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LM393B Datasheet(PDF) 2 Page - Texas Instruments

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Part No. LM393B
Description  LM393B, LM2903B, LM193, LM293, LM393 and LM2903 Dual Comparators
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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LM393B Datasheet(HTML) 2 Page - Texas Instruments

 
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LM393B, LM2903B, LM193, LM293, LM293A, LM393, LM393A, LM2903, LM2903V
SLCS005AC – OCTOBER 1979 – REVISED FEBRUARY 2020
www.ti.com
Product Folder Links: LM393B LM2903B LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V
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Copyright © 1979–2020, Texas Instruments Incorporated
Table of Contents
1
Features .................................................................. 1
2
Applications ........................................................... 1
3
Description ............................................................. 1
4
Revision History..................................................... 2
5
Pin Configuration and Functions ......................... 3
6
Specifications......................................................... 4
6.1
Absolute Maximum Ratings ...................................... 4
6.2
ESD Ratings.............................................................. 4
6.3
Recommended Operating Conditions ....................... 4
6.4
Thermal Information: LM193 ..................................... 5
6.5
Thermal Information: LM293, LM393, LM2903 (all 'V'
and 'A' suffixes).......................................................... 5
6.6
Thermal Information: LM393B and LM2903B ........... 5
6.7
Electrical Characteristics LM393B ............................ 6
6.8
Electrical Characteristics LM2903B .......................... 7
6.9
Switching Characteristics LM393B and LM2903B .... 7
6.10
Electrical Characteristics for LM193, LM293, and
LM393 (without A suffix) ............................................ 8
6.11
Electrical Characteristics for LM293A and
LM393A...................................................................... 9
6.12
Electrical Characteristics for LM2903, LM2903V,
and LM2903AV ........................................................ 10
6.13
Switching Characteristics: LM193, LM239, LM393,
LM2903, all 'A' and 'V' versions ............................... 10
6.14
Typical Characteristics, LMx93, LM2903 (all 'V' and
'A' suffixes) .............................................................. 11
6.15
Typical Characteristics, LM393B and LM2903B ... 12
7
Detailed Description ............................................ 18
7.1
Overview ................................................................. 18
7.2
Functional Block Diagram ....................................... 18
7.3
Feature Description................................................. 18
7.4
Device Functional Modes........................................ 18
8
Application and Implementation ........................ 19
8.1
Application Information............................................ 19
8.2
Typical Application ................................................. 19
9
Power Supply Recommendations ...................... 22
10
Layout................................................................... 22
10.1
Layout Guidelines ................................................. 22
10.2
Layout Example .................................................... 22
11
Device and Documentation Support ................. 23
11.1
Related Links ........................................................ 23
11.2
Receiving Notification of Documentation Updates 23
11.3
Support Resources ............................................... 23
11.4
Trademarks ........................................................... 23
11.5
Electrostatic Discharge Caution ............................ 23
11.6
Glossary ................................................................ 23
12
Mechanical, Packaging, and Orderable
Information ........................................................... 23
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision AB (December 2019) to Revision AC
Page
Changed front page Features, Applications and Description text to highlight B version. ...................................................... 1
Added WSON and SOT-23-8 packages................................................................................................................................. 1
Added Links to Family Table ................................................................................................................................................. 1
Added DDF and DSG pkgs to Thermal Table ........................................................................................................................ 5
Changes from Revision AA (September 2019) to Revision AB
Page
Changed LM393B and LM2903B from Preview to Active status ........................................................................................... 1
Added Family Comparison Table ........................................................................................................................................... 1
Changes from Revision Z (October 2017) to Revision AA
Page
Added "B" devices with various text changes throughout datasheet. .................................................................................... 1
Deleted from Device Information old LM193 CDIP and LCCC package references and drawings. These are on the
LM139-MIL datasheet............................................................................................................................................................. 1
Added "B" devices Thermal Information table. ....................................................................................................................... 5
Added "B" device electrical tables .......................................................................................................................................... 6
Added "B" device graphs ..................................................................................................................................................... 12


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