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MB91F583ASH датащи(PDF) 152 Page - Cypress Semiconductor |
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MB91F583ASH датащи(HTML) 152 Page - Cypress Semiconductor |
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152 / 176 page ![]() Document Number: 002-04665 Rev *A Page 151 of 175 MB91580M/S Series When the serial chip select is used (SCSCR:CSEN=1) Serial clock output signal detect level "H" (SMR:SCINV=0) Serial chip select inactive level "L" (SCSCR:CSLVL=0) (TA: Recommended operating conditions, VCC =5.0V±10%, VSS=AVSS=0.0V) Parameter Symbol Pin name Conditions Value Unit Remarks Min Max SCS ↑ ⇒ SCK ↓ setup time tCSSI SCK1, SCK2 *4, SCK3 *4, SCS1, SCS2 *4, SCS3 *4 Master mode CL=50pF tCSSU *1+0 tCSSU *1+50 ns SCK ↑ ⇒ SCS ↓ hold time tCSHI tCSHD *2-50 tCSHD *2+0 ns SCS deselect time tCSDI SCS1, SCS2 *4, SCS3*4 -50+5tCPP +tCSDS *3 +50+5tCPP +tCSDS *3 ns SCS ↑ ⇒ SCK ↓ setup time tCSSE SCK1, SCK2 *4, SCK3 *4, SCS1, SCS2 *4, SCS3 *4 Slave mode CL=50pF 3tCPP+30 - ns SCK ↑ ⇒ SCS ↓ hold time tCSHE 0 - ns SCS deselect time tCSDE SCS1, SCS2 *4, SCS3*4 3tCPP+30 - ns SCS ↑ ⇒ SOT delay time tDSE SCS1, SCS2 *4, SCS3*4, SOT1, SOT2 *4, SOT3 *4 - 40 ns SCS ↓ ⇒ SOT delay time tDEE 0 - ns *1: tCSSU =SCSTR:CSSU7-0 × Serial chip select timing operation clock *2: tCSHD=SCSTR:CSHD7-0 × Serial chip select timing operation clock *3: tCSDS=SCSTR:CSDS15-0 × Serial chip select timing operation clock *4: Only available with MB91F583AM/F584AM/F585AM For details of *1, *2 and *3 above, see Hardware Manual. Notes: This is the AC characteristic in CLK synchronized mode. CL is the load capacitance applied to pins during testing. The maximum baud rate is limited by the internal operation clock used and other parameters. See Hardware Manual for details. |
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