TIA/EIA 644 : A2001(R2012)

1 Scope
2 Definitions, Symbols and Abbreviations
  2.1 Data signaling rate
  2.2 DTE
  2.3 DCE
  2.4 LVDS
  2.5 Star(*)
3 Applicability
  3.1 General applicability
  3.2 Data signaling rate
4 Electrical Characteristics
  4.1 Generator characteristics
      4.1.1 Full load test measurements
      4.1.2 Offset voltage and balance measurements
      4.1.3 Short-circuit measurements
      4.1.4 Output signal balance
      4.1.5 Dynamic output signal balance
  4.2 Load characteristics
      4.2.1 Receiver input current - voltage
            measurements
      4.2.2 Receiver input balance measurements
      4.2.3 Terminating receiver input current -
            voltage measurements and input impedance
            measurements
      4.2.4 Receiver input sensitivity measurements
      4.2.5 Media termination
  4.3 Interconnecting media electrical characteristics
      4.3.1 Cable media
      4.3.2 PC Board trace media
      4.3.3 Other media
  4.4 System parameters
      4.4.1 Multiple receiver operation
      4.4.2 Failsafe operation
      4.4.3 Total load limit
5 Environmental Constraints
6 Circuit Protection
7 Optional Grounding Arrangements
  7.1 Signal common (ground)
      7.1.1 Configuration "A"
      7.1.2 Configuration "B"
  7.2 Shield ground - cable applications
A.1 Interconnecting Cable
    A.1.1 Length
    A.1.2 Typical cable characteristics
    A.1.3 Cable termination
A.2 Cable Length Vs. Data Signaling Rate Guidelines
B.1 Compatibility with Other Interface Standards
    B.1.1 Compatibility with IEEE 1596.3
    B.1.2 Inter-operation with other interface
          standards
B.2 Related TIA/EIA Standards
B.3 Other Related Interface Standards

Specifies low voltage differential signaling (LVDS) generators and receivers capable of operating at data signaling rates up to 655 Mbit/s, devices may be designed for data signaling rates less than 655 Mbit/s, 100 Mbit/s for example, when economically required for that application.