LM393N The Texas Instruments LM393N is a general-purpose dual voltage comparator designed for wide supply voltage ranges. It operates from 2V to 36V and features TTL/CMOS compatible outputs.
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LM393N

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM393N is a general-purpose dual voltage comparator designed for wide supply voltage ranges. It operates from 2V to 36V and features TTL/CMOS compatible outputs.
✓ Total Stock: 2,885 pcs

LM393N Available from 5 distributors

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LM393N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Elements
Operating Temperature
Output Type
Propagation Delay (Max)
Supplier Device Package
Supply Current
Type
Voltage

LM393N Description

Short technical summary and product information.

The Texas Instruments LM393N is a low-power dual voltage comparator IC. It is designed to operate from a wide single-supply voltage range of 2V to 36V, or from split power supplies of ±1V to ±18V. This comparator features a very low supply current of 0.45 mA, independent of the supply voltage.

 

Key electrical characteristics include a low input bias current of 20 nA typical and a low input offset current of ±3 nA typical. The input offset voltage is typically ±1 mV. The input common-mode voltage range includes ground, even when operated from a single power supply. The output saturation voltage is low at 80 mV typical when sinking 4mA. The differential input voltage range is equal to the supply voltage.

 

Outputs are compatible with TTL, DTL, ECL, MOS, and CMOS logic families. The LM393N is housed in an 8-pin PDIP package and is designed for through-hole mounting. Its operating temperature range is 0°C to 70°C.

 

This general-purpose comparator is suitable for various applications requiring reliable voltage comparison across a broad spectrum of supply conditions.

LM393N Quick Information

Product Type: Comparator
Canonical Name: LM393N Dual Voltage Comparator
Subcategory: Dual Voltage Comparators

LM393N Compliance

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

LM393N Features

  • Wide single-supply voltage range: 2V to 36V.
  • Very low supply current: 0.45 mA typical.
  • Input common-mode range includes ground.
  • TTL, DTL, ECL, MOS, CMOS compatible outputs.
  • General purpose dual comparator in 8-PDIP package.

LM393N Applications

  • Suitable for single or split power supplies.
  • Ideal for voltage level sensing.
  • Used in battery-powered applications.
  • Effective for threshold detection circuits.

LM393N FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the LM393N comparator?

The LM393N operates from a wide single-supply voltage range of 2V to 36V, or from split power supplies of ±1V to ±18V.

What is the typical supply current of the LM393N?

The LM393N has a very low supply current of 0.45 mA, independent of the supply voltage.

What type of outputs does the LM393N feature?

The LM393N features outputs compatible with TTL, DTL, ECL, MOS, and CMOS logic families.

What is the operating temperature range for the LM393N?

The LM393N has an operating temperature range of 0°C to 70°C.

What package type is the LM393N available in?

The LM393N is available in an 8-PDIP package.

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