TIDUCU8A september   2022  – may 2023

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6.   6
  7. 1System Description
  8. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
      1. 2.2.1 Framehandler
  9. 3Hardware, Software, Testing Requirements, and Test Results
    1. 3.1 Hardware Requirements
    2. 3.2 Test Setup
    3. 3.3 Test Results
      1. 3.3.1 Power Supply Inrush Tests (TCM_PHYL_INTF_ISIRM)
      2. 3.3.2 Interface Wake-Up Voltages (TCM_PHYL_INTF_IQWUH and TCM_PHYL_INTF_IQWUHL)
      3. 3.3.3 Current Sink
      4. 3.3.4 Timing Tests
  10. 4Design and Documentation Support
    1. 4.1 Design Files
      1. 4.1.1 Schematics
      2. 4.1.2 BOM
    2. 4.2 Tools and Software
    3. 4.3 Documentation Support
    4. 4.4 Support Resources
    5. 4.5 Trademarks
  11. 5Revision History

3.3.3 Current Sink

Other than the IO-Link physical layer tests, also the integrated current sink is tested. Figure 3-7 shows the current into the CQ line, when only the RX together with the current sink is active. With a current of about 8.5 mA it is well within the allowed range of 5 – 15 mA.

GUID-20220324-SS0I-3DDP-XDJ4-S1NVTC9BPXBK-low.svg Figure 3-7 Current Sink of TIOL112