SLASFL3 September   2026 DAC90802

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    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 Timing Requirements
    7. 5.7 Timing Diagrams
    8. 5.8 Typical Characteristics
      1. 5.8.1 Typical Characteristics: Linearity
      2. 5.8.2 Typical Characteristics: Glitch
      3. 5.8.3 Typical Characteristics: Multiplying Mode
      4. 5.8.4 Typical Characteristics: Fast-Settling Mode
      5. 5.8.5 Typical Characteristics: AWG Mode
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Digital-to-Analog Converters
        1. 6.3.1.1 Reference
        2. 6.3.1.2 Output Span
          1. 6.3.1.2.1 Gain Overrange
        3. 6.3.1.3 Output Synchronization
        4. 6.3.1.4 Thermal Sensors
      2. 6.3.2 Power-On
      3. 6.3.3 Serial Data Interface
        1. 6.3.3.1 SPI Configurations
        2. 6.3.3.2 SPI Stream Mode
        3. 6.3.3.3 SPI Daisy Chain Mode
    4. 6.4 Device Functional Modes
      1. 6.4.1 AWG Mode
      2. 6.4.2 Fast Settling Mode
      3. 6.4.3 Multiplying Mode
  8. 7 Register Maps
    1. 7.1 COMMON Registers
    2. 7.2 HS_DATA Registers
    3. 7.3 HR_DATA Registers
  9. 8 Application and Implementation
    1. 8.1 Application
    2. 8.2 Design Requirements
      1. 8.2.1 Reference Signal Chain Information
        1. 8.2.1.1 DC Reference
        2. 8.2.1.2 AC Reference
      2. 8.2.2 Optimising the Self-Heating Trim to Achieve Lowest THD Across Frequencies for High Voltage Swing
      3. 8.2.3 Digital Interface
      4. 8.2.4 Grounding Recommendations
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Recommendation
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

5.8.1 Typical Characteristics: Linearity

at TA = –40°C to +125°C, VCC = +8.5V to +23.5V, VEE = –8.5V to –23.5V, AVDD = 5.0V, DVDD = 1.5V, LVDD = 1.5V, VIO = 1.5V, VOSADJ_ENx = 0, OFS_ENx = 0, ROFS_F = ROFS_S = VOSADJx = AGND see note for VREFP and VREFN, and all typical values at TA = 25°C, output unloaded (unless otherwise noted)

DAC90802 Bipolar Midcode Error vs Temperature
 
Figure 5-6 Bipolar Midcode Error vs Temperature
DAC90802 Gain Error vs Temperature
Bipolar (solid line), unipolar (dotted line)
Figure 5-8 Gain Error vs Temperature
DAC90802 DNL vs Digital Input Code
REFPx = +5V, REFNx = –5V, gain = 1, bipolar
Figure 5-10 DNL vs Digital Input Code
DAC90802 DNL vs Digital Input Code
REFPx = +20V, REFNx = –20V, gain = 1, bipolar
Figure 5-12 DNL vs Digital Input Code
DAC90802 INL vs Digital Input Code
REFPx = +5V, REFNx = –5V, gain = 1, bipolar
Figure 5-14 INL vs Digital Input Code
DAC90802 INL vs Digital Input Code
REFPx = +20V, REFNx = –20V, gain = 1, bipolar
 
Figure 5-16 INL vs Digital Input Code
DAC90802 INL vs Reference
Unipolar (solid line), bipolar (dotted line)
 
Figure 5-18 INL vs Reference
DAC90802 DNL vs Reference
Gain = 2
Unipolar (solid line), bipolar (dotted line)
Figure 5-20 DNL vs Reference
DAC90802 DNL vs Reference
Gain = 4
Unipolar (solid line), bipolar (dotted line)
Figure 5-22 DNL vs Reference
DAC90802 R1/R2 Mismatch Error vs Ambient Temperature
 
 
Figure 5-24 R1/R2 Mismatch Error vs Ambient Temperature
DAC90802 Output Voltage Drift
Gain = 1, fast settling mode, bipolar
REFPx and REFNx = ±5V, full code, temperature = 25°C
Figure 5-26 Output Voltage Drift
DAC90802 Output Voltage Drift
Gain = 1, fast settling mode, bipolar
REFPx and REFNx = ±5V, midcode, temperature = 25°C
Figure 5-28 Output Voltage Drift
DAC90802 Unipolar Zero-Code Error vs Temperature
 
Figure 5-7 Unipolar Zero-Code Error vs Temperature
DAC90802 DNL vs Digital Input Code
REFPx = 0V, REFNx = –5V, gain = 1, unipolar
Figure 5-9 DNL vs Digital Input Code
DAC90802 DNL vs Digital Input Code
REFPx = 0V, REFNx = –20V, gain = 1, unipolar
Figure 5-11 DNL vs Digital Input Code
DAC90802 INL vs Digital Input Code
REFPx = 0V, REFNx = –5V, gain = 1, unipolar
Figure 5-13 INL vs Digital Input Code
DAC90802 INL vs Digital Input Code
REFPx = 0V, REFNx = –20V, gain = 1, unipolar
Figure 5-15 INL vs Digital Input Code
DAC90802 DNL vs Reference
Gain = 1
Unipolar (solid line), bipolar (dotted line)
Figure 5-17 DNL vs Reference
DAC90802 INL vs Reference
Gain = 1
Unipolar (solid line), bipolar (dotted line)
Figure 5-19 INL vs Reference
DAC90802 INL vs Reference
Gain = 2
Unipolar (solid line), bipolar (dotted line)
Figure 5-21 INL vs Reference
DAC90802 INL vs Reference
Gain = 4
Unipolar (solid line), bipolar (dotted line)
Figure 5-23 INL vs Reference
DAC90802 INL Drift Over 1000 Hours
Gain = 1, fast settling mode, bipolar
REFPx and REFNx = ±5V
Figure 5-25 INL Drift Over 1000 Hours
DAC90802 Output Voltage Drift
Gain = 1, fast settling mode, bipolar
REFPx and REFNx = ±5V, zero code, temperature = 25°C
Figure 5-27 Output Voltage Drift