LM193JAN

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SNOSAN2A – MAY 2005 – REVISED MARCH 2013

LM193JAN Low Power Low Offset Voltage Dual Comparators

Check for Samples: LM193JAN

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FEATURES

DESCRIPTION

The LM193 series consists of two independent

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Wide Supply

precision voltage comparators with an offset voltage

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specification as low as 2.0 mV max for two

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comparators which were designed specifically to

operate from a single power supply over a wide range

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Very Low Supply Current Drain (0.4 mA) —

of voltages. Operation from split power supplies is

Independent of Supply Voltage

also possible and the low power supply current drain

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Low Input Biasing Current: 25 nA typ

is independent of the magnitude of the power supply

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Low Input Offset Current: ±3 nA typ

voltage. These comparators also have a unique

characteristic in that the input common-mode voltage

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Maximum Offset Voltage +5mV Max @ 25°C

range includes ground, even though operated from a

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Input Common-Mode Voltage Range Includes

single power supply voltage.

Ground

Application areas include limit comparators, simple

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Differential Input Voltage Range Equal to the

analog to digital converters; pulse, squarewave and

Power Supply Voltage

time delay generators; wide range VCO; MOS clock

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Low Output Saturation Voltage,: 250 mV at 4

timers; multivibrators and high voltage digital logic

mA typ

gates. The LM193 series was designed to directly

interface with TTL and CMOS. When operated from

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Output Voltage Compatible with TTL, DTL,

both plus and minus power supplies, the LM193

ECL, MOS and CMOS Logic Systems

series will directly interface with MOS logic where

their low power drain is a distinct advantage over

ADVANTAGES

standard comparators.

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High Precision Comparators

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Eliminates Need for Dual Supplies

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Allows Sensing Near Ground

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Compatible with all Forms of Logic

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Power Drain Suitable for Battery Operation

Squarewave Oscillator

Non-Inverting Comparator with Hysteresis

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PRODUCTION DATA information is current as of publication date.

Copyright © 2005–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.