KA393DTF datasheet(2/9 Pages) ONSEMI

2 / 9 page

June 2011

www.fairchildsemi.com

KA393 / KA2903 • Rev. 1.0.3

KA393 / KA393A, KA2903

Dual Differential Comparator

Features

 Single Supply Operation: 2V to 36V

 Dual Supply Operation: ±1V to ±18V

 Allow Comparison of Voltages Near Ground

Potential

 Low Current Drain: 800µA Typical

 Compatible with all Forms of Logic

 Low Input Bias Current: 25nA Typical

 Low Input Offset Current: ±5nA Typical

 Low Offset Voltage: ±1mV Typical

Description

The KA393 / KA393A / KA2903 series consists of two

independent voltage comparators designed to operate

from a single power supply over a wide voltage range.

Figure 1. DIP Package

Figure 2. SOIC Package

Figure 3. Block Diagram

Figure 4. Schematic

Ordering Information

Part Number

Operating Temperature Range

Package

Packing Method

KA393

0 to 70°C

8-Lead DIP

Tube

KA393A

0 to 70°C

Tube

KA393DTF

0 to 70°C

8-Lead SOIC

Tape and Reel

KA393ADTF

0 to 70°C

Tape and Reel

KA2903DTF

-40 to 85°C

Tape and Reel

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