Datasheets
LM311M/NOPB by:

Precision, high voltage, floating output comparator 8-SOIC 0 to 70

Part Details for LM311M/NOPB by Texas Instruments

Results Overview of LM311M/NOPB by Texas Instruments

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LM311M/NOPB Information

LM311M/NOPB by Texas Instruments is a Comparator.
Comparators are under the broader part category of Amplifier Circuits.

Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
DS96174CN/NOPB Rochester Electronics LLC DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16
LM611IM/NOPB Rochester Electronics LLC LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar

Price & Stock for LM311M/NOPB

Part # Distributor Description Stock Price Buy
DISTI # 3118438
Farnell IC, COMPARATOR, SINGLE, SMD RoHS: Compliant Min Qty: 1 Lead time: 53 Weeks, 2 Days Container: Each 299
  • 1 $0.9847
  • 10 $0.9834
  • 50 $0.9820
  • 100 $0.9807
  • 250 $0.9794
  • 500 $0.9780
  • 1,000 $0.9767
  • 2,500 $0.9754
$0.9754 / $0.9847 Buy Now
DISTI # LM311MNS/NOPB-ND
DigiKey IC COMPARATOR 1 GEN PUR 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Tube 1571
In Stock
  • 1 $0.9000
  • 10 $0.6470
  • 95 $0.5148
  • 190 $0.4883
  • 285 $0.4750
  • 570 $0.4555
  • 1,045 $0.4413
  • 2,565 $0.4242
  • 5,035 $0.4139
$0.4139 / $0.9000 Buy Now
DISTI # 926-LM311M/NOPB
Mouser Electronics Analog Comparators VOLTAGE COMPARATOR A 926-LM311MX/NOPB RoHS: Compliant 360
  • 1 $0.9000
  • 10 $0.6470
  • 25 $0.5740
  • 95 $0.4790
  • 285 $0.4680
  • 570 $0.4480
  • 1,045 $0.4240
  • 4,085 $0.4130
  • 8,075 $0.4050
$0.4050 / $0.9000 Buy Now
DISTI # J56:1989_00015050
Arrow Electronics Comparator Single ±18V/36V 8-Pin SOIC Tube RoHS: Compliant Min Qty: 95 Package Multiple: 95 Lead time: 6 Weeks Date Code: 2346 Europe - 1045
  • 95 $0.4763
  • 285 $0.4609
  • 570 $0.4412
  • 1,045 $0.4099
  • 4,085 $0.3957
  • 8,075 $0.3879
$0.3879 / $0.4763 Buy Now
Bristol Electronics   596
RFQ
Quest Components IC,VOLT COMPARATOR,SINGLE,BIPOLAR,SOP,8PIN,PLASTIC, LEAD FREE 400
  • 1 $1.2750
  • 79 $0.6375
  • 315 $0.5100
$0.5100 / $1.2750 Buy Now
DISTI # LM311M/NOPB
TME IC: comparator, universal, Cmp: 1, SMT, SO8, tube, 70nA Min Qty: 1 412
  • 1 $0.9400
  • 10 $0.7780
  • 50 $0.6760
  • 95 $0.6360
  • 285 $0.5680
  • 570 $0.5260
  • 1,045 $0.4880
  • 2,565 $0.4690
$0.4690 / $0.9400 Buy Now
Cytech Systems Limited IC COMPARATOR 1 GEN PUR 8SOIC 9800
RFQ
Vyrian Amplifiers 8342
RFQ
Win Source Electronics IC VOLTAGE COMPARATOR 8-SOIC 125920
  • 75 $0.4736
  • 155 $0.4431
  • 235 $0.4278
  • 340 $0.3973
  • 440 $0.3820
  • 550 $0.3667
$0.3667 / $0.4736 Buy Now

Part Details for LM311M/NOPB

LM311M/NOPB CAD Models

LM311M/NOPB Part Data Attributes

LM311M/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM311M/NOPB Texas Instruments Precision, high voltage, floating output comparator 8-SOIC 0 to 70
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description GREEN, SOIC-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Amplifier Type COMPARATOR
Average Bias Current-Max (IIB) 0.3 µA
Bias Current-Max (IIB) @25C 0.25 µA
Input Offset Voltage-Max 7500 µV
JESD-30 Code R-PDSO-G8
JESD-609 Code e3
Length 4.9 mm
Moisture Sensitivity Level 1
Neg Supply Voltage Limit-Max -18 V
Neg Supply Voltage-Nom (Vsup) -15 V
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Type OPEN-COLLECTOR; OPEN-DRAIN
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Response Time-Nom 200 ns
Seated Height-Max 1.75 mm
Supply Current-Max 7.5 mA
Supply Voltage Limit-Max 18 V
Supply Voltage-Nom (Vsup) 15 V
Surface Mount YES
Technology BIPOLAR
Temperature Grade COMMERCIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.9 mm

Alternate Parts for LM311M/NOPB

This table gives cross-reference parts and alternative options found for LM311M/NOPB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM311M/NOPB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LM311MX National Semiconductor Corporation Check for Price IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, SOIC-8, Comparator LM311M/NOPB vs LM311MX
LM311MX/NOPB National Semiconductor Corporation Check for Price IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, LEAD FREE, SOIC-8, Comparator LM311M/NOPB vs LM311MX/NOPB
LM311M Texas Instruments Check for Price Precision, high voltage, floating output comparator 8-SOIC 0 to 70 LM311M/NOPB vs LM311M
LM311MX Rochester Electronics LLC Check for Price Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 LM311M/NOPB vs LM311MX
LM311M Rochester Electronics LLC Check for Price Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 LM311M/NOPB vs LM311M
LM311M Fairchild Semiconductor Corporation Check for Price Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 LM311M/NOPB vs LM311M
LM311D Motorola Mobility LLC Check for Price COMPARATOR, 10000uV OFFSET-MAX, 200ns RESPONSE TIME, PDSO8, PLASTIC, SO-8 LM311M/NOPB vs LM311D
Part Number Manufacturer Composite Price Description Compare
LM311DR2G onsemi $0.1819 Comparator, Single, SOIC-8 Narrow Body, 2500-REEL LM311M/NOPB vs LM311DR2G
LM311D Texas Instruments $0.3401 High Speed, 30V, Differential Comparator With Strobes 8-SOIC 0 to 70 LM311M/NOPB vs LM311D
LM311M National Semiconductor Corporation Check for Price IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, SOIC-8, Comparator LM311M/NOPB vs LM311M
LM311D onsemi Check for Price Comparator, Single, SOIC-8 Narrow Body, 98-TUBE LM311M/NOPB vs LM311D
KA311D Fairchild Semiconductor Corporation Check for Price Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 LM311M/NOPB vs KA311D
LP311PWLE Texas Instruments Check for Price Single, Low-Power, Strobed Differential Comparator with Open Collector and Emitter Outputs 8-TSSOP 0 to 70 LM311M/NOPB vs LP311PWLE
LM311DT Texas Instruments Check for Price COMPARATOR, 10000uV OFFSET-MAX, 115ns RESPONSE TIME, PDSO8 LM311M/NOPB vs LM311DT
LM311DRG4 Texas Instruments Check for Price High Speed, 30V, Differential Comparator With Strobes 8-SOIC 0 to 70 LM311M/NOPB vs LM311DRG4
KA311DTF Fairchild Semiconductor Corporation Check for Price Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOIC-8 LM311M/NOPB vs KA311DTF
LM311DRE4 Texas Instruments Check for Price High Speed, 30V, Differential Comparator With Strobes 8-SOIC 0 to 70 LM311M/NOPB vs LM311DRE4

LM311M/NOPB Related Parts

LM311M/NOPB Frequently Asked Questions (FAQ)

  • The maximum voltage that can be applied to the input pins is ±30V, but it's recommended to keep it within the supply voltage range to ensure proper operation.

  • To prevent oscillation, ensure that the output is properly terminated, and the input signals are clean and free of noise. You can also add hysteresis to the comparator by adding a small amount of positive feedback from the output to the non-inverting input.

  • The minimum input voltage required for the comparator to function correctly is 1.5V, but it's recommended to use a minimum of 2V to ensure proper operation.

  • No, the LM311M/NOPB is a comparator, not an amplifier. It's designed to compare two input voltages and output a digital signal indicating which input is higher. It's not suitable for amplifying small signals.

  • The pull-up resistor value depends on the load current and the desired output voltage. A general rule of thumb is to choose a value between 1kΩ and 10kΩ. A higher value reduces power consumption but increases the output rise time.

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