SLDS251A December   2019  – May 2022 TUSS4470

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  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  Power-Up Characteristics
    6. 6.6  Transducer Drive
    7. 6.7  Receiver Characteristics
    8. 6.8  Echo Interrupt Comparator Characteristics
    9. 6.9  Digital I/O Characteristics
    10. 6.10 Switching Characteristics
    11. 6.11 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Excitation Power Supply (VDRV)
      2. 7.3.2 Burst Generation
        1. 7.3.2.1 Burst Generation Diagnostics
      3. 7.3.3 Direct Transducer Drive
      4. 7.3.4 Analog Front End
    4. 7.4 Device Functional Modes
    5. 7.5 Programming
    6. 7.6 Register Maps
      1. 7.6.1 REG_USER Registers
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Transducer Drive Configuration Options
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Transducer Driving Voltage
          2. 8.2.1.2.2 Transducer Driving Frequency
          3. 8.2.1.2.3 Transducer Pulse Count
        3. 8.2.1.3 Application Curves
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

GUID-C06A0775-9385-41D4-9DC0-65846E4BAD33-low.gifFigure 6-1 Receive Signal Path Transfer Function for VDD = 3.3 V
GUID-CD8320F1-CC6C-4CDA-ACBF-A0C4783E0C64-low.gifFigure 6-3 Receive Signal Path Transfer Function Across Temperature
GUID-49EE72BD-2915-43CD-BC37-EA6C52F68839-low.gifFigure 6-5 Receive Signal Path Transfer Function for Various Logamp Stages Disabled
GUID-F1ED58EF-F310-4898-AF54-0362F3BE1FF0-low.gifFigure 6-7 Receive Signal Path Log Conformance Error With Last Stage Disabled
GUID-4F7A1889-7F88-4F9F-89B2-840FE094368F-low.gifFigure 6-9 Receive Signal Path Bandpass Filter Transfer Function
GUID-4F343A64-103D-4EF7-925B-30880EFB063A-low.gifFigure 6-11 Receive Signal Path Bandpass Filter Center Frequency Trim
GUID-B98C6F46-F838-43D9-AC8D-853C4AD94E1C-low.gifFigure 6-13 Receive Signal Path Transfer Function for Various Slope Adjustments
GUID-1846730D-F5C1-4323-9846-D8D2BBDED246-low.gifFigure 6-2 Receive Signal Path Transfer Function for VDD = 5 V
GUID-78D8E230-6333-43DE-881D-7EFC0AB19E6E-low.gifFigure 6-4 Receive Signal Path Transfer Function Across LNA Gain
GUID-B0CF7883-CC38-4A2E-B4CE-6871CB6726BE-low.gifFigure 6-6 Receive Signal Path Log Conformance Error With All Stages Enabled
GUID-EBE0A945-C766-4FC3-ACCF-DE39F6DFD0A7-low.gifFigure 6-8 Receive Signal Path Log Conformance Error With First and Last Stage Disabled
GUID-57C26AEA-10A6-473B-A6CA-A4DA545C96FF-low.gif
Figure 6-10 Receive Signal Path Bandpass Filter frequency for Various Register Settings
GUID-520B66A1-08A0-49D2-86FF-BEA0A79B4B17-low.gifFigure 6-12 Receive Signal Path Bandpass Filter Bandwidth for Various Center Frequency Settings
GUID-AA3DBECF-0BB8-45A5-BF17-3BD1C5A501A6-low.gifFigure 6-14 Receive Signal Path Transfer Function for Various Intercept Adjustments