SLOS823D December   2012  – March 2020 THS4531A

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     1-kHz FFT Plot on Audio Analyzer
  4. 4 Revision History
  5. 5 Related Products
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics: VS = 2.7 V
    6. 7.6 Electrical Characteristics: VS = 5 V
    7. 7.7 Typical Characteristics
      1. 7.7.1 Typical Characteristics: VS = 2.7 V
      2. 7.7.2 Typical Characteristics: VS = 5 V
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Input Common-Mode Voltage Range
        1. 8.3.1.1 Setting the Output Common-Mode Voltage
      2. 8.3.2 Power Down
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1  Frequency Response, and Output Impedance
      2. 9.1.2  Distortion
      3. 9.1.3  Slew Rate, Transient Response, Settling Time, Overdrive, Output Voltage, and Turnon and Turnoff Time
      4. 9.1.4  Common-Mode and Power Supply Rejection
      5. 9.1.5  VOCM Input
      6. 9.1.6  Balance Error
      7. 9.1.7  Single-Supply Operation
      8. 9.1.8  Low-Power Applications and the Effects of Resistor Values on Bandwidth
      9. 9.1.9  Driving Capacitive Loads
      10. 9.1.10 Audio Performance
      11. 9.1.11 Audio On and Off Pop Performance
    2. 9.2 Typical Applications
      1. 9.2.1 SAR ADC Performance: THS4531A and ADS8321 Combined Performance
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Audio ADC Driver Performance: THS4531A and PCM4204 Combined Performance
        1. 9.2.2.1 Detailed Design Procedure
        2. 9.2.2.2 Application Curves
      3. 9.2.3 SAR ADC Performance: THS4531A and ADS7945 Combined Performance
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
        3. 9.2.3.3 Application Curve
      4. 9.2.4 Differential-Input to Differential-Output Amplifier
        1. 9.2.4.1 AC-Coupled, Differential-Input to Differential-Output Design Issues
      5. 9.2.5 Single-Ended to Differential FDA Configuration
        1. 9.2.5.1 Input Impedance
      6. 9.2.6 Single-Ended Input to Differential Output Amplifier
        1. 9.2.6.1 AC-Coupled Signal Path Considerations for Single-Ended Input to Differential Output Conversion
        2. 9.2.6.2 DC-Coupled Input Signal Path Considerations for Single-Ended to Differential Conversion
        3. 9.2.6.3 Resistor Design Equations for the Single-Ended to Differential Configuration of the FDA
      7. 9.2.7 Differential Input to Single-Ended Output Amplifier
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Documentation Support
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

7.7 Typical Characteristics

Table 3. Table Of Graphs

Description VS = 2.7 V VS = 5 V
Small-signal frequency response Figure 1 Figure 34
Large-signal frequency response Figure 2 Figure 35
Large- and small- signal pulse response Figure 3 Figure 36
Single-ended slew rate versus VOUT step Figure 4 Figure 37
Differential slew rate versus VOUT step Figure 5 Figure 38
Overdrive recovery Figure 6 Figure 39
10-kHz FFT on audio analyzer Figure 7 Figure 40
Harmonic distortion versus Frequency Figure 8 Figure 41
Harmonic distortion versus Output voltage at 1 MHz Figure 9 Figure 42
Harmonic distortion versus Gain at 1 MHz Figure 10 Figure 43
Harmonic distortion versus Load at 1 MHz Figure 11 Figure 44
Harmonic distortion versus VOCM at 1 MHz Figure 12 Figure 45
Two-tone, 2nd and 3rd order intermodulation distortion versus Frequency Figure 13 Figure 46
Single-ended output voltage swing versus Load resistance Figure 14 Figure 47
Single-ended output saturation voltage versus Load current Figure 15 Figure 48
Main amplifier differential output impedance versus Frequency Figure 16 Figure 49
Frequncy response versus CLOAD Figure 17 Figure 50
RO versus CLOAD Figure 18 Figure 51
Rejection ratio versus Frequency Figure 19 Figure 52
Turnon time Figure 20 Figure 53
Turnoff time Figure 21 Figure 54
Input-referred voltage noise and current noise spectral density Figure 22 Figure 55
Main amplifier differential open-loop gain and phase versus Frequency Figure 23 Figure 56
Output balance error versus Frequency Figure 24 Figure 57
VOCM small signal frequency response Figure 25 Figure 58
VOCM large and small signal pulse response Figure 26 Figure 59
VOCM input impedance versus frequency Figure 27 Figure 60
Count versus input offset current Figure 28 Figure 61
Count versus input offset current temperature drift Figure 29 Figure 62
Input offset current versus temperature Figure 30 Figure 63
Count versus input offset voltage Figure 31 Figure 64
Count versus input offset voltage temperature drift Figure 32 Figure 65
Input offset voltage versus temperature Figure 33 Figure 66