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SPC560P34L1 数据表(PDF) 82 Page - STMicroelectronics |
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SPC560P34L1 数据表(HTML) 82 Page - STMicroelectronics |
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82 / 103 page ![]() Electrical characteristics SPC560P34L1, SPC560P34L3, SPC560P40L1, SPC560P40L3 82/103 Doc ID 16100 Rev 7 Figure 24. JTAG boundary scan timing 3.17.3 Nexus timing TCK Output Signals Input Signals Output Signals 11 12 13 14 15 Table 39. Nexus debug port timing(1) No. Symbol C Parameter Value Unit Min Typ Max 1tTCYC CC D TCK cycle time 4(2) —— tCYC 2 tNTDIS CC D TDI data setup time 5 — — ns tNTMSS CC D TMS data setup time 5 — — ns 3 tNTDIH CC D TDI data hold time 25 — — ns tNTMSH CC D TMS data hold time 25 — — ns 4tTDOV CC D TCK low to TDO data valid 10 — 20 ns 5tTDOI CC D TCK low to TDO data invalid — — — ns 1. All Nexus timing relative to MCKO is measured from 50% of MCKO and 50% of the respective signal. 2. Lower frequency is required to be fully compliant to standard. |
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