DS26C31T Datasheet, PDF (6/12 Pages) National Semiconductor (TI) – CMOS Quad TRI-STATE Differential Line Driver

AC Test Circuit and Switching Time Waveforms (Continued)
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FIGURE 5. Load AC Test Circuit for “LS-Type” Load
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FIGURE 6. Enable and Disable Times for “LS-Type” Load
Typical Applications
Two-Wire Balanced System, RS-422
*R_T is optional although highly recommended to reduce reflection.
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