SBASAI7 March   2023 ADC34RF52

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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 (Dither DISABLED)
    8. 6.8  Electrical Characteristics - AC Specifications (Dither ENABLED)
    9. 6.9  Timing Requirements
    10. 6.10 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Analog Inputs
        1. 7.3.1.1 Input Bandwidth and Full-Scale
        2. 7.3.1.2 Input Imbalance
        3. 7.3.1.3 Overrange Indication
        4. 7.3.1.4 Analog out-of-band dither
      2. 7.3.2 Sampling Clock Input
      3. 7.3.3 SYSREF
        1. 7.3.3.1 SYSREF Capture Detection
      4. 7.3.4 ADC Foreground Calibration
        1. 7.3.4.1 Calibration Control
        2. 7.3.4.2 ADC Switch
        3. 7.3.4.3 Calibration Configuration
      5. 7.3.5 Decimation Filter
        1. 7.3.5.1 Decimation Filter Response
        2. 7.3.5.2 Decimation Filter Configuration
        3. 7.3.5.3 20-bit Output Mode
        4. 7.3.5.4 Numerically Controlled Oscillator (NCO)
        5. 7.3.5.5 NCO Frequency programming using the SPI interface
        6. 7.3.5.6 Fast Frequency Hopping
          1. 7.3.5.6.1 Fast frequency hopping using the GPIO1/2 pins
          2. 7.3.5.6.2 Fast frequency hopping using GPIO1/2, SEN and SDATA pins
          3. 7.3.5.6.3 Fast frequency hopping using the fast SPI
      6. 7.3.6 JESD204B Interface
        1. 7.3.6.1 JESD204B Initial Lane Alignment (ILA)
          1. 7.3.6.1.1 SYNC Signal
        2. 7.3.6.2 JESD204B Frame Assembly
          1. 7.3.6.2.1 JESD204B Frame Assembly in Bypass Mode
          2. 7.3.6.2.2 JESD204B Frame Assembly with Real Decimation - Single Band
          3. 7.3.6.2.3 JESD204B Frame Assembly with Decimation - Single Band
          4. 7.3.6.2.4 JESD204B Frame Assembly with Decimation - Dual Band
        3. 7.3.6.3 SERDES Output MUX
      7. 7.3.7 Test Pattern
        1. 7.3.7.1 Transport Layer
        2. 7.3.7.2 Link Layer
        3. 7.3.7.3 Internal Capture Memory Buffer
    4. 7.4 Device Functional Modes
      1. 7.4.1 Bypass Mode
      2. 7.4.2 Digital Averaging
    5. 7.5 Programming
      1. 7.5.1 GPIO Pin Control
      2. 7.5.2 Configuration using the SPI interface
        1. 7.5.2.1 Register Write
        2. 7.5.2.2 Register Read
    6. 7.6 Register Maps
      1. 7.6.1 Detailed Register Description
  8. 8 Application Information Disclaimer
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Wideband RF Sampling Receiver
      2. 8.2.2 Design Requirements
        1. 8.2.2.1 Input Signal Path
        2. 8.2.2.2 Clocking
      3. 8.2.3 Detailed Design Procedure
        1. 8.2.3.1 Sampling Clock
      4. 8.2.4 Application Curves
    3. 8.3 Initialization Set Up
      1. 8.3.1 Initial Device Configuration After Power-Up
        1. 8.3.1.1  STEP 1: RESET
        2. 8.3.1.2  STEP 2: Device Configuration
        3. 8.3.1.3  STEP 3: JESD Interface Configuration (1)
        4. 8.3.1.4  STEP 4: SYSREF Synchronization
        5. 8.3.1.5  STEP 5: JESD Interface Configuration (2)
        6. 8.3.1.6  STEP 6: Analog Trim Settings
        7. 8.3.1.7  STEP 7: Calibration Configuration
        8. 8.3.1.8  STEP 8: SYSREF Synchronization
        9. 8.3.1.9  STEP 9: Run Power up Calibration
        10. 8.3.1.10 Step 10: JESD Interface Synchronization
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 Layout Example
  9. 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
  10. 10Mechanical, Packaging, and Orderable Information

Package Options

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

7.3.5.1 Decimation Filter Response

This section provides the different decimation filter responses with a normalized ADC sampling rate. The complex filter pass band is ~ 80% (-1 dB) with a minimum of 85 dB stop band rejection.

Figure 7-21 Complex Decimation by 4 Filter Response
GUID-2D774089-0B31-4E73-9EF4-A3B442817B4F-low.gifFigure 7-23 Complex Decimation by 8 Filter Response
GUID-4B1A6553-0F31-472A-962C-32CB053A62E4-low.gifFigure 7-25 Complex Decimation by 16 Filter Response
GUID-3D96F764-06E1-454F-8918-57866A60475E-low.gifFigure 7-27 Complex Decimation by 32 Filter Response
GUID-9DF6AA04-955D-46AB-BE4E-6FFCD124731B-low.gifFigure 7-29 Complex Decimation by 64 Filter Response
GUID-D01375AE-5509-4A23-A233-7A1365AEEC03-low.gifFigure 7-31 Decimation by 64 Passband Ripple Response
GUID-782674D8-6DE5-41E0-8443-770280FDCC38-low.gifFigure 7-33 Complex Decimation by 128 Filter Response
Figure 7-22 Decimation by 4 Passband Ripple Response
GUID-D1F374A4-4236-49D1-B040-36D778F73626-low.gifFigure 7-24 Decimation by 8 Passband Ripple Response
GUID-FB1643E7-0842-4467-9785-6BEEEC5BDBF4-low.gifFigure 7-26 Decimation by 16 Passband Ripple Response
GUID-0AABA73D-579C-4218-B75F-50B23903E60D-low.gifFigure 7-28 Decimation by 32 Passband Ripple Response
GUID-36D60521-BEBF-4B9E-B86D-4459D92C8F0A-low.gifFigure 7-30 Complex Decimation by 64 Filter Response
GUID-EC242D05-7D7B-4390-9709-30A4B98A85CA-low.gifFigure 7-32 Complex Decimation by 128 Filter Response
GUID-12266386-7967-4791-A03D-8E43A3744EAD-low.gifFigure 7-34 Decimation by 128 Passband Ripple Response