spanning from 2.7V up to 15V.

Is the LMC6762 suitable for low-voltage digital systems?

Yes, it has rail-to-rail input and output swing at 2.7V, which is specifically designed to meet the demands of 3V digital systems.

What physical packages are available for this comparator?

It comes in an 8-Pin Molded DIP (N08E) or an 8-Pin Small Outline Package (M08A).