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IXF1104 4-Port Gigabit Ethernet Media Access Controller
Datasheet 152
Document Number: 278757
Revision Number: 009
Revision Date: 27-Oct-2005
7.10 JTAG AC Timing Specification
Figure 50 and Table 56 provide the JTAG AC timing specifications.
Figure 50. JTAG AC Timing
Table 56. JTAG AC Timing Parameters
Symbol Parameter Min Max Units
Tjc TCLK cycle time 90 - ns
Tjh TCLK High time 0.4 x Tjc 0.6 x Tjc ns
Tjl TCLK low time 0.4 x Tjc 0.6 x Tjc ns
Tjval TCLK falling edge to TDO valid - 25 ns
Tjsu TMS/TDI setup to TCLK 20 - ns
Tjsh TMS/TDI hold from TCLK 5 - ns