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HEF40175BF Datasheet(PDF) 4 Page - NXP Semiconductors |
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HEF40175BF Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 5 page  January 1995 4 Philips Semiconductors Product specification Quadruple D-type flip-flop HEF40175B MSI AC CHARACTERISTICS VSS = 0 V; Tamb =25 °C; CL = 50 pF; input transition times ≤ 20 ns VDD V SYMBOL MIN. TYP. MAX. TYPICAL EXTRAPOLATION FORMULA Propagation delays CP → On, On 5 80 160 ns 53 ns + (0,55 ns/pF) CL HIGH to LOW 10 tPHL 35 70 ns 24 ns + (0,23 ns/pF) CL 15 25 50 ns 17 ns + (0,16 ns/pF) CL 5 70 140 ns 43 ns + (0,55 ns/pF) CL LOW to HIGH 10 tPLH 30 65 ns 19 ns + (0,23 ns/pF) CL 15 25 45 ns 17 ns + (0,16 ns/pF) CL MR → On 5 75 155 ns 48 ns + (0,55 ns/pF) CL HIGH to LOW 10 tPHL 30 65 ns 19 ns + (0,23 ns/pF) CL 15 25 50 ns 17 ns + (0,16 ns/pF) CL MR → On 5 70 140 ns 43 ns + (0,55 ns/pF) CL LOW to HIGH 10 tPLH 30 65 ns 19 ns + (0,23 ns/pF) CL 15 25 50 ns 17 ns + (0,16 ns/pF) CL Output transition times 5 60 120 ns 10 ns + (1,0 ns/pF) CL HIGH to LOW 10 tTHL 30 60 ns 9 ns + (0,42 ns/pF) CL 15 20 40 ns 6 ns + (0,28 ns/pF) CL 5 60 120 ns 10 ns + (1,0 ns/pF) CL LOW to HIGH 10 tTLH 30 60 ns 9 ns + (0,42 ns/pF) CL 15 20 40 ns 6 ns + (0,28 ns/pF) CL Set-up time 5 60 30 ns see also waveforms Fig.4 Dn → CP 10 tsu 20 10 ns 15 15 5 ns Hold time 5 25 −5ns Dn → CP 10 thold 10 0 ns 15 10 0 ns Minimum clock 5 90 45 ns pulse width; LOW 10 tWCPL 35 15 ns 15 25 10 ns Minimum MR pulse 5 80 40 ns width; LOW 10 tWMRL 30 15 ns 15 20 10 ns Recovery time 5 0 −30 ns for MR 10 tRMR 0 −20 ns 15 0 −15 ns Maximum clock 5 5 11 MHz pulse frequency 10 fmax 15 30 MHz 15 20 45 MHz |
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