
DS26334 3.3V, 16-Channel, E1/T1/J1 Short/Long-Haul Line Interface Unit
9.5 JTAG Timing
Table 9-10. JTAG Timing Characteristics
PARAMETER
TCK Period
TMS and TDI Setup to TCK
TMS and TDI Hold to TCK
TCK to TDO Hold
SYMBOL
t1
t2
t3
t4
MIN TYP MAX UNITS NOTES
100
ns
25
ns
25
ns
50
ns
Figure 9-14. JTAG Timing
t1
TCK
TMS
TDI
TDO
t2
t3
t4
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