SBOSAA4B April   2025  – August 2025 INA1H94-SP

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information: INA1H94-SP
    5. 5.5 Electrical Characteristics: VS = ±9V
    6. 5.6 Electrical Characteristics: V+ = 5V and V– = 0V
    7. 5.7 Typical Characteristics
  7. Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Common-Mode Range
    4. 6.4 Device Functional Modes
  8. Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 SAR ADC 12-B, 8-Channel Battery Cell Voltage Monitor
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
        3. 7.2.1.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Development Support
        1. 8.1.1.1 PSpice® for TI
        2. 8.1.1.2 TINA-TI™ Simulation Software (Free Download)
    2. 8.2 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

at TA = +25°C, RL = 2kΩ connected to ground, REFA = REFB = GND, and VS = ±9V (unless otherwise noted)

INA1H94-SP Common-Mode Range with Bipolar Power Supply
Figure 5-1 Common-Mode Range with Bipolar Power Supply
INA1H94-SP CMRR vs FrequencyFigure 5-3 CMRR vs Frequency
INA1H94-SP Gain vs FrequencyFigure 5-5 Gain vs Frequency
INA1H94-SP Large-Signal Step Response vs FrequencyFigure 5-7 Large-Signal Step Response vs Frequency
INA1H94-SP Noise 0.01Hz to 10HzFigure 5-9 Noise 0.01Hz to 10Hz
INA1H94-SP Negative PSRR vs Frequency
Figure 5-11 Negative PSRR vs Frequency
INA1H94-SP Slew Rate vs Power Supply VoltageFigure 5-13 Slew Rate vs Power Supply Voltage
INA1H94-SP Settling Time - Rise Time
Figure 5-15 Settling Time - Rise Time
INA1H94-SP Offset Voltage
n = Approximately 1200 units, 100μV bin width
Figure 5-17 Offset Voltage
INA1H94-SP Power Supply Rejection Ratio
n = Approximately 1200 units, 0.15μV/V bin width
Figure 5-19 Power Supply Rejection Ratio
INA1H94-SP CMRR vs TemperatureFigure 5-21 CMRR vs Temperature
INA1H94-SP Gain Error vs TemperatureFigure 5-23 Gain Error vs Temperature
INA1H94-SP Quiescent Current vs TemperatureFigure 5-25 Quiescent Current vs Temperature
INA1H94-SP Quiescent Current HistogramFigure 5-27 Quiescent Current Histogram
INA1H94-SP Common-Mode Range with Unipolar Power Supply
REFA = REFB = VS/2
Figure 5-2 Common-Mode Range with Unipolar Power Supply
INA1H94-SP Output Voltage vs Load CurrentFigure 5-4 Output Voltage vs Load Current
INA1H94-SP Frequency Response vs Capacitive LoadFigure 5-6 Frequency Response vs Capacitive Load
INA1H94-SP Noise Spectral Density vs FrequencyFigure 5-8 Noise Spectral Density vs Frequency
INA1H94-SP Positive PSRR vs FrequencyFigure 5-10 Positive PSRR vs Frequency
INA1H94-SP Small-Signal Step Response
CL = 1000pF, RL = 2kΩ
Figure 5-12 Small-Signal Step Response
INA1H94-SP Settling Time - Fall Time
Figure 5-14 Settling Time - Fall Time
INA1H94-SP Common Mode Rejection Ratio
n = Approximately 1200 units, 1.5μV/V bin width
Figure 5-16 Common Mode Rejection Ratio
INA1H94-SP Differential Gain Error
n = Approximately 1200 units, 0.025% bin width
Figure 5-18 Differential Gain Error
INA1H94-SP Offset Voltage vs Temperature
Figure 5-20 Offset Voltage vs Temperature
INA1H94-SP PSRR vs TemperatureFigure 5-22 PSRR vs Temperature
INA1H94-SP Gain Nonlinearity vs TemperatureFigure 5-24 Gain Nonlinearity vs Temperature
INA1H94-SP Quiescent Current vs SupplyFigure 5-26 Quiescent Current vs Supply