ZHCSKL2A December   2019  – May 2022 TUSS4470

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  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  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. 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. 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. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 接收文档更新通知
    2. 11.2 支持资源
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

8.2.1.1 Design Requirements

For this design example, use the parameters listed in Table 8-4 as the input and operating parameters. All other device settings can be assumed to be factory default.

Table 8-4 Design Parameters
DESIGN PARAMETEREXAMPLE VALUE
Input voltage range5 to 36 V
Input voltage recommended5 V or 20 V
Transducer driving voltage5 VAC or 20 VAC
Transducer frequency40 kHz or 400 kHz
Transducer pulse count16
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