LM139A 데이터 시트보기 (PDF) - STMicroelectronics

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LM139A

LOW POWER QUAD VOLTAGE COMPARATORS

STMicroelectronics 

TYPICAL APPLICATIONS

BASIC COMPARATOR

+V (ref)

-V (ref)

VCC = 5V

15k Ω

1/4

LM139

VO

DRIVING TTL

5V

+V

(re f )

-V(re f )

1/4

LM139

10kΩ

&

&

LOW FREQUENCY OP AMP

(eo = 0V for e I = 0V)

5V

~ eI

1/4

LM139

15kΩ

0.5µF

2N 2222

100kΩ

1kΩ

eo

A V = 100

LM139,A - LM239,A - LM339,A

DRIVING CMOS

5V

+V

(re f )

-V(re f )

1/4

LM139

100kΩ

&

LOW FREQUENCY OP AMP

5V

~ eI

1/4

LM139

1k Ω

100k Ω

A V= 100

15k Ω

eo

0.5 µF

TRANSDUCER AMPLIFIER

5V

Magnetic pick-up 10kΩ

3kΩ

1/4

LM139

eo

20MΩ

10kΩ

5/10

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