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HomeProductsIntegrated Circuits (ICs)Linear - ComparatorsLM393APSR
LM393APSR Image
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LM393APSR - Texas Instruments

Manufacturer Part Number
Texas Instruments
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
8-SOIC (0.209", 5.30mm Width)
Data sheet
LM193(A),293(A),393(A), LM2903(V) Datasheet.pdf
LM193,293,393(A), 2903(V) Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 371790

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LM393APSR Tech Specifications
Texas Instruments - LM393APSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM393APSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply, Single/Dual (±) 2V ~ 36V, ±1V ~ 18V  
Voltage - Input Offset (Max) 2mV @ 30V  
Type Differential  
Supplier Device Package 8-SO  
Series -  
Propagation Delay (Max) -  
Package / Case 8-SOIC (0.209", 5.30mm Width)  
Package Tape & Reel (TR)  
Output Type CMOS, MOS, Open-Drain, TTL  
Product Attribute Attribute Value  
Operating Temperature 0°C ~ 70°C  
Number of Elements 2  
Mounting Type Surface Mount  
Hysteresis -  
Current - Quiescent (Max) 2.5mA  
Current - Output (Typ) 20mA  
Current - Input Bias (Max) 0.25µA @ 5V  
CMRR, PSRR (Typ) -  
Base Product Number LM393  

Parts Introduction

Manufacturer Part Number





The LM393APSR from Texas Instruments is a general purpose linear comparator designed for various applications that require voltage level detection and stabilization.

Product Features and Performance

General Purpose Comparator

Number of Elements: 2

Output Type: Open-Collector, Rail-to-Rail

Supply Voltage Range: 2V ~ 36V, ±1V ~ 18V

Input Offset Voltage: Maximum 2mV at 30V

Input Bias Current: Maximum 0.25µA at 5V

Output Current (Typical): 20mA

Quiescent Current (Maximum): 2.5mA

Package: 8-SOIC

Mounting Type: Surface Mount

Operating Temperature: 0°C ~ 70°C

Product Advantages

Low Supply Voltage Range compatibility

Handles Rail-to-Rail outputs efficiently

Low Input Bias and Offset Currents leading to high precision

Suitable Operating temperature range for varied environments

Key Technical Parameters

Supply Voltage (Single/Dual): 2V ~ 36V, ±1V ~ 18V

Input Offset Voltage (Max): 2mV @ 30V

Input Bias Current (Max): 0.25µA @ 5V

Output Current: 20mA

Quiescent Current (Max): 2.5mA

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Optimal performance in standard operating temperature conditions

Protected against unfavorable voltage conditions

Durable SOIC package for extended lifespan and reliability


Compatible with standard surface mount technologies for easy integration

Flexible voltage requirements allow compatibility with diverse electronic systems

Application Areas

Voltage level detection

Threshold detectors

Window comparators


Product Lifecycle

Status: Last Time Buy

Information about replacements or upgrades is recommended to consult Texas Instruments due to nearing discontinuation.

Several Key Reasons to Choose This Product

Wide Voltage Supply Range suitable for diverse applications

Dual comparator elements add versatility in usage

Low Input Offset and Bias Current ensure precision operation

Compatible with many electronic systems owing to surface mount form factor

End-of-life status offers potential cost savings on purchases for immediate needs

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM393APSR

Product Attribute LM393APSR LM393APWRG4 LM393AM LM393AN
Part Number LM393APSR LM393APWRG4 LM393AM LM393AN
Manufacturer Texas Instruments Texas Instruments onsemi STMicroelectronics
Current - Output (Typ) 20mA 20mA 18mA @ 5V 18mA @ 5V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C
Output Type CMOS, MOS, Open-Drain, TTL CMOS, MOS, Open-Drain, TTL - CMOS, DTL, ECL, MOS, Open-Collector, TTL
Current - Quiescent (Max) 2.5mA 2.5mA 2.5mA 2.5mA
Voltage - Supply, Single/Dual (±) 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V
Current - Input Bias (Max) 0.25µA @ 5V 0.25µA @ 5V 0.25µA @ 5V 0.1µA @ 5V
Type Differential Differential Differential General Purpose
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tube
Number of Elements 2 2 2 2
Hysteresis - - - -
CMRR, PSRR (Typ) - - - -
Propagation Delay (Max) - - - -
Supplier Device Package 8-SO 8-TSSOP 8-SOIC 8-DIP
Package / Case 8-SOIC (0.209", 5.30mm Width) 8-TSSOP (0.173', 4.40mm Width) 8-SOIC (0.154', 3.90mm Width) 8-DIP (0.300', 7.62mm)
Base Product Number LM393 LM393 LM393 LM393
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Voltage - Input Offset (Max) 2mV @ 30V 2mV @ 30V 2mV @ 5V 2mV @ 30V
Series - - - -

LM393APSR Datasheet PDF

Download LM393APSR pdf datasheets and Texas Instruments documentation for LM393APSR - Texas Instruments.

LM193,293,393(A), 2903(V) Datasheet.pdf
HTML Datasheet
LM193(A),293(A),393(A), LM2903(V) Datasheet.pdf


Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LM393APSR Image


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