SNLS144K June   2005  – March 2024 DS40MB200

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 Ratings
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 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 CML Inputs and EQ
      2. 7.3.2 Multiplexer and Loopback Control
      3. 7.3.3 CML Drivers and Pre-Emphasis Control
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
  12. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

7.3.2 Multiplexer and Loopback Control

Table 7-1 and Table 7-2 provide details about how to configure the DS40MB200 multiplexer and loopback settings.

Table 7-1 Logic Table for Multiplex Controls
PINPIN VALUEMUX FUNCTION
MUX_S0 0MUX_0 select switch_B input, SIB_0±.
1 (default)MUX_0 select switch_A input, SIA_0±.
MUX_S10MUX_1 select switch_B input, SIB_1±.
1 (default)MUX_1 select switch_A input, SIA_0±.
Table 7-2 Logic Table for Loopback Controls
PINPIN VALUELOOPBACK FUNCTION
LB0A0Enable loopback from SIA_0± to SOA_0±.
1 (default)Normal mode. Loopback disabled.
LB0B0Enable loopback from SIB_0± to SOB_0±.
1 (default)Normal mode. Loopback disabled.
LB1A0Enable loopback from SIA_1± to SOA_1±.
1 (default)Normal mode. Loopback disabled.
LB1B0Enable loopback from SIB_1± to SOB_1±.
1 (default)Normal mode. Loopback disabled.