Name: LM311N
Brand: STMicroelectronics
SKU: LM311N_235
Availability: InStock
Rating: 5 (137 reviews)

LM311N

For Reference Only

Part Number	LM311N
Manufacturer	STMicroelectronics
Description	IC VOLTAGE COMPARATOR 8-DIP
Datasheet	LM311N Datasheet LM311N Specifications
Package	8-DIP (0.300", 7.62mm)
ECAD
In Stock	702,504 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 22 - Apr 27 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # LM311N (Linear - Comparators) is manufactured by STMicroelectronics and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For LM311N specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LM311N with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LM311N.

LM311N Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - Linear - Comparators
Package	8-DIP (0.300", 7.62mm)
ECAD
Series	-
Type	General Purpose
Number of Elements	1
Output Type	DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL
Voltage - Supply, Single/Dual (±)	5 V ~ 30 V, ±2.5 V ~ 15 V
Voltage - Input Offset (Max)	7.5mV @ ±15V
Current - Input Bias (Max)	0.25µA @ ±15V
Current - Output (Typ)	50mA
Current - Quiescent (Max)	7.5mA
CMRR, PSRR (Typ)	-
Propagation Delay (Max)	-
Hysteresis	-
Operating Temperature	0°C ~ 70°C
Package / Case	8-DIP (0.300", 7.62mm)
Mounting Type	Through Hole
Supplier Device Package	8-DIP

LM311N Datasheet

LM311N Reviews

Saig*****llard

April 9, 2023

★ ★ ★ ★ ★

Great item and excellent seller! Would highly recommend. Thank you. Trustworthy

Frede*****Benitez

April 8, 2023

★ ★ ★ ★ ★

Very good, fast shipping, super reliable seller.

Lar*****urian

March 30, 2023

★ ★ ★ ★ ★

Your technical assistance and professionalism cannot be complained!

Ryke*****itaker

March 30, 2023

★ ★ ★ ★ ★

I have always get a fast response from Heisener with my orders. As a small business owner I greatly appreciate that I can order as little as 1 item as opposed to other companies who require you place a larger minimum order.

Adel*****endoza

March 28, 2023

★ ★ ★ ★ ★

Used for a solar project. Working as hoped. I'd buy again.

Jali*****Aurora

March 6, 2023

★ ★ ★ ★ ★

I am a novice technician. I really rely on reviews to help guide me, as I do not have anyone to assist me with electronics. I purchased these items and report I am happy with the purchase. I took a chance and it was one of the better choices I made.

Cash*****pard

March 3, 2023

★ ★ ★ ★ ★

The order process is easy and user friendly, very helpful customer service, always fast shipping.

Write a Review

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LM311N Packaging

LM311N FAQ

1. How to order LM311N on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that LM311N is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LM311N. All suppliers must pass our qualification reviews before they can publish their products including LM311N on Heisener; we pay more attention to the channels and quality of LM311N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LM311N price and inventory displayed accurate?

The price and inventory of LM311N fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of LM311N?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM311N we delivered, we will accept the replacement or return of the LM311N only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM311N.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as LM311N pin diagram, LM311N datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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LM311N Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# V99:2348_07271186

Texas Instruments

Comparator Single ±18V/36V 8-Pin PDIP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

LM311N-14

National Semiconductor Corporation

LM311N

Fairchild Semiconductor Corporation

Part Number

Manufacturer

Description

Stock

LM311N

D# 41S2351

Texas Instruments

I.C. LM311N-NOPB

264

Part Number	Manufacturer	Description	Stock
LM311NG	ON Semiconductor	GEN PUR COMP SINGLE 200NS DIP-8	10
LM311N/NOPB	Texas Instruments	- Rail/Tube	7038
LM311N	Texas Instruments	IC Date Code: 8424	30

Part Number	Manufacturer	Description	Stock
LM311N/NOPB	Texas Instruments	1 5V ~ 36V, ±, 2.5V ~ 18V 7.5mA DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL PDIP-8 Analog Comparators RoHS	1036
LM311NG	ON Semiconductor	Single Comparators	4098
LM311N	HuaGuan Semiconductor	DIP-8 Analog Comparators RoHS	828

Part Number

Manufacturer

Description

Stock

LM311N

STMicroelectronics

RoHS: Not Compliant

Part Number	Manufacturer	Description	Stock
LM311N D# 497-1570-5-ND	STMicroelectronics	IC VOLTAGE COMPARATOR 8-DIP	0
LM311NG D# LM311NGOS-ND	ON Semiconductor	IC COMPARATOR SGL HI VOLT 8DIP	0
LM311N/NOPB D# LM311NNS/NOPB-ND	Texas Instruments	IC VOLTAGE COMPARATOR 8-DIP	4402

Part Number

Manufacturer

Description

Stock

LM311N

D# LM311N

National Semiconductor Corporation

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

Part Number

Manufacturer

Description

Stock

LM311N

STMicroelectronics

In stock shipping within 2days

41584

Part Number	Manufacturer	Description	Stock
LM311N/NOPB D# 3005523	Texas Instruments	IC, COMPARATOR, SINGLE RoHS: Compliant Min Qty: 1 Container: Each	0
LM311NG D# 1214465	ON Semiconductor	IC, VOLT COMPARATOR, DIP8, 311 RoHS: Compliant Min Qty: 1 Container: Each	0
LM311N D# 9755942	STMicroelectronics	IC, VOLT COMPARATOR, DIP8, 311 RoHS: Compliant Min Qty: 1 Container: Each	0

Part Number

Manufacturer

Description

Stock

LM311N

ON SEMICONDUCTOR

Stock

573

Part Number

Manufacturer

Description

Stock

LM311NG

NEW AND ORGINAL. ISRAEL W.HOUSE

734

LM311N

National Semiconductor Corporation

STOCK, SAME DAY SHIPPING. ALL PARTS ARE NEW

113

Part Number	Manufacturer	Description	Stock
LM311NCKRY	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	118
LM311NAT	N/A	OEM/CM QUOTES ONLY \| NO BROKERS	35
LM311NROHS	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	10
LM311NG	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	3306
LM311N14P		OEM/CM QUOTES ONLY \| NO BROKERS	2
LM311NSTM	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	58
LM311N14	National Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	904
LM311ND	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	58
LM311NDS	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	290
LM311N	National Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	28652
LM311NKKCV	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	5
LM311NCKTS	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	28
LM311NNOPB	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	13932
LM311NN		OEM/CM QUOTES ONLY \| NO BROKERS	2
LM311NNSC	National Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	184

Part Number	Manufacturer	Description	Stock
SLM311N	NXP Semiconductors	OEM/CM ONLY	1054
LM311PLM311N	Texas Instruments	OEM/CM ONLY	1445
LM311NTI	Texas Instruments	OEM/CM ONLY	490
LM311PLM311NDIP8	Texas Instruments	OEM/CM ONLY	508
LM311NDIL8	Texas Instruments	OEM/CM ONLY	709
LM311N311N	Texas Instruments	OEM/CM ONLY	926
LM311N0	Texas Instruments	OEM/CM ONLY	784
LM311NSR	Texas Instruments	OEM/CM ONLY	454
LM311LM311NNOPB	Texas Instruments	OEM/CM ONLY	533
LM311NNOPB	Texas Instruments	OEM/CM ONLY	863
LM311N602	NXP Semiconductors	OEM/CM ONLY	930
LM311NN	Texas Instruments	OEM/CM ONLY	101
PM14ASLM311N	ADI Electronics Inc	OEM/CM ONLY	121
LM311PLM311NDIP	Texas Instruments	OEM/CM ONLY	701

Part Number

Manufacturer

Description

Stock

LM311N

Fairchild Semiconductor Corporation

Part Number

Manufacturer

Description

Stock

LM311N

National Semiconductor Corporation

In stock

393

Part Number

Manufacturer

Description

Stock

LM311N

National Semiconductor Co.

Voltage Comparator, Single, 8 Pin, Plastic, DIP

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# C99439

Texas Instruments

1036

LM311N

D# C434572

Texas Instruments

798

Part Number

Manufacturer

Description

Stock

LM311N

National Semiconductor Corporation

in stock - can ship the same day

Part Number	Manufacturer	Description	Stock
LM311NIP	Motorola Semiconductor Products	OEM/CM Immediate delivery	9098
LM311N-14	National Semiconductor Corporation	OEM/CM Immediate delivery	2000
LM311N	STMicroelectronics	OEM/CM Immediate delivery	41159

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# 926-LM311N/NOPB

Texas Instruments

Analog Comparators VOLTAGE COMPARATOR

RoHS: Compliant

9126

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# 29AH1114

Texas Instruments

IC, COMPARATOR, SINGLE, Comparator Type:General Purpose, No. of Comparators:1 Comparator, Response Time:200ns, Supply Voltage Range:5V to 36V, Comparator Case Style:DIP, No. of Pins:8Pins, IC Output Type:DTL, MOS, RTL, TTL, OperatingRoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

LM311N

D# 89K0675

STMicroelectronics

GENERAL PURPOSE COMPARATOR, SINGLE, 0.2 uS, DIP-8, Comparator Type:General Purpose, No. of Comparators:1 Comparator, Response Time:200ns, Supply Voltage Range:5V to ± 15V, Comparator Case Style:DIP, No. of Pins:8Pins, Product Range:-RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 466

Container: Bulk

Part Number	Manufacturer	Description	Stock
LM311N D# NS-LM311N	Fairchild Semiconductor Corporation	OEM/CM ONLY	8937
LM311N-A+ D# NS-LM311N-A+	National Semiconductor Corporation	OEM/CM ONLY	7018
LM311ND D# NS-LM311ND	Motorola Semiconductor Products	OEM/CM ONLY	8442
LM311NDS D# NS-LM311NDS	Motorola Semiconductor Products	OEM/CM ONLY	2478
LM311NS D# NS-LM311NS	Motorola Semiconductor Products	OEM/CM ONLY	2237
LM311NG D# NS-LM311NG	ON Semiconductor	OEM/CM ONLY	4628
LM311N/NOPB D# NS-LM311N/NOPB	Texas Instruments	OEM/CM ONLY	2748

Part Number

Manufacturer

Description

Stock

LM311N

Motorola Semiconductor Products

Voltage Comparator, Single, 8 Pin, Plastic, DIP

187

LM311N/NOPB

National Semiconductor Corporation

COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDIP8

Part Number

Manufacturer

Description

Stock

LM311N-14

D# LM311N-14

Texas Instruments

Inventory R

LM311N

D# LM311N

National Semiconductor Corporation

Inventory R

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# 1244526

Texas Instruments

LM311N/NOPB Texas Instruments, Comparator, Single Ended O/P, 200ns Maximum of 36 V 8-Pin PDIP, PK

Min Qty: 10

Container: Package

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

National Semiconductor Corporation

LM311-N Precision, high voltage, floating output comparator

RoHS: Compliant

31311

Part Number	Manufacturer	Description	Stock
LM311N/NSC		OEM/CM ONLY	175
LM311NCKRY	ON Semiconductor	OEM/CM ONLY	118
LM311N4	MIX	OEM/CM ONLY	111
MN74LM311N	National Semiconductor Corporation	OEM/CM ONLY	201
LM311NSTM		OEM/CM ONLY	66
LM311NG	ON Semiconductor	OEM/CM ONLY	5016
LM311N/NOPB	National Semiconductor Corporation	OEM/CM ONLY	404
LM311N	STMicroelectronics	OEM/CM ONLY	48807
LM311N14	National Semiconductor Corporation	OEM/CM ONLY	2886
LM311ND	Motorola Semiconductor Products	OEM/CM ONLY	69
LM311NDS	Motorola Semiconductor Products	OEM/CM ONLY	800
LM311N/AT	N/A	OEM/CM ONLY	76
LM311N ST	STMicroelectronics	OEM/CM ONLY	881
LM311NFS	Fairchild Semiconductor Corporation	OEM/CM ONLY	2211
LM311N MOT82	Motorola Mobility LLC	OEM/CM ONLY	112

Part Number	Manufacturer	Description	Stock
LM311NIP	MOT	IN stock Immediate delivery	9113
LM311N	STMicroelectronics	IN stock Immediate delivery	41144
LM311N-14	National Semiconductor Corporation	IN stock Immediate delivery	2015

Part Number

Manufacturer

Description

Stock

LM311N

Texas Instruments

Part Number

Manufacturer

Description

Stock

LM311N

D# 2028019212

byab

LM311N byab IC

159

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

Texas Instruments

Precision, high voltage, floating output comparator

Part Number	Manufacturer	Description	Stock
LM311N	Philips Semiconductors	shipping today	4896
LM311N/NOPB	National Semiconductor Corporation	shipping today	106
LM311NG	ON Semiconductor	shipping today	11
LM311N-14	STMicroelectronics	shipping today	1896

Part Number

Manufacturer

Description

Stock

LM311N/NOPB

D# 53404026

Texas Instruments

Comparator Single ±18V/36V 8-Pin PDIP Tube

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
LM311NNS	National Semiconductor Corporation	RFQ	7700
LM311N	STMICR	RFQ	833
LM311 LM311N NOPB	Texas Instruments	RFQ	4361

Part Number	Manufacturer	Description	Stock
LM311N/NOPB	Texas Instruments	IC VOLTAGE COMPARATOR 8-DIP	5110
LM311N	STMicroelectronics	Voltage Comparator	13261
LM311N-14	Texas Instruments	Voltage Comparator	870

Part Number	Manufacturer	Description	Stock
LM311N/NOPB D# 3005523	Texas Instruments	IC, COMPARATOR, SINGLE RoHS: Compliant Min Qty: 1 Container: Each	0
LM311NG D# 1214465	ON Semiconductor	IC, VOLT COMPARATOR, DIP8, 311 RoHS: Compliant Min Qty: 1 Container: Each	0
LM311N D# 9755942	STMicroelectronics	IC, VOLT COMPARATOR, DIP8, 311 RoHS: Compliant Min Qty: 1 Container: Each	0

Quick Inquiry

LM311N

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

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