©2001 Fairchild Semiconductor Corporation

www.fairchildsemi.com

Rev. 1.0.2

Features

• Single Supply Operation: 2V to 36V

• Dual Supply Operation:

± 1V to ±18V

• Allow Comparison of Voltages Near Ground Potential

• Low Current Drain 800

µA Typ.

• Compatible with all Forms of Logic

• Low Input Bias Current 25nA Typ.

• Low Input Offset Current

±5nA Typ.

• Low Offset Voltage

±1mV Typ.

Descritpion

The KA293 series consists of two independent voltage

comparators designed to operate from a single power supply

over a wide voltage range.

8-DIP

8-SOP

9-SIP

1

1

1

Internal Block Diagram

KA293/KA293A, KA393/KA393A,

KA2903

Dual Differential Comparator