LM393 The Texas Instruments LM393 is a dual differential comparator IC. It operates with a supply voltage up to 36V and features open-collector outputs.
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LM393

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM393 is a dual differential comparator IC. It operates with a supply voltage up to 36V and features open-collector outputs.
Total Stock: 348 pcs
$ Price Range: $0.99

LM393 Available from 1 distributor

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LM393 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Number of Channels
Operating Temperature Range
Output Type

LM393 Description

Short technical summary and product information.

The Texas Instruments LM393 is a versatile dual differential comparator designed for a wide range of applications. It offers two independent comparator channels, each with an open-collector output, allowing for flexible interfacing with various logic families.

 

Key electrical characteristics include a maximum supply voltage of 36V and a minimum of 2V, with a typical quiescent current of 0.225mA per channel. The device boasts a low offset voltage of 5mV at 25°C and an input bias current of 50nA maximum. Its operating temperature range spans from 0°C to 70°C, making it suitable for commercial grade applications.

 

The LM393 is available in multiple package types, including SOP, VSSOP, SOIC, TSSOP, and PDIP, providing options for different PCB space constraints and assembly processes. Its design facilitates easy integration into electronic circuits requiring precise voltage level detection and comparison.

LM393 Quick Information

Product Type: Comparator
Canonical Name: LM393 Dual Differential Comparator
Subcategory: Dual Differential Comparator

LM393 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM393 Estimated Pricing

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1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM393 Features

  • Dual differential comparator IC
  • Open-collector, open-drain outputs
  • Wide supply voltage range
  • Low offset voltage and bias current
  • Commercial operating temperature range

LM393 Applications

  • Voltage level detection circuits
  • Threshold sensing applications
  • General purpose comparison tasks
  • Logic level translation needs

LM393 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the LM393?

The LM393 operates from a supply voltage of 2V to 36V.

What packages is the LM393 available in?

The LM393 is available in PDIP, SOIC, SOP, TSSOP, and VSSOP packages.

What is the operating temperature range of the LM393?

The operating temperature range is 0°C to 70°C.

What is the propagation delay of the LM393?

The typical propagation delay is 1.3 µs.

What are the output types of the LM393?

The outputs are open-collector and open-drain.

What is the quiescent current per channel?

The typical quiescent current per channel is 0.225 mA.

What is the maximum offset voltage?

The maximum offset voltage at 25°C is 5 mV.

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