JDS Uniphase SKB Series, User Manual

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32 Operation and Control Instructions
Timing
When a channel address is strobed in from the data lines, the reset command is strobed in from the
/Reset line. The Error line goes high if the reset function cannot verify the position of the switching
mechanism (Figure 10).
Figure 10: Timing Diagram
Timing Key
The timing key symbols and values are listed in Table 10.
Table 10: Timing Key
Symbol Minimum Maximum
tdh, data hold time 20 µs –
tstr, strobe pulse width 1 µs –
tmv, switching cycle time – 0.55 ms
trh, reset hold time 20 µs –
trst, reset cycle time – 1.1 s
Busy
Error