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<strong>ST7565</strong>System Bus Read/Write Characteristics 2 (For the 6800 Series MPU)Figure 38Table 27(VDD = 4.5 V to 5.5 V, Ta = 25°C )Item Signal Symbol ConditionRatingMin. Max.UnitsAddress hold time tAH6 0 —Address setup time A0 tAW6 0 —System cycle timetCYC6 240 —Enable L pulse width (WRITE) tEWLW 80 —WREnable H pulse width (WRITE)tEWHW 80 —Enable L pulse width (READ) tEWLR 80 — nsRDEnable H pulse width (READ)tEWHR 140WRITE Data setup time tDS6 40 —WRITE Address hold time tDH6 0 —D0 to D7READ access time tACC6 CL = 100 pF — 70READ Output disable timetOH6 CL = 100 pF 5 50Ver 0.9 52/52 2001/01/11
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