SBASAP7A December   2024  – April 2025 ADC3664-SP

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 - Power Consumption
    6. 5.6 Electrical Characteristics - DC Specifications
    7. 5.7 Electrical Characteristics - AC Specifications
    8. 5.8 Timing Requirements
    9. 5.9 Typical Characteristics
  7. 6 Parameter Measurement Information
  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 Analog Input Bandwidth
        2. 7.3.1.2 Analog Front End Design
          1. 7.3.1.2.1 Sampling Glitch Filter
          2. 7.3.1.2.2 AC Coupling
          3. 7.3.1.2.3 DC Coupling
      2. 7.3.2 Clock Input
        1. 7.3.2.1 Differential Vs Single-ended Clock Input
        2. 7.3.2.2 Signal Acquisition Time Adjust
      3. 7.3.3 Voltage Reference
        1. 7.3.3.1 Internal Voltage Reference
        2. 7.3.3.2 External Voltage Reference
      4. 7.3.4 Digital Data Path & Interface
        1. 7.3.4.1 Data Path Overview
        2. 7.3.4.2 Digital Interface
        3. 7.3.4.3 DCLKIN
        4. 7.3.4.4 Output Scrambler
        5. 7.3.4.5 Output Bit Mapper
          1. 7.3.4.5.1 2-Wire Mode
          2. 7.3.4.5.2 1-Wire Mode
          3. 7.3.4.5.3 1/2-Wire Mode
        6. 7.3.4.6 Output Data Format
        7. 7.3.4.7 Test Pattern
      5. 7.3.5 Digital Down Converter
        1. 7.3.5.1 Decimation Operation
        2. 7.3.5.2 Numerically Controlled Oscillator (NCO)
        3. 7.3.5.3 Decimation Filters
        4. 7.3.5.4 SYNC
        5. 7.3.5.5 Output Data Format with Decimation
    4. 7.4 Device Functional Modes
      1. 7.4.1 Low Latency Mode
      2. 7.4.2 Averaging Mode
    5. 7.5 Programming
      1. 7.5.1 Pin Control
      2. 7.5.2 Serial Peripheral Interface (SPI)
        1. 7.5.2.1 Register Write
        2. 7.5.2.2 Register Read
      3. 7.5.3 Device Configuration Steps
      4. 7.5.4 Register Map
        1. 7.5.4.1 Detailed Register Description
  9. 8 Application Information Disclaimer
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
    3. 8.3 Initialization Set Up
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 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
    1. 11.1 Mechanical Data

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • HBP|64
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.3.4.6 Output Data Format

The ADC3664-SP samples can be configured for either two's complement format (default) or offset binary via SPI (D2 of 0x8F and 0x92). Table 7-4 provides an overview for minimum and maximum output codes for the two formatting options based on resolution.

Table 7-4 Minimum and Maximum ADC Codes
Two's Complement (default) Offset Binary
RESOLUTION (BIT) 14 16 18 20 14 16 18 20
VIN,MAX 0x1FFF 0x7FFF 0x1FFFF 0x7FFFF 0x3FFF 0xFFFF 0x3FFFF 0xFFFFF
0 0x0000 0x00000 0x2000 0x8000 0x20000 0x80000
VIN,MIN 0x2000 0x8000 0x20000 0x80000 0x0000 0x00000