SBOSA51 December   2020 THS4567

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  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: Differential TIA Mode, ICM loop enabled
    6. 6.6 Electrical Characteristics: FDA operation, ICM loop disabled
    7. 6.7 Typical Characteristics: (VS+) – (VS–) = 5 V
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Main Amplifier
      2. 7.3.2 Output Common-Mode Control
      3. 7.3.3 Input Common-Mode Control
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown Mode
      2. 7.4.2 Differential Transimpedance Amplifier Mode
      3. 7.4.3 Fully Differential Amplifier (FDA) Mode
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Noise Analysis
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure (THS4567 in TIA Mode)
        1. 8.2.2.1 OPA Mode Configuration
      3. 8.2.3 Application Curves
    3. 8.3 Differential TIA with 0-V Biased Photodiode
    4. 8.4 Differential AC Coupled TIA
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Board Layout Recommendations
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Typical Characteristics: (VS+) – (VS–) = 5 V

VS+ = 2.5 V, VS– = –2.5 V, VOCM = open, VICM = open, RF = 5 kΩ, G = 10 V/V, ICM loop disabled, RL = 1 kΩ, single-ended input, differential output, and input and output referenced to midsupply and TA ≈ 25°C, 1 (unless otherwise noted).

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VOUT = 100 mVPP
Figure 6-1 Small-Signal Frequency Response vs Gain
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Figure 6-3 Small-Signal Frequency Response vs CL
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Figure 6-5 Input Referred Voltage Noise vs Frequency
GUID-B720D73B-08B1-44DE-AAF3-E31690B25699-low.gifFigure 6-7 Harmonic Distortion vs Frequency
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VOUT = 8 VPP
Figure 6-9 Harmonic Distortion vs RL
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VOUT = 8 VPP; Differential input to differential output; ICM Loop Enabled
Figure 6-11 Harmonic Distortion vs ICM_CTL
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tR/tF = 8 ns
Figure 6-13 Small-Signal Transient Response
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Figure 6-15 Open-Loop Gain
GUID-04041B6C-6DBF-4025-AAC3-0F8F37E437F2-low.gifFigure 6-17 Power-Supply Rejection Ratio vs Frequency
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VOCM pin driven with 100 mVPP signal. Average output voltage measured.
Figure 6-19 VOCM Loop Small-Signal Frequency Response
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3 Typical Units
Figure 6-21 Quiescent Current vs Total Supply Voltage
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VOS normalized at 25°C
Figure 6-23 Offset Voltage vs Ambient Temperature
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3 Typical Units
Figure 6-25 Offset Voltage vs Input Common-Mode Voltage
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3 Typical Units, RL = 20 kΩ
Figure 6-27 Offset Voltage vs Differential Output Voltage
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3 Typical Units, RL = 1 kΩ
Figure 6-29 Offset Voltage vs Differential Output Voltage
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3 Typical Units
Figure 6-31 Differential Output Voltage vs Load Current
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VICM pin floating, 3 Typical Units
Figure 6-33 Average input Voltage vs Input Common-Mode Current
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Typical Unit
Figure 6-35 Average Input Voltage vs VICM Set Voltage
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VOCM offset = (VOCM - VOCM), 3 Typical Units
Figure 6-37 Output Common-Mode Offset Voltage vs Output Common-Mode Set Voltage
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Figure 6-2 Frequency Response vs VOUT
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VOUT = 8 VPP
Figure 6-4 Large-Signal Frequency Response Flatness
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f = 100 kHz, ICM loop enabled
Figure 6-6 Input Referred Current Noise vs ICM_CTL
GUID-6060747A-2DBF-4F8B-9EAA-887A138A5C65-low.gifFigure 6-8 Harmonic Distortion vs VOUT
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VOUT = 8 VPP
Figure 6-10 Harmonic Distortion vs VOCM
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VOUT = 2 VPP (each tone), Tone separation from center frequency = 100 kHz
Figure 6-12 Intermodulation Distortion vs Frequency
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Slew rate (rising and falling) = 500 V/µs
Figure 6-14 Large-Signal Transient Response
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G = 1 V/V, VOUT = 2 VPP, with VOCM adjusted
Figure 6-16 Closed-Loop Output Impedance vs Frequency
GUID-EF678E53-C720-4C18-BD0E-E85A0B017145-low.gifFigure 6-18 Common-Mode Rejection Ratio vs Frequency
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VICM pin driven with 100 mVPP signal. Average input voltage measured.
Figure 6-20 VICM Loop Small-Signal Frequency Response
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Typical Unit
Figure 6-22 Quiescent Current vs Ambient Temperature
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3 Typical Units
Figure 6-24 Input Bias Current vs Input Common-Mode Voltage
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3 Typical Units
Figure 6-26 Offset Voltage vs Input Common-Mode Voltage vs Ambient Temperature
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Typical Unit, RL = 20 kΩ
Figure 6-28 Offset Voltage vs Differential Output Voltage vs Ambient Temperature
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Typical Unit, RL = 1 kΩ
Figure 6-30 Offset Voltage vs Differential Output Voltage vs Ambient Temperature
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Typical Unit
Figure 6-32 Differential Output Voltage vs Load Current vs Ambient Temperature
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VICM pin floating, Typical Unit
Figure 6-34 Average Input Voltage vs Input Common-Mode Current vs Ambient Temperature
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ICM_CTL = 20 µA, Typical Unit
Figure 6-36 Average Input Voltage vs VICM Set Voltage vs Ambient Temperature
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VOCM = 0 V, 3 Typical Units
Figure 6-38 Output Common-Mode Offset Voltage vs Ambient Temperature