LM311D is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Texas Instruments
In Stock: 0
Unit Price: $0.92000
Datasheet

Parametric Equivalent


Texas Instruments
In Stock: 0
Unit Price: $0.42000
Datasheet

Direct


onsemi
In Stock: 0
Unit Price: $0.37000
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STMicroelectronics
In Stock: 0
Unit Price: $0.35000
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Analog Devices Inc.
In Stock: 0
Unit Price: $10.71000
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Analog Devices Inc.
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Unit Price: $10.71000
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Analog Devices Inc.
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Unit Price: $6.93000
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Analog Devices Inc.
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Unit Price: $6.93000
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Unit Price: $7.67000
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Comparator Standard (General Purpose) MOS, Open-Collector, Open-Emitter, TTL 8-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LM311D

DigiKey Part Number
296-1388-5-ND
Manufacturer
Manufacturer Part Number
LM311D
Description
IC COMPARATOR 1 GEN PUR 8SOIC
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Comparator Standard (General Purpose) MOS, Open-Collector, Open-Emitter, TTL 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
LM311D Models
Product Attributes
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Category
Voltage - Input Offset (Max)
7.5mV @ ±15V
Manufacturer
Texas Instruments
Current - Input Bias (Max)
0.25µA @ ±15V
Packaging
Tube
Current - Quiescent (Max)
7.5mA
Part Status
Active
Operating Temperature
0°C ~ 70°C
Type
Standard (General Purpose)
Package / Case
8-SOIC (0.154", 3.90mm Width)
Number of Elements
1
Mounting Type
Surface Mount
Output Type
MOS, Open-Collector, Open-Emitter, TTL
Supplier Device Package
8-SOIC
Voltage - Supply, Single/Dual (±)
3.5V ~ 30V, ±1.75V ~ 15V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (10)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM311M/NOPBTexas Instruments0LM311MNS/NOPB-ND$0.92000Direct
LM311DRTexas Instruments0296-1388-2-ND$0.42000Parametric Equivalent
LM311DR2Gonsemi0LM311DR2GOSTR-ND$0.37000Direct
LM311DTSTMicroelectronics0497-1569-2-ND$0.35000Similar
LT1011AIS8#PBFAnalog Devices Inc.0505-LT1011AIS8#PBF-ND$10.71000Similar
In-Stock: 0
75 estimated in stock on 23-Nov-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$0.98000$0.98
10$0.70600$7.06
75$0.57453$43.09
150$0.54387$81.58
300$0.51863$155.59
525$0.50158$263.33
1,050$0.48384$508.03
2,550$0.46563$1,187.36
5,025$0.45447$2,283.71
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.