©2012 Fairchild Semiconductor Corporation

www.fairchildsemi.com

Rev. 1.0.5

Features

•

Single or DualSupply Operation

•

Wide Range of Supply Voltage

KA339/KA339A, KA2901 : 2 ~ 36V (or

±1 ~ ±18V)

•

Low Supply Current Drain 800

μA Typ.

•

Open Collector Outputs for Wired and Connectors

•

Low Input Bias Current 25nA Typ.

•

Low Input Offset Current

±2.3nA Typ.

•

Low Input Offset Voltage

±1.4mV Typ.

•

Input Common Mode Voltage Range Includes Ground.

•

Low Output Saturation Voltage

•

Output Compatible With TTL, DTL and MOS Logic

System

Description

The KA339/KA339A, KA2901 consist of four independent

voltage comparators designed to operate from single power

supply over a wide voltage range.

14-SOP

14-DIP

1

1

Internal Block Diagram

14

1

13

12

11

10

9

8

2

3

4

5

6

7

-

+

-

-

+

+

+

-

OUT3

OUT4

IN4(+)

GND

IN4(-)

IN3(+)

IN3(-)

OUT2

OUT1

IN1(+)

IN1(-)

IN2(-)

IN2(+)

K A3 3 9 /K A3 3 9 A, K A2 9 0 1

Qua d Com pa ra t or