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M54HC590D 数据表(PDF) 8 Page - STMicroelectronics |
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M54HC590D 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 16 page ![]() M54HC590 8/16 Table 6: AC Electrical Characteristics (CL = 50 pF, Input tr =tf = 6ns) Symbol Parameter Test Condition Value Unit VCC (V) CL (pF) TA = 25°C -40 to 85°C -55 to 125°C Min. Typ. Max. Min. Max. Min. Max. tTLH tTHL Output Transition Time 2.0 50 25 60 75 90 ns 4.5 7 12 15 18 6.0 6 10 13 15 tTLH tTHL Output Transition Time (RCO) 2.0 50 30 75 95 115 ns 4.5 8 15 19 23 6.0 7 13 16 20 tPLH tPHL Propagation Delay Time (CCK - RCO) 2.0 50 56 165 205 250 ns 4.5 19 33 41 50 6.0 16 28 35 43 tPLH Propagation Delay Time (CCLR - RCO) 2.0 50 53 175 220 265 ns 4.5 21 35 44 53 6.0 18 30 37 45 tPLH tPHL Propagation Delay Time (RCK - Q) 2.0 50 48 145 180 220 ns 4.5 17 29 36 44 6.0 14 25 31 37 2.0 150 60 185 230 280 ns 4.5 21 37 46 56 6.0 18 31 39 48 tPZL tPZH High Impedance Output Enable Time 2.0 50 RL =1 KΩ 39 105 130 160 ns 4.5 13 21 26 32 6.0 11 18 22 27 2.0 150 RL =1 KΩ 51 135 170 205 ns 4.5 17 27 34 41 6.0 14 23 29 35 tPLZ tPHZ High Impedance Output Disable Time 2.0 50 RL =1 KΩ 28 105 130 160 ns 4.5 14 21 26 32 6.0 12 18 22 27 fMAX Maximum Clock Frequency 2.0 50 6.6 13 5.2 4.4 MHz 4.5 33 522622 6.0 39 613126 tW(L) tW(H) Minimum Pulse Width (CCK, RCK) 2.0 50 36 100 125 145 ns 4.5 9 20 25 29 6.0 8 17 21 25 tW(L) Minimum Pulse Width (CCLR) 2.0 50 32 75 95 110 ns 4.5 8 15 19 22 6.0 7 13 16 19 ts Minimum Set-up Time (CCKEN - CCK) 2.0 50 44 100 125 150 ns 4.5 11 20 25 30 6.0 9 17 21 26 ts(H) Minimum Set-up Time (CCK - RCK) 2.0 50 76 175 220 255 ns 4.5 19 35 44 51 6.0 16 30 37 43 th Minimum Hold Time 2.0 50 00 0 ns 4.5 0 0 0 6.0 0 0 0 |
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