SBASAU9 October   2024 ADC3908D025 , ADC3908D065 , ADC3908S025 , ADC3908S065 , ADC3908S125

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  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 - Power Consumption
    6. 6.6  Electrical Characteristics - DC Specifications
    7. 6.7  Electrical Characteristics - AC Specifications (25 MSPS)
    8. 6.8  Electrical Characteristics - AC Specifications (65 MSPS)
    9. 6.9  Electrical Characteristics - AC Specifications (125 MSPS)
    10. 6.10 Timing Requirements
    11. 6.11 Output Interface Timing Diagram
    12. 6.12 Typical Characteristics: 25MSPS
    13. 6.13 Typical Characteristics - 65MSPS
    14. 6.14 Typical Characteristics - 125MSPS
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Analog Input
        1. 7.3.1.1 Single Ended Input
        2. 7.3.1.2 Differential Input
        3. 7.3.1.3 Analog Input Bandwidth
      2. 7.3.2 Sampling Clock Input
      3. 7.3.3 Digital Interface
        1. 7.3.3.1 Test Pattern
        2. 7.3.3.2 Interface Configuration using Pin Control
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Power Down
  9. 8 Application Information Disclaimer
    1. 8.1 Typical Application
      1. 8.1.1 Design Requirements
      2. 8.1.2 Detailed Design Procedure
        1. 8.1.2.1 Input Signal Path
        2. 8.1.2.2 Sampling Clock
      3. 8.1.3 Application Curves
    2. 8.2 Initialization Set Up
    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

6.14 Typical Characteristics - 125MSPS

Typical values at TA = 25°C, ADC sampling rate = 125MSPS, AIN = –1dBFS, differential input, AVDD = IOVDD = 1.8V, internal 1.2V voltage reference, unless otherwise noted.

ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Single Tone FFT at FIN = 10MHz
SNR = 49.8dBFS, SFDR = 62dBc, Non-HD23 = 69dBFS
Figure 6-36 Single Tone FFT at FIN = 10MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Single Tone FFT at FIN = 40MHz
SNR = 49.8dBFS, SFDR = 66dBc, Non-HD23 = 69dBFS
Figure 6-38 Single Tone FFT at FIN = 40MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Single Tone FFT at FIN = 90MHz
SNR = 49.8dBFS, SFDR = 67dBc, Non-HD23 = 68dBFS
Figure 6-40 Single Tone FFT at FIN = 90MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Two Tone FFT at FIN = 90/92MHz
AIN = -7dBFS/tone, IMD3 = -87dBc
Figure 6-42 Two Tone FFT at FIN = 90/92MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 AC Performance vs Input Amplitude
FIN = 5MHz
Figure 6-44 AC Performance vs Input Amplitude
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Crosstalk vs Input Frequency
AIN = -1dBFS on aggressor channel
Figure 6-46 Crosstalk vs Input Frequency
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 AC Performance vs VCM vs Temperature
FIN = 10MHz
Figure 6-48 AC Performance vs VCM vs Temperature
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 DNL vs ADC Code
FIN = 5MHz
Figure 6-50 DNL vs ADC Code
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Current vs Sampling Rate
FIN = 5MHz
Figure 6-52 Current vs Sampling Rate
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 IIOVDD Current vs Load Capacitance
FIN = 5MHz
Figure 6-54 IIOVDD Current vs Load Capacitance
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Single Tone FFT at FIN = 5MHz, Single-ended input
SNR = 49.5dBFS, SFDR = 63dBc, Non-HD23 = 69dBFS
Figure 6-37 Single Tone FFT at FIN = 5MHz, Single-ended input
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Single Tone FFT at FIN = 70MHz
SNR = 49.8dBFS, SFDR = 60dBc, Non-HD23 = 68dBFS
Figure 6-39 Single Tone FFT at FIN = 70MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Two Tone FFT at FIN = 8/10MHz
AIN = -7dBFS/tone, IMD3 = -87dBc
Figure 6-41 Two Tone FFT at FIN = 8/10MHz
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 AC Performance vs Input Frequency
Figure 6-43 AC Performance vs Input Frequency
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 AC Performance vs Sampling Rate
FIN = 10MHz
Figure 6-45 AC Performance vs Sampling Rate
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 AC Performance vs AVDD
FIN = 5MHz
Figure 6-47 AC Performance vs AVDD
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 INL vs ADC Code
FIN = 5MHz
Figure 6-49 INL vs ADC Code
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Pulse Response
Pulse Input = 1MHz
Figure 6-51 Pulse Response
ADC3908D025 ADC3908D065 ADC3908D125 ADC3908S025 ADC3908S065 ADC3908S125 Current vs Temperature
FIN = 5MHz
Figure 6-53 Current vs Temperature