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RA4E1 Datasheet(PDF) 67 Page - Renesas Technology Corp |
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RA4E1 Datasheet(HTML) 67 Page - Renesas Technology Corp |
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67 / 81 page  2.11 Boundary Scan Table 2.43 Boundary scan characteristics Parameter Symbol Min Typ Max Unit Test conditions TCK clock cycle time tTCKcyc 100 — — ns Figure 2.56 TCK clock high pulse width tTCKH 45 — — ns TCK clock low pulse width tTCKL 45 — — ns TCK clock rise time tTCKr — — 5 ns TCK clock fall time tTCKf — — 5 ns TMS setup time tTMSS 20 — — ns Figure 2.57 TMS hold time tTMSH 20 — — ns TDI setup time tTDIS 20 — — ns TDI hold time tTDIH 20 — — ns TDO data delay tTDOD — — 40 ns Boundary scan circuit startup time*1 TBSSTUP tRESWP — — — Figure 2.58 Note 1. Boundary scan does not function until the power-on reset becomes negative. tTCKcyc tTCKH tTCKf tTCKL tTCKr TCK Figure 2.56 Boundary scan TCK timing tTMSS tTMSH tTDIS tTDIH tTDOD TCK TMS TDI TDO Figure 2.57 Boundary scan input/output timing RA4E1 Datasheet 2. Electrical Characteristics R01DS0391EJ0130 Rev.1.30 Jun 6, 2025 Page 67 of 81 |
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