ZHCSSR6B August   2023  – April 2024 THVD4431

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  ESD Ratings [IEC]
    4. 5.4  Recommended Operating Conditions
    5. 5.5  Thermal Information
    6. 5.6  Power Dissipation
    7. 5.7  Electrical Characteristics
    8. 5.8  Switching Characteristics_RS-485_500kbps
    9. 5.9  Switching Characteristics_RS-485_20Mbps
    10. 5.10 Switching Characteristics, Driver_RS232
    11. 5.11 Switching Characteristics, Receiver_RS232
    12. 5.12 Switching Characteristics_MODE switching
    13. 5.13 Switching Characteristics_RS-485_Termination resistor
    14. 5.14 Switching Characteristics_Loopback mode
    15. 5.15 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 Integrated IEC ESD and EFT Protection
      2. 7.3.2 Protection Features
      3. 7.3.3 RS-485 Receiver Fail-Safe Operation
      4. 7.3.4 Low-Power Shutdown Mode
      5. 7.3.5 On-chip Switchable Termination Resistor
      6. 7.3.6 Operational Data Rate
      7. 7.3.7 Diagnostic Loopback
      8. 7.3.8 Integrated Charge pump for RS-232
    4. 7.4 Device Functional Modes
      1. 7.4.1 RS-485 Functionality
      2. 7.4.2 RS-232 Functionality
      3. 7.4.3 Mode Control
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Data Rate and Bus Length for RS-485
        2. 8.2.1.2 Stub Length for RS-485 Network
        3. 8.2.1.3 Bus Loading for RS-485 Network
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.15 Typical Characteristics

GUID-20231107-SS0I-NQVZ-TJMZ-VDQMH7PNJHDZ-low.svg
RS-485 Full Duplex mode V(R3-R4) = 2V
Figure 5-1 RS-485 Termination Resistor vs Temperature
GUID-20231107-SS0I-BGWB-5PMR-FL4VCNFTCC9V-low.svg
TERM_TX = GND DIR = GND TA = 25°C
Figure 5-3 Voltage vs Current across R2-R1 Bus Pins with Termination OFF
GUID-20231107-SS0I-QZRD-ZCTG-3PXMKKWBLJSV-low.svg
DIR = VIO TA = 25°C
Figure 5-5 RS-485 Driver Output Voltage vs Driver Output Current
GUID-20231107-SS0I-TWS9-03XB-VKC5TDTWGWCL-low.svg
TA = 25°C RL = 54Ω DIR = L3 = VIO
RS-485 Full Duplex mode
Figure 5-7 RS-485 Supply Current vs Supply Voltage
GUID-20231107-SS0I-6QNG-JSCM-14CC5BGG0DRV-low.svg
Bus Load = 54Ω || 50pF SLR = VIO DIR = VIO
Figure 5-9 RS-485 500kbps Driver Rise or Fall Time vs Temperature
GUID-20231107-SS0I-65NM-G21D-1HDLDQVKFMPJ-low.svg
Bus Load = 54Ω || 50pF SLR = VIO DIR = VIO
Figure 5-11 RS-485 500kbps Driver Propagation Delay vs Temperature
GUID-20231107-SS0I-HWXK-3QVW-QKDDDXC31S9N-low.svg
TA = 25°C RL = 54Ω DIR = VIO
Figure 5-13 RS-485 500kbps Supply Current vs Signaling Rate
GUID-20231107-SS0I-F6FQ-QHKF-RWHXQ0NRXX9S-low.svg
TA = 25°C SLR = VIO
All 3 drivers loaded with 5kΩ ; device in RS-232 3T5R mode
L4, L6 = static L3 toggling
Figure 5-15 RS-232 Supply Current vs Signaling Rate for 250kbps Mode
GUID-20231107-SS0I-72FB-KXDC-FQPFR6FTRD3P-low.svg
Figure 5-17 RS-232 Receiver Thresholds vs Temperature
GUID-20231107-SS0I-PRRH-F3T2-PWJCFZM1PJTR-low.svg
RS-485 Full Duplex mode V(R3-R4) = 2V
Figure 5-2 Termination Resistor vs Bus Common Mode Voltage
GUID-20231107-SS0I-T1G4-VC8C-ZGBPSJCBM8W8-low.svg
TERM_TX = VIO DIR = GND TA = 25°C
Figure 5-4 Voltage vs Current across R2-R1 Bus Pins with Termination ON
GUID-20231107-SS0I-JNMS-TGJQ-KQT2B8J761BK-low.svg
DIR = VIO TA = 25°C
Figure 5-6 RS-485 Driver Differential Output Voltage vs Driver Output Current
GUID-20231107-SS0I-J2MC-BXSF-XTKD7N0XFZH8-low.svg
DIR = L3 = VIO RL = 54Ω
RS-485 Full Duplex mode
Figure 5-8 RS-485 Driver Differential Output Voltage vs Temperature
GUID-20231107-SS0I-FGKW-MTCS-VZZF2QX3BN24-low.svg
Bus Load = 5 Ω || 50pF SLR = GND DIR = VIO
Figure 5-10 RS-485 20Mbps Driver Rise or Fall Time vs Temperature
GUID-20231107-SS0I-HDWJ-JK50-9FPJDB6RCRVK-low.svg
Bus Load = 54Ω || 50pF SLR = GND DIR = VIO
Figure 5-12 RS-485 20Mbps Driver Propagation Delay vs Temperature
GUID-20231107-SS0I-D2H3-8FWB-ZNPWLJTCN1QP-low.svg
TA = 25°C RL = 54Ω DIR = VIO
Figure 5-14 RS-485 20Mbps Supply Current vs Signaling Rate
GUID-20231107-SS0I-RQRF-J2B3-LCJM4VW8KBX3-low.svg
TA = 25°C SLR = GND
All 3 drivers loaded with 5kΩ ; device in RS-232 3T5R mode
L4, L6 = static L3 toggling
Figure 5-16 RS-232 Supply Current vs Signaling Rate for 1Mbps Mode
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