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MB90583CAPF Datasheet(PDF) 84 Page - fujitsu semiconductor |
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MB90583CAPF Datasheet(HTML) 84 Page - fujitsu semiconductor |
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84 / 110 page  MB90580C Series 84 4. AC Characteristics (1) Clock Timings (VCC = 5.0 V±10%, VSS = AVSS = 0.0 V, TA = −40 °C to +85 °C) *: The frequency fluctuation rate is the maximum deviation rate of the preset center frequency when the multiplied PLL signal is locked. Parameter Symbol Pin name Con- dition Value Unit Remarks Min Typ Max Clock frequency fC X0, X1 3 16 MHz fCL X0A, X1A 32.768 kHz Clock cycle time tHCYL X0, X1 62.5 333 ns tLCYL X0A, X1A 30.5 µs Frequency fluctuation rate locked* ∆f 5 % Input clock pulse width PWH PWL X0 10 ns Recommened duty ratio of 30% to 70% PWLH PWLL X0A 15.2 µs Input clock rise/fall time tCR tCF X0 5ns External clock operation Internal operating clock frequency fCP 1.5 16 MHz Main clock operation fLCP 8.192 kHz Subclock operation Internal operating clock cycle time tCP 62.5 — 666 ns Main clock operation tLCP 122.1 µs Subclock operation + +α α fo fo −α − ∆f = × 100 (%) Center frequency X0 tHCYL tCF tCR 0.8 VCC 0.2 VCC PWH PWL • X0, X1 clock timing X0A tLCYL tCF tCR 0.8 VCC 0.2 VCC PWLH PWLL • X0A, X1A clock timing |
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