SBAS990B February   2021  – October 2022 ADC3561 , ADC3562 , ADC3563

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
    8. 6.8  Timing Requirements
    9. 6.9  Typical Characteristics - ADC3561
    10. 6.10 Typical Characteristics - ADC3562
    11. 6.11 Typical Characteristics - ADC3563
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Analog Input
        1. 8.3.1.1 Analog Input Bandwidth
        2. 8.3.1.2 Analog Front End Design
          1. 8.3.1.2.1 Sampling Glitch Filter Design
          2. 8.3.1.2.2 Analog Input Termination and DC Bias
            1. 8.3.1.2.2.1 AC-Coupling
            2. 8.3.1.2.2.2 DC-Coupling
        3. 8.3.1.3 Auto-Zero Feature
      2. 8.3.2 Clock Input
        1. 8.3.2.1 Single Ended vs Differential Clock Input
        2. 8.3.2.2 Signal Acquisition Time Adjust
      3. 8.3.3 Voltage Reference
        1. 8.3.3.1 Internal voltage reference
        2. 8.3.3.2 External voltage reference (VREF)
        3. 8.3.3.3 External voltage reference with internal buffer (REFBUF)
      4. 8.3.4 Digital Down Converter
        1. 8.3.4.1 DDC MUX for Dual Band Decimation
        2. 8.3.4.2 Digital Filter Operation
        3. 8.3.4.3 FS/4 Mixing with Real Output
        4. 8.3.4.4 Numerically Controlled Oscillator (NCO) and Digital Mixer
        5. 8.3.4.5 Decimation Filter
        6. 8.3.4.6 SYNC
        7. 8.3.4.7 Output Formatting with Decimation
      5. 8.3.5 Digital Interface
        1. 8.3.5.1 Output Formatter
        2. 8.3.5.2 Output Bit Mapper
        3. 8.3.5.3 Output Scrambler
        4. 8.3.5.4 Output Interface/Mode Configuration
          1. 8.3.5.4.1 Configuration Example
        5. 8.3.5.5 Output Data Format
      6. 8.3.6 Test Pattern
    4. 8.4 Device Functional Modes
      1. 8.4.1 Normal operation
      2. 8.4.2 Power Down Options
    5. 8.5 Programming
      1. 8.5.1 Configuration using PINs only
      2. 8.5.2 Configuration using the SPI interface
        1. 8.5.2.1 Register Write
        2. 8.5.2.2 Register Read
    6. 8.6 Register Maps
      1. 8.6.1 Detailed Register Description
  9. 9 Application Information Disclaimer
    1. 9.1 Typical Application
      1. 9.1.1 Design Requirements
      2. 9.1.2 Detailed Design Procedure
        1. 9.1.2.1 Input Signal Path
        2. 9.1.2.2 Sampling Clock
        3. 9.1.2.3 Voltage Reference
      3. 9.1.3 Application Curves
    2. 9.2 Initialization Set Up
      1. 9.2.1 Register Initialization During Operation
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Device Support
    2. 10.2 Documentation Support
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

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

6.7 Electrical Characteristics - AC Specifications

Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 105°C, ADC sampling rate = 10-65 MSPS, external reference, 50% clock duty cycle, AVDD = IOVDD = 1.8 V, external 1.6 V reference, and –1-dBFS differential input, unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ADC3561: 10 MSPS
NSD Noise Spectral Density No input signal -150.0 dBFS/Hz
SNR Signal to noise ratio fIN = 1.1 MHz 82.0 dBFS
fIN = 4.9 MHz 80.5 82.0
fIN = 9.9 MHz 81.9
SINAD Signal to noise and distortion ratio fIN = 1.1 MHz 81.9 dBFS
fIN = 4.9 MHz 80.0 81.9
fIN = 9.9 MHz 81.8
ENOB Effective number of bits fIN = 1.1 MHz 13.3 bit
fIN = 4.9 MHz 13.0 13.3
fIN = 9.9 MHz 13.3
THD Total Harmonic Distortion (First five harmonics) fIN = 1.1 MHz 86 dBc
fIN = 4.9 MHz 81 86
fIN = 9.9 MHz 95
SFDR Spur free dynamic range including second and third harmonic distortion fIN = 1.1 MHz 86 dBc
fIN = 4.9 MHz 81 86
fIN = 9.9 MHz 94
Non HD2,3 Spur free dynamic range (excluding HD2 and HD3) fIN = 1.1 MHz 100 dBFS
fIN = 4.9 MHz 92 100
fIN = 9.9 MHz 102
IMD3 Two tone inter-modulation distortion f1 = 3 MHz, f2 = 4 MHz, AIN = -7 dBFS/tone 88 dBc
f1 = 10 MHz, f2 = 12 MHz, AIN = -7 dBFS/tone 90
ADC3562: 25 MSPS
NSD Noise Spectral Density No input signal -154.0 dBFS/Hz
SNR Signal to noise ratio fIN = 1.1 MHz 82.0 dBFS
fIN = 5 MHz 80.5 82.0
fIN = 10 MHz 81.9
fIN = 20 MHz 81.6
fIN = 40 MHz 78.6
SINAD Signal to noise and distortion ratio fIN = 1.1 MHz 81.9 dBFS
fIN = 5 MHz 80.0 81.9
fIN = 10 MHz 81.9
fIN = 20 MHz 81.5
fIN = 40 MHz 78.5
ENOB Effective number of bits fIN = 1.1 MHz 13.3 bit
fIN = 5 MHz 13.0 13.3
fIN = 10 MHz 13.3
fIN = 20 MHz 13.2
fIN = 40 MHz 12.7
THD Total Harmonic Distortion (First five harmonics) fIN = 1.1 MHz 85 dBc
fIN = 5 MHz 81 89
fIN = 10 MHz 88
fIN = 20 MHz 83
fIN = 40 MHz 85
SFDR Spur free dynamic range including second and third harmonic distortion fIN = 1.1 MHz 86 dBc
fIN = 5 MHz 81 90
fIN = 10 MHz 89
fIN = 20 MHz 83
fIN = 40 MHz 86
Non HD2,3 Spur free dynamic range (excluding HD2 and HD3) fIN = 1.1 MHz 101 dBFS
fIN = 5 MHz 92 101
fIN = 10 MHz 100
fIN = 20 MHz 99
fIN = 40 MHz 94
IMD3 Two tone inter-modulation distortion f1 = 3 MHz, f2 = 4 MHz, AIN = -7 dBFS/tone 84 dBc
f1 = 10 MHz, f2 = 12 MHz, AIN = -7 dBFS/tone 86
ADC3563: 65 MSPS
NSD Noise Spectral Density No input signal -158.0 dBFS/Hz
SNR Signal to noise ratio fIN = 1.1 MHz 82.0 dBFS
fIN = 5 MHz 80.0 82.0
fIN = 10 MHz 81.9
fIN = 20 MHz 81.6
fIN = 40 MHz 80.5
fIN = 70 MHz 77.0
SINAD Signal to noise and distortion ratio fIN = 1.1 MHz 80.2 dBFS
fIN = 5 MHz 80.2
fIN = 10 MHz 80.2
fIN = 20 MHz 80.0
fIN = 40 MHz 78.5
fIN = 70 MHz 75.5
ENOB Effective number of bits fIN = 1.1 MHz 13.0 bit
fIN = 5 MHz 13.0
fIN = 10 MHz 13.0
fIN = 20 MHz 13.0
fIN = 40 MHz 12.8
fIN = 70 MHz 12.3
THD Total Harmonic Distortion (First five harmonics) fIN = 1.1 MHz 81 dBc
fIN = 5 MHz 81 89
fIN = 10 MHz 87
fIN = 20 MHz 82
fIN = 40 MHz 82
fIN = 70 MHz 81
SFDR Spur free dynamic range including second and third harmonic distortion fIN = 1.1 MHz 82 dBc
fIN = 5 MHz 82 90
fIN = 10 MHz 90
fIN = 20 MHz 83
fIN = 40 MHz 84
fIN = 70 MHz 83
Non HD2,3 Spur free dynamic range (excluding HD2 and HD3) fIN = 1.1 MHz 100 dBFS
fIN = 5 MHz 91 100
fIN = 10 MHz 98
fIN = 20 MHz 97
fIN = 40 MHz 92
fIN = 70 MHz 86
IMD3 Two tone inter-modulation distortion f1 = 1 MHz, f2 = 2 MHz, AIN = -7 dBFS/tone 97 dBc
f1 = 10 MHz, f2 = 12 MHz, AIN = -7 dBFS/tone 96