CYStech Electronics Corp.

Spec. No. : C545PC

Issued Date : 2010.12.20

Revised Date :

Page No. : 1/6

LM339PC

CYStek Product Specification

Quad Differential Comparator

LM339PC

Description

The LM339PC consists of four independent voltage comparators, designed specifically to operate from a

single power over a wide voltage range.

Features

• Single or dual supply operation.

• Input common-mode voltage includes ground.

• Low input bias current Ibias=25nA(typical).

• Output compatible with TTL, DTL and CMOS logic system.

Pin Configurations

Pin1: OUT 2

Pin8: IN 3 (-)

Pin2: OUT 1

Pin9: IN 3 (+)

Pin3: VCC

Pin10: IN 4 (-)

Pin4: IN 1(-)

Pin11: IN 4 (+)

Pin5: IN 1 (+)

Pin12: GND

Pin6: IN 2 (-)

Pin13: OUT 4

12

3

4

5

67

8

9

10

11

12

13

14

OUT 2

OUT 1

VCC

IN1 (-)

IN 1(+)

IN 2(-)

IN 2(+)

IN 3(-)

IN 3(+)

IN 4(-)

IN 4 (+)

GND

OUT 4

OUT 3

Pin7: IN 2 (+)

Pin14: OUT 3