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.
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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
Manual Details
| Brand | National |
|---|---|
| Pages | 13 |
| File Size | 319.94 KB |
| Published | May 31, 2026 |
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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).