SNVSCU8 August   2026 REF53-Q1

ADVANCE INFORMATION  

1.   1
2. 1 Features
3. 2 Applications
4. 3 Description
5. 4 Device Comparison Table
6. 5 Pin Configuration and Functions
7. 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 REF53-Q1
   6. 6.6 Typical Characteristics
8. 7 Parameter Measurement Information
   1. 7.1 Temperature Drift
   2. 7.2 Long-Term Stability
   3. 7.3 Noise Performance
      1. 7.3.1 1/f Noise
      2. 7.3.2 Broadband Noise
   4. 7.4 Thermal Hysteresis
   5. 7.5 Solder Heat Shift
   6. 7.6 Power Dissipation
9. 8 Detailed Description
   1. 8.1 Overview
   2. 8.2 Functional Block Diagram
   3. 8.3 Feature Description
      1. 8.3.1 EN Pin
   4. 8.4 Device Functional Modes
      1. 8.4.1 Basic Connections
10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
       1. 9.2.1 Basic Voltage Reference Connection
          1. 9.2.1.1 Design Requirements
          2. 9.2.1.2 Detailed Design Procedure
          3. 9.2.1.3 Application Curves
       2. 9.2.2 Constant Current Reference
    3. 9.3 Power Supply Recommendation
    4. 9.4 Layout
       1. 9.4.1 Layout Guidelines
       2. 9.4.2 Layout Example
11. 10Device and Documentation Support
    1. 10.1 Documentation Support
       1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
12. 11Revision History
13. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Tape and Reel Information
    2. 12.2 Mechanical Data

REF53-Q1, 4ppm/°C Maximum Drift, 3ppm_p-p 1/f Noise, 85μA Current, 30mA Load Current, Precision Voltage Reference