ZHCSMW3A December   2020  – November 2021 LMH32404-Q1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  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 支持资源
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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6.7 Typical Characteristics

At VDD = 3.3 V, VOCM = open, VOD = 0 V, CPD = 1 pF, EN = 0 V (enabled), IDC_EN = 3.3 V (disabled), RL = 100 Ω (differential load between OUT+ and OUT–), and TA = 25°C (unless otherwise noted)

VOUT = 100 mVPP
Figure 6-1 Small Signal Response vs Input Capacitance
VOUT = 100 mVPP
Figure 6-3 Small Signal Response vs Channels
IDC_IN = 100 µA
Figure 6-5 Low-Side Frequency Response vs Ambient Light Cancellation
Figure 6-7 Input Noise Density vs Input Capacitance
Figure 6-9 Input Noise Density vs Ambient Temperature
Figure 6-11 Adjacent Channel Crosstalk
Figure 6-13 Pulse Response vs Output Swing
Figure 6-15 Turn-On Time
0 → 0.5V transition at VOUT (1% settling)
Figure 6-17 Channel Turn-On Response
IDC_IN = 0 µA → 100 µA, VOD = 0.5 V
Figure 6-19 Ambient Loop Cancellation Settling Time ((1))
Figure 6-21 Transimpedance Gain vs Input Current
Figure 6-23 Input Bias Voltage vs Supply Voltage ((2))
Figure 6-25 Quiescent Current (Per Channel) vs Ambient Temperature (2)
VOD = 0.75 V, VOCM = 1.4 V
Figure 6-27 High-Side Swing vs Input Current
 
Figure 6-29 Differential Output Offset Gain
Figure 6-31 Logic Threshold vs Ambient Temperature
µ = 20.5 kΩ, σ = 0.2 kΩ
Figure 6-33 Transimpedance Gain Distribution
µ = 493 mV, σ = 2.8 mV 
Figure 6-35 Differential Output Offset Voltage (VOD) Distribution
VOUT = 100 mVPP
Figure 6-2 Small Signal Response vs Ambient Temperature
 
Figure 6-4 Frequency Response vs Output Swing
IDC_IN = 100 µA
Figure 6-6 Closed-Loop Output Impedance vs Frequency
Figure 6-8 Input Noise Density vs Ambient Light DC Current
Figure 6-10 Output Noise Density vs Output Configuration
Figure 6-12 Non-Adjacent Channel Crosstalk
Figure 6-14 Overloaded Pulse Response
Figure 6-16 Turn-Off Time
Figure 6-18 Channel Turn-Off Response
IDC_IN = 100 µA → 0 µA, VOD = 0.5 V
Figure 6-20 Ambient Loop Cancellation Settling Time (1)
Figure 6-22 Transimpedance Gain vs Ambient Temperature
Figure 6-24 Input Bias Voltage vs Ambient Temperature (2)
Figure 6-26 Quiescent Current (Per Channel) vs Supply Voltage
VOD = 0.75 V, VOCM = 0.8 V
Figure 6-28 Low-Side Swing vs Input Current
VOD = open
Figure 6-30 Ambient Light Cancellation Range vs Ambient Temperature
µ = 27.2 mA, σ = 0.27 mA
Figure 6-32 Quiescent Current Distribution
µ = 1.1 V, σ = 2 mV
Figure 6-34 Output Common-Mode Voltage (VOCM) Distribution
µ = 19.9 Ω , σ = 0.14 Ω, Device Enabled
Figure 6-36 Differential Output Impedance (ZOUT) Distribution
1. Differential Output Voltage = (Vout+ - Vout-).
2. Typical units from different lots.