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

7.2.1 Design Requirements

For this design example, use the parameters listed in Table 7-1 as the input parameters.

Table 7-1 Design Parameters
DESIGN PARAMETEREXAMPLE VALUE
Input Voltage Range0V to Vsup-2V
Supply Voltage4.5V to VCC maximum
Logic Supply Voltage0V to VCC maximum
Output Current (RPULLUP)1µA to 4mA
Input Overdrive Voltage100mV
Reference Voltage2.5V
Load Capacitance (CL)15pF