LM239N datasheet(7/16 Pages) STMICROELECTRONICS

部件名	LM239N

功能描述	Low-power quad voltage comparators

Download	16 Pages

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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7 / 16 page

LM139, LM239, LM339

Typical applications

Doc ID 2159 Rev 2

7/16

5

Typical applications

Figure 7.

Basic comparator

Figure 8.

Driving CMOS

V

CC

= 5 V

15 k

Ω

V

O

+V

(ref)

1/4

LM139

-V

(ref)

5 V

100 k

Ω

&

1/ 4

LM139

+V

(ref)

-V

(ref)

Figure 9.

Driving TTL

Figure 10.

Low frequency op amp

5 V

10 k

Ω

+V

(ref)

&

1/ 4

LM139

-V

(ref)

5 V

15 k

Ω

e

o

0.5

μF

100 k

Ω

e

l

1 k

Ω

~

1/4

LM139

A

V = 100

Figure 11.

Low frequency op amp

Figure 12.

Transducer amplifier

5 V

15 k

Ω

0.5

μF

100 k

Ω

1 k

Ω

~

2N 2222

(e

o = 0 V for el = 0 V)

1/ 4

LM139

e

o

e

l

A

V = 100

5 V

10 k

Ω

e

o

20 M

Ω

3 k

Ω

Magnetic pick-up

10 k

Ω

1/ 4

LM139

类似零件编号 - LM239N

制造商	部件名	数据表	功能描述
Motorola, Inc	LM239N	124Kb / 6P	Quad Single Supply Comparators Rev 2
Texas Instruments	LM239N	1Mb / 33P	[Old version datasheet] QUAD DIFFERENTIAL COMPARATORS
ON Semiconductor	LM239N	145Kb / 8P	Quad Single Supply Comparators October, 1999 ??Rev. 3
Texas Instruments	LM239N	1Mb / 34P	[Old version datasheet] QUAD DIFFERENTIAL COMPARATORS
NXP Semiconductors	LM239N	75Kb / 10P	Quad voltage comparator 1995 Nov 27

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类似说明 - LM239N

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