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R5F64188HPFB Datasheet(PDF) 97 Page - Renesas Technology Corp |
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R5F64188HPFB Datasheet(HTML) 97 Page - Renesas Technology Corp |
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97 / 126 page 
REJ03B0255-0110 Rev.1.10 Page 97 of 123 Jun 23, 2010 R32C/118 Group 5. Electrical Characteristics VCC =5V Timing Requirements (VCC = 4.2 to 5.5 V, VSS = 0 V, and Ta =Topr, unless otherwise noted) Table 5.20 External Clock Input Symbol Characteristic Value Unit Min. Max. tc(X) External clock input period 62.5 250 ns tw(XH) External clock input high level pulse width 25 ns tw(XL) External clock input low level pulse width 25 ns tr(X) External clock input rise time 5ns tf(X) External clock input fall time 5ns tw / tc External clock input duty 40 60 % Table 5.21 External Bus Timing Symbol Characteristic Value Unit Min. Max. tsu(D-R) Data setup time for read 40 ns th(R-D) Data hold time after read 0ns tdis(R-D) Data disable time after read 0.5 × tc(Base) + 10 ns |
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