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HD74AC Datasheet(PDF) 10 Page - Hitachi Semiconductor |
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HD74AC Datasheet(HTML) 10 Page - Hitachi Semiconductor |
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10 / 52 page  FACT Descriptions and Family Characteristics 9 Table 1b Logic Family Comparisons Speed/Power Characteristics (All Typical Ratings) FACT Characteristics Symbol LS ALS HCMOS HD74AC HD74ACT Unit Quiescent supply current/Gate I G 0.4 0.2 0.0005 0.0005 mA Power/gate (Quiescent) P G 2.0 1.2 0.0025 0.0025 mW Propagation delay t P 10 5.0 8.0 5.0 ns Speed power product — 20 6.0 0.02 0.01 pJ Clock frequency D/FF f max 33 50 50 160 MHz Table 2 Propagation Delay Product LS ALS HCMOS FACT unit t PLH/tPHL HD74XX00 Typ 10.0 5.0 8.0 5.0 ns Max 15.0 11.0 23.0 8.5 ns t PLH/tPHL (Clock to Q) HD74XX74 Typ 25.0 12.0 14.0 8.0 ns Max 40.0 18.0 40.0 10.5 ns t PLH/tPHL (Clock to Q) HD74XX163 Typ 18.0 10.0 18.0 5.0 ns Max 27.0 17.0 40.0 10.0 ns Note: continuous: (LS) V CC = 5.0 V, CL = 15pF, 25°C; (ALS/HC/FACT) V CC = 5.0 V ± 10%, CL = 50 pF, typ values at 25˚C, max values at 0 to 70˚C for ALS. –40 to +85˚C for HC/FACT. |
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