SLCS005AG October   1979  – January 2025 LM193 , LM2903 , LM2903B , LM2903V , LM293 , LM293A , LM393 , LM393A , LM393B

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  Recommended Operating Conditions
    3. 5.3  Thermal Information: LMx93x and LM2903x
    4. 5.4  ESD Ratings
    5. 5.5  Electrical Characteristics LM393B
    6. 5.6  Electrical Characteristics LM2903B
    7. 5.7  Switching Characteristics LM393B and LM2903B
    8. 5.8  Electrical Characteristics for LM193, LM293, and LM393 (without A suffix)
    9. 5.9  Electrical Characteristics for LM293A and LM393A
    10. 5.10 Electrical Characteristics for LM2903, LM2903V, and LM2903AV
    11. 5.11 Switching Characteristics: LM193, LM239, LM393, LM2903, all 'A' and 'V' versions
    12. 5.12 Typical Characteristics, LMx93x and LM2903x
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
    4. 6.4 Device Functional Modes
      1. 6.4.1 Voltage Comparison
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Input Voltage Range
        2. 7.2.2.2 Minimum Overdrive Voltage
        3. 7.2.2.3 Output and Drive Current
        4. 7.2.2.4 Response Time
      3. 7.2.3 Application Curves
      4. 7.2.4 Power Supply Recommendations
      5. 7.2.5 Layout
        1. 7.2.5.1 Layout Guidelines
        2. 7.2.5.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Receiving Notification of Documentation Updates
    2. 8.2 Support Resources
    3. 8.3 Trademarks
    4. 8.4 Electrostatic Discharge Caution
    5. 8.5 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Pin Configuration and Functions

LM393B LM2903B LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V D, DGK, JG, P, PS, DDF or PW Package8-Pin SOIC, VSSOP, PDIP, SO, or TSSOPTop ViewFigure 4-1 D, DGK, JG, P, PS, DDF or PW Package8-Pin SOIC, VSSOP, PDIP, SO, or TSSOPTop View
LM393B LM2903B LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V DSG Package8-Pin WSON With Exposed PadTop View
Connect thermal pad directly to GND pin.
Figure 4-2 DSG Package8-Pin WSON With Exposed PadTop View
Table 4-1 Pin Functions
PIN I/O DESCRIPTION
NAME SOIC, VSSOP, PDIP, SO, DDF and TSSOP DSG
1OUT 1 1 Output Output pin of comparator 1
1IN– 2 2 Input Negative input pin of comparator 1
1IN+ 3 3 Input Positive input pin of comparator 1
GND 4 4 — Ground
2IN+ 5 5 Input Positive input pin of comparator 2
2IN- 6 6 Input Negative input pin of comparator 2
2OUT 7 7 Output Output pin of comparator 2
VCC 8 8 — Positive Supply
Thermal Pad — PAD — Connect directly to GND pin