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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MB91F528 датащи(PDF) 180 Page - SPANSION |
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MB91F528 датащи(HTML) 180 Page - SPANSION |
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180 / 241 page  D a t a S h e e t March 28, 2014, MB91F528_DS705-00016-1v0-E 177 CONFIDENTIAL 4. AC Characteristics (1) Main Clock Timing (TA: -40°C to +125°C,VCC= AVCC=5.0V ± 10%/VCC=AVCC=3.3V±0.3V,VSS =AVSS=0.0V) Parameter Sym bol Pin name Con ditio ns Value Unit Remarks Min Typ Max Source oscillation clock frequency FC X0, X1 - - 4 16 MHz Source oscillation clock cycle time tCYL X0, X1 62.5 250 - ns Internal operating clock frequency *1 FCP - 2 - 128 MHz CPU clock *3 FCPP 1 40 Peripheral bus clock FCPT 1 40 External bus clock (When VCC=5.0V is used) *2 1 32 External bus clock (When VCC=3.3V is used) Internal operating clock cycle time *1 tCP - 7.82 - 500 ns CPU clock *4 tCPP 25 1000 Peripheral bus clock tCPT 25 1000 External bus clock (When VCC=5.0V is used) 31.25 1000 External bus clock (When VCC=3.3V is used) CAN PLL jitter (during lock) tPJ - -10 - 10 ns FCP=80MHz (4MHzMultiplied by 20) Built-in CR oscillation frequency FCCR - 50 100 150 kHz *1: The maximum / minimum value is defined when using the main clock and PLL clock. *2: Please use it with external load capacity 12pF or less for VCC=3.3V±0.3V (40MHz operation). *3: MB91F52xR/MB91F52xU(LQFP) is 80MHz or less. MB91F52xR/MB91F52xU(TEQFP) and MB91F52xM/MB91F52xY is 128MHz or less. *4: MB91F52xR/MB91F52xU(LQFP) is 12.5ns or more. MB91f52xR/MB91F52xU(TEDFP) and MB91F52xM/MB91F52xY is 7.82ns or more. X0,X1 clock timing X0 tCYL |
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