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MC14027B Datasheet(PDF) 4 Page - ON Semiconductor |
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MC14027B Datasheet(HTML) 4 Page - ON Semiconductor |
4 / 6 page MC14027B http://onsemi.com 4 SWITCHING CHARACTERISTICS (Note 5) (CL = 50 pF, TA = 25_C) Characteristic Symbol VDD Min Typ (Note 6) Max Unit Output Rise and Fall Time 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 + 12.5 ns tTLH, tTHL 5.0 10 15 − − − 100 50 40 200 100 80 ns Propagation Delay Times** Clock to Q, Q tPLH, tPHL = (1.7 ns/pF) CL + 90 ns tPLH, tPHL = (0.66 ns/pF) CL + 42 ns tPLH, tPHL = (0.5 ns/pF) CL + 25 ns Set to Q, Q tPLH, tPHL = (1.7 ns/pF) CL + 90 ns tPLH, tPHL = (0.66 ns/pF) CL + 42 ns tPLH, tPHL = (0.5 ns/pF) CL + 25 ns Reset to Q, Q tPLH, tPHL = (1.7 ns/pF) CL + 265 ns tPLH, tPHL = (0.66 ns/pF) CL + 67 ns tPLH, tPHL = (0.5 ns/pF) CL + 50 ns tPLH, tPHL 5.0 10 15 − − − 175 75 50 350 150 100 ns 5.0 10 15 − − − 175 75 50 350 150 100 5.0 10 15 − − − 350 100 75 450 200 150 Setup Times tsu 5.0 10 15 140 50 35 70 25 17 − − − ns Hold Times th 5.0 10 15 140 50 35 70 25 17 − − − ns Clock Pulse Width tWH, tWL 5.0 10 15 330 110 75 165 55 38 − − − ns Clock Pulse Frequency fcl 5.0 10 15 − − − 3.0 9.0 13 1.5 4.5 6.5 MHz Clock Pulse Rise and Fall Time tTLH, tTHL 5.0 10 15 − − − − − − 15 5.0 4.0 ms Removal Times Set trem 5 10 15 90 45 35 10 5 3 − − − ns Reset 5 10 15 50 25 20 – 30 – 15 – 10 − − − Set and Reset Pulse Width tWH 5.0 10 15 250 100 70 125 50 35 − − − ns 5. The formulas given are for the typical characteristics only at 25 _C. 6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance. |
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