SBASAV2 October   2024 ADS9212

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 Switching Characteristics
    8. 5.8 Timing Diagrams
    9. 5.9 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Analog Inputs
        1. 6.3.1.1 Input Clamp Protection Circuit
        2. 6.3.1.2 Programmable Gain Amplifier (PGA)
        3. 6.3.1.3 Wide-Common-Mode Voltage Rejection Circuit
        4. 6.3.1.4 Gain Error Calibration
      2. 6.3.2 ADC Transfer Function
      3. 6.3.3 ADC Sampling Clock Input
      4. 6.3.4 Reference
        1. 6.3.4.1 Internal Reference Voltage
        2. 6.3.4.2 External Reference Voltage
      5. 6.3.5 Data Interface
        1. 6.3.5.1 Data Clock Output
        2. 6.3.5.2 ADC Output Data Randomizer
        3. 6.3.5.3 Test Patterns for Data Interface
          1. 6.3.5.3.1 Fixed Pattern
          2. 6.3.5.3.2 Digital Ramp
          3. 6.3.5.3.3 Alternating Test Pattern
    4. 6.4 Device Functional Modes
      1. 6.4.1 Power-Down
      2. 6.4.2 Reset
      3. 6.4.3 Initialization Sequence
      4. 6.4.4 Normal Operation
    5. 6.5 Programming
      1. 6.5.1 Register Write
      2. 6.5.2 Register Read
      3. 6.5.3 Multiple Devices: Daisy-Chain Topology for SPI Configuration
        1. 6.5.3.1 Register Write With Daisy-Chain
        2. 6.5.3.2 Register Read With Daisy-Chain
  8. 7 Register Map
    1. 7.1 Register Bank 0
    2. 7.2 Register Bank 1
    3. 7.3 Register Bank 2
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Parametric Measurement Unit (PMU)
      2. 8.2.2 Design Requirements
      3. 8.2.3 Detailed Design Procedure
      4. 8.2.4 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

5.9 Typical Characteristics

ADS9212 Typical INL With Low-Bandwidth LPF
 
Figure 5-6 Typical INL With Low-Bandwidth LPF
ADS9212 Typical DNL With Low-Noise LPF
 
Figure 5-8 Typical DNL With Low-Noise LPF
ADS9212 Typical FFT With Low-Bandwidth LPF, RANGE = ±5V
SNR = 91.02dBFS, THD = –117dB at fIN = 2kHz
Figure 5-10 Typical FFT With Low-Bandwidth LPF,
RANGE = ±5V
ADS9212 Typical FFT With Low-Bandwidth LPF, RANGE = ±10V
SNR = 92.1dBFS, THD = –117.9dB at fIN = 2kHz
Figure 5-12 Typical FFT With Low-Bandwidth LPF,
RANGE = ±10V
ADS9212 Low-Bandwidth LPF Frequency Response Across Input Ranges
Typical bandwidth (–3dB) = 21.2kHz
Figure 5-14 Low-Bandwidth LPF Frequency Response Across Input Ranges
ADS9212 SNR vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
 
Figure 5-16 SNR vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
ADS9212 THD vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
 
Figure 5-18 THD vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
ADS9212 SINAD vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
 
Figure 5-20 SINAD vs Input Signal Frequency Across Input Ranges With Low-Bandwidth LPF
ADS9212 THD vs Input Frequency, Low-BW Mode, RANGE = ±5V, ADS9212
 
Figure 5-22 THD vs Input Frequency, Low-BW Mode,
RANGE = ±5V, ADS9212
ADS9212 THD vs Input Frequency, Low-BW Mode, RANGE = ±10V, ADS9212
 
Figure 5-24 THD vs Input Frequency, Low-BW Mode,
RANGE = ±10V, ADS9212
ADS9212 THD vs Input Amplitude, RANGE = ±5V
 
Figure 5-26 THD vs Input Amplitude, RANGE = ±5V
ADS9212 INL vs Temperature
 
Figure 5-28 INL vs Temperature
ADS9212 Offset Error Drift Histogram
 
Figure 5-30 Offset Error Drift Histogram
ADS9212 REFIO vs Temperature
 
Figure 5-32 REFIO vs Temperature
ADS9212 Supply Currents and Total Power Dissipation vs Temperature
 
Figure 5-34 Supply Currents and Total Power Dissipation vs Temperature
ADS9212 Typical INL With Wide-Bandwidth LPF
 
Figure 5-7 Typical INL With Wide-Bandwidth LPF
ADS9212 Typical DNL With Wide-Bandwidth LPF
 
Figure 5-9 Typical DNL With Wide-Bandwidth LPF
ADS9212 Typical FFT With Wide-Bandwidth LPF, RANGE = ±5V
SNR = 84.4dBFS, THD = –116.8dB at fIN = 2kHz
Figure 5-11 Typical FFT With Wide-Bandwidth LPF,
RANGE = ±5V
ADS9212 Typical FFT With Wide-Bandwidth LPF, RANGE = ±10V
SNR = 87dBFS, THD = –117.2dB at fIN = 2kHz
Figure 5-13 Typical FFT With Wide-Bandwidth LPF,
RANGE = ±10V
ADS9212 Wide-Bandwidth LPF Frequency Response Across Input Ranges
 
Figure 5-15 Wide-Bandwidth LPF Frequency Response Across Input Ranges
ADS9212 SNR vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
 
Figure 5-17 SNR vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
ADS9212 THD vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
 
Figure 5-19 THD vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
ADS9212 SINAD vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
 
Figure 5-21 SINAD vs Input Signal Frequency Across Input Ranges With Wide-Bandwidth LPF
ADS9212 THD vs Input Frequency, High-BW Mode, RANGE = ±5V, ADS9212
 
Figure 5-23 THD vs Input Frequency, High-BW Mode,
RANGE = ±5V, ADS9212
ADS9212 THD vs Input Frequency, High-BW Mode, RANGE = ±10V, ADS9212
 
Figure 5-25 THD vs Input Frequency, High-BW Mode,
RANGE = ±10V, ADS9212
ADS9212 THD vs Input Amplitude, RANGE = ±10V
 
Figure 5-27 THD vs Input Amplitude, RANGE = ±10V
ADS9212 DNL vs Temperature
 
Figure 5-29 DNL vs Temperature
ADS9212 Gain Error Drift Histogram
 
Figure 5-31 Gain Error Drift Histogram
ADS9212 REFOUT_2V5 vs Temperature
 
Figure 5-33 REFOUT_2V5 vs Temperature