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Zakładka z wyszukiwarką danych komponentów |
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Zakładka z wyszukiwarką danych komponentów |
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SH7041A Arkusz danych(PDF) 792 Page - Renesas Technology Corp |
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SH7041A Arkusz danych(HTML) 792 Page - Renesas Technology Corp |
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792 / 923 page  754 25.3.2 Control Signal Timing Table 25.5 Control Signal Timing (Conditions: V CC = 5.0 V ± 10%, AVCC = 5.0 V ± 10%, AV CC = VCC ± 10%, AVref = 4.5 V to AVCC, VSS = AVSS = 0 V, Ta = –20 to +75° C) Item Symbol Min Max Unit Figure RES rise/fall t RESr, t RESf — 200 ns 25.4 RES pulse width t RESW 20 — t cyc MRES pulse width t MRESW 20 — t cyc NMI rise/fall t NMIr, t NMIf — 200 ns 25.5 RES setup time* t RESS 35 — ns 25.4, MRES setup time* t MRESS 35 — ns 25.5 NMI setup time* t NMIS 35 — ns IRQ7–IRQ0 setup time (edge detection) t IRQES 35 — ns IRQ7–IRQ0 setup time (level detection) t IRQLS 35 — ns NMI hold time t NMIH 35 — ns 25.5 IRQ7–IRQ0 hold time t IRQEH 35 — ns IRQOUT output delay time t IRQOD — 35 ns 25.6 Bus request setup time t BRQS 35 — ns 25.7 Bus acknowledge delay time 1 t BACKD1 —35 ns Bus acknowledge delay time 2 t BACKD2 —35 ns Bus three-state delay time t BZD —35 ns Note: * The RES, MRES, NMI, BREQ, and IRQ7–IRQ0 signals are asynchronous inputs, but when thesetup times shown here are provided, the signals are considered to have produced changes at clock rise (for RES, MRES, BREQ) or clock fall (for NMI and IRQ7– IRQ0). If the setup times are not provided, recognition is delayed until the next clock rise or fall. |
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