These devices consist of four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages

 

LM139

Manufacturer Part NumberLM139
DescriptionThese devices consist of four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages
ManufacturerTexas Instruments
LM139 datasheets

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Specifications of LM139

Number Of Channels4Vs(min)(v)2
Vs(max)(v)36Iq Per Channel(max)(ma)0.5
Output TypeOpen Collector, Open DrainTresp Low - To - High(us)0.3
Output Current(min)(ma)6Operating Temperature Range(c)-55 to 125
Pin/package14CDIP, 14CFP, 14SOIC, 20LCCC  
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TYPICAL CHARACTERISTICS (continued)
RESPONSE TIME FOR VARIOUS OVERDRIVES
NEGATIVE TRANSITION
6
5
Overdrive = 5 mV
4
Overdrive = 20 mV
3
Overdrive = 100 mV
2
1
0
-1
-0.3
0
0.25 0.5 0.75
1
1.25 1.5 1.75
t – Time – µs
Copyright © 1979–2010, Texas Instruments Incorporated
Product Folder Link(s):
LM139 LM239 LM339 LM139A LM239A LM339A LM2901 LM2901AV LM2901V
LM2901, LM2901AV, LM2901V
SLCS006R – OCTOBER 1979 – REVISED JULY 2010
RESPONSE TIME FOR VARIOUS OVERDRIVES
POSITIVE TRANSITION
6
5
4
3
2
1
0
-1
2
2.25
-0.3
0
0.25 0.5 0.75
Submit Documentation Feedback
LM139, LM239, LM339
LM139A, LM239A, LM339A
Overdrive = 5 mV
Overdrive = 20 mV
Overdrive = 100 mV
1
1.25 1.5 1.75
2
2.25
t – Time – µs
9

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