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MC14557BCPG Arkusz danych(PDF) 5 Page - ON Semiconductor |
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MC14557BCPG Arkusz danych(HTML) 5 Page - ON Semiconductor |
5 / 8 page MC14557B http://onsemi.com 5 SWITCHING CHARACTERISTICS (Note 6) (CL = 50 pF, TA = 25°C) Symbol Characteristic VDD Min Typ (Note 7) Max Unit tTLH, tTHL Rise and Fall Time, Q or Q Output tTLH, tTHL = (1.5 ns/pF) CL + 25 ns tTLH, tTHL = (0.75 ns/pF) CL + 12.5 ns tTLH, tTHL = (0.55 ns/pF) CL + 9.5 ns 5 10 15 − − − 100 50 40 200 100 80 ns tPLH, tPHL Propagation Delay, Clock or CE to Q or Q tPLH, tPHL = (1.7 ns/pF) CL + 215 ns tPLH, tPHL = (0.66 ns/pF) CL + 97 ns tPLH, tPHL = (0.5 ns/pF) CL + 65 ns 5 10 15 − − − 300 130 90 600 260 180 ns tPLH, tPHL Propagation Delay, Reset to Q or Q tPLH, tPHL = (1.7 ns/pF) CL + 215 ns tPLH, tPHL = (0.66 ns/pF) CL + 97 ns tPLH, tPHL = (0.5 ns/pF) CL + 70 ns 5 10 15 − − − 300 130 95 600 260 190 ns tWH(cl) Pulse Width, Clock 5 10 15 200 100 75 95 45 35 − − − ns tWH(rst) Pulse Width, Reset 5 10 15 300 140 100 150 70 50 − − − ns fcl Clock Frequency (50% Duty Cycle) 5 10 15 − − − 3.0 7.5 13.0 1.7 5.0 6.7 MHz tsu Setup Time, A or B to Clock or CE Worst case condition: L1 = L2 = L4 = L8 = L16 = L32 = VSS (Register Length = 1) 5 10 15 700 290 145 350 130 85 − − − ns Best case condition: L32 = VDD, L1 through L16 = Don’t Care (Any register length from 33 to 64) 5 10 15 400 165 60 45 5 0 − − − th Hold Time, Clock or CE to A or B Best case condition: L1 = L2 = L4 = L8 = L16 = L32 = VSS (Register Length = 1) 5 10 15 200 100 10 –150 –60 –50 − − − ns Worst case condition: L32 = VDD, L1 through L16 = Don’t Care (Any register length from 33 to 64) 5 10 15 400 185 85 50 25 22 − − − tr, tf Rise and Fall Time, Clock 5 10 15 No Limit − tr, tf Rise and Fall Time, Reset or CE 5 10 15 − − − − − − 15 5 4 ms trem Removal Time, Reset to Clock or CE 5 10 15 160 80 70 80 40 35 − − − ns 6. The formulas given are for the typical characteristics only at 25 °C. 7. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance. |
Podobny numer części - MC14557BCPG |
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Podobny opis - MC14557BCPG |
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