SBOS035C December   1995  – January 2026 INA2128

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Pin Configuration and Functions
  6. 5Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6Application and Implementation
    1. 6.1 Application Information
    2. 6.2 Typical Application
      1. 6.2.1 Setting The Gain
      2. 6.2.2 Dynamic Performance
      3. 6.2.3 Noise Performance
      4. 6.2.4 Offset Trimming
      5. 6.2.5 Input Bias Current Return Path
      6. 6.2.6 Input Common-Mode Range
      7. 6.2.7 Low-Voltage Operation
      8. 6.2.8 Input Protection
      9. 6.2.9 Channel Crosstalk
  8. 7Device and Documentation Support
    1. 7.1 Device Nomenclature
    2. 7.2 Receiving Notification of Documentation Updates
    3. 7.3 Support Resources
    4. 7.4 Trademarks
    5. 7.5 Electrostatic Discharge Caution
    6. 7.6 Glossary
  9. 8Revision History
  10. 9Mechanical, Packaging, and Orderable Information

5.6 Typical Characteristics

at TA = +25°C, VS = ±15V, VREF = 0V, G = 1, RL = 10kΩ, and VCM = VS / 2, all chips site origins (CSO) (unless otherwise noted)

INA2128 Gain vs Frequency
CSO: SHE
Figure 5-1 Gain vs Frequency
INA2128 Common-Mode Rejection vs Frequency
CSO: SHE
Figure 5-3 Common-Mode Rejection vs Frequency
INA2128 Positive Power Supply Rejection vs Frequency
CSO: SHE
Figure 5-5 Positive Power Supply Rejection vs Frequency
INA2128 Negative Power Supply Rejection vs Frequency
CSO: SHE
Figure 5-7 Negative Power Supply Rejection vs Frequency
INA2128 Input Common-Mode Range vs Output Voltage
VS = ±15V
Figure 5-9 Input Common-Mode Range vs Output Voltage
INA2128 Crosstalk vs Frequency
 
Figure 5-11 Crosstalk vs Frequency
INA2128 Input-Referred Voltage Noise vs Frequency
CSO: TID
Figure 5-13 Input-Referred Voltage Noise vs Frequency
INA2128 Settling Time vs Gain
CSO: SHE
Figure 5-15 Settling Time vs Gain
INA2128 Input Overvoltage V/I Characteristics
CSO: SHE
Figure 5-17 Input Overvoltage V/I Characteristics
INA2128 Offset Voltage Warm-Up
 
Figure 5-19 Offset Voltage Warm-Up
INA2128 Input Bias Current vs Temperature
CSO: TID
Figure 5-21 Input Bias Current vs Temperature
INA2128 Output Voltage Swing vs Output Current
CSO: SHE
Figure 5-23 Output Voltage Swing vs Output Current
INA2128 Negative Output Voltage Swing vs Output Current
CSO: TID
Figure 5-25 Negative Output Voltage Swing vs Output Current
INA2128 Short-Circuit Output Current vs Temperature
CSO: SHE
Figure 5-27 Short-Circuit Output Current vs Temperature
INA2128 Maximum Output Voltage vs Frequency
CSO: TID
Figure 5-29 Maximum Output Voltage vs Frequency
INA2128 Total Harmonic Distortion + Noise vs Frequency
CSO: TID
Figure 5-31 Total Harmonic Distortion + Noise vs Frequency
INA2128 Small-Signal Step Response
CSO: SHEG = 100, 1000
Figure 5-33 Small-Signal Step Response
INA2128 Small-Signal Step Response
CSO: TIDG = 1000, RL = 10kΩ, CL = 100pF
Figure 5-35 Small-Signal Step Response
INA2128 Large-Signal Step Response
CSO: SHEG = 100, 1000
Figure 5-37 Large-Signal Step Response
INA2128 Large-Signal Step Response
CSO: TIDG = 100
Figure 5-39 Large-Signal Step Response
INA2128 Voltage Noise 0.1Hz to 10Hz Input-referred
G ≥ 100
Figure 5-41 Voltage Noise 0.1Hz to 10Hz Input-referred
INA2128 Gain vs Frequency
CSO: TID
Figure 5-2 Gain vs Frequency
INA2128 Common-Mode Rejection vs Frequency
CSO: TID
Figure 5-4 Common-Mode Rejection vs Frequency
INA2128 Positive Power Supply Rejection vs Frequency
CSO: TID
Figure 5-6 Positive Power Supply Rejection vs Frequency
INA2128 Negative Power Supply Rejection vs Frequency
CSO: TID
Figure 5-8 Negative Power Supply Rejection vs Frequency
INA2128 Input Common-Mode Range vs Output Voltage
VS = ±5, ±2.5V
Figure 5-10 Input Common-Mode Range vs Output Voltage
INA2128 Input-Referred Noise vs Frequency
CSO: SHE
Figure 5-12 Input-Referred Noise vs Frequency
INA2128 Input-Referred Current Noise vs Frequency
CSO: TID
Figure 5-14 Input-Referred Current Noise vs Frequency
INA2128 Quiescent Current and Slew Rate vs Temperature
CSO: SHE
Figure 5-16 Quiescent Current and Slew Rate vs Temperature
INA2128 Input Overvoltage V/I Characteristics
CSO: TID
Figure 5-18 Input Overvoltage V/I Characteristics
INA2128 Input Bias Current vs Temperature
CSO: SHE
Figure 5-20 Input Bias Current vs Temperature
INA2128 Input Offset Current vs Temperature
CSO: TID
Figure 5-22 Input Offset Current vs Temperature
INA2128 Positive Output Voltage Swing vs Output Current
CSO: TID
Figure 5-24 Positive Output Voltage Swing vs Output Current
INA2128 Output Voltage Swing vs Power Supply Voltage
CSO: SHE
Figure 5-26 Output Voltage Swing vs Power Supply Voltage
INA2128 Maximum Output Voltage vs Frequency
CSO: SHE
Figure 5-28 Maximum Output Voltage vs Frequency
INA2128 Total Harmonic Distortion + Noise vs Frequency
CSO: SHE
Figure 5-30 Total Harmonic Distortion + Noise vs Frequency
INA2128 Small-Signal Step Response
G = 1, 10
Figure 5-32 Small-Signal Step Response
INA2128 Small-Signal Step Response
CSO: TIDG = 100, RL = 10kΩ, CL = 100pF
Figure 5-34 Small-Signal Step Response
INA2128 Large-Signal Step Response
CSO: SHEG = 1, 10
Figure 5-36 Large-Signal Step Response
INA2128 Large-Signal Step Response
CSO: TIDG = 1, 10
Figure 5-38 Large-Signal Step Response
INA2128 Large-Signal Step Response
CSO: TIDG = 1000
Figure 5-40 Large-Signal Step Response