SBOSA05C August   2021  – November 2022 LMH32404

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Electrical Characteristics: Logic Threshold and Switching Characteristics
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Clamping and Input Protection
      2. 7.3.2 ESD Protection
      3. 7.3.3 Differential Output Stage
    4. 7.4 Device Functional Modes
      1. 7.4.1 Ambient Light Cancellation (ALC) Mode
      2. 7.4.2 Channel Multiplexer Mode
      3. 7.4.3 Low-Power Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Standard TIA Application
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Increase Channel Density for Optical Front-End Systems
        1. 8.2.2.1 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 Support Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

1 Features

  • Gain: 20 kΩ
  • Performance, CPD = 1 pF:
    • Bandwidth: 350 MHz
    • Input-referred noise: 56 nARMS
    • Rise, fall time: 1.25 ns
  • Quiescent current: 28 mA/channel
  • Standby mode: 10 mA/channel
  • Low power mode: 2.5 mA (4 channels)
  • Channel switching time: 10 ns
  • Integrated ambient light cancellation
  • Integrated 100-mA protection clamp
  • 4 Input channels and 4 differential output channels
  • Integrated multiplexer enables flexible configurability between optical sensor and ADC/TDC
  • Multiple LMH32404s can be combined in parallel to create a wider field-of-view (FoV)
  • Package: 28-pin VQFN
    • Bare die
  • Temperature range: –40°C to +125°C
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