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SPC574S60 датащи(PDF) 64 Page - STMicroelectronics |
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SPC574S60 датащи(HTML) 64 Page - STMicroelectronics |
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64 / 77 page ![]() Electrical characteristics SPC574Sx 64/77 DS10601 Rev 6 Figure 22. DSPI PCS strobe (PCSS) timing (master mode) 3.22.2 Modified timing PCSx PCSS tPCSC tPASC Table 41. DSPI CMOS master modified timing (full duplex and output only) – MTFE = 1(1) # Symbol C Characteristic Condition Value(2) Unit Pad drive(3) Load (CL)Min Max 1tSCK CC D SCK cycle time SCK drive strength Very strong 25 pF 50 — ns 2tCSC CC D PCS to SCK delay SCK and PCS drive strength Very strong 25 pF 50 —ns 3tASC CC D After SCK delay SCK and PCS drive strength Very strong PCS = 0 pF SCK = 50 pF 53 —ns 4tSDC CC D SCK duty cycle(4) SCK drive strength Very strong 0pF 1/2tSCK -2 1/2tSCK +2 ns PCS strobe timing 5tPCSC CC D PCSx to PCSS time(5) PCS and PCSS drive strength Very strong 25 pF 25 —ns 6tPASC CC D PCSS to PCSx time(5) PCS and PCSS drive strength Very strong 25 pF 25 —ns SIN setup time 7tSUI CC D SIN setup time to SCK SCK drive strength Very strong 25 pF 20 — ns SIN hold time 8tHI CC D SIN hold time from SCK SCK drive strength Very strong 0pF 0— ns SOUT data valid time (after SCK edge) 9tSUO CC D SOUT data valid time from SCK SOUT and SCK drive strength Very strong 25 pF — 6ns |
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