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74HCT74 Folha de dados(PDF) 10 Page - NXP Semiconductors |
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74HCT74 Folha de dados(HTML) 10 Page - NXP Semiconductors |
10 / 22 page 2003 Jul 10 10 Philips Semiconductors Product specification Dual D-type flip-flop with set and reset; positive-edge trigger 74HC74; 74HCT74 AC CHARACTERISTICS Family 74HC GND = 0 V; tr =tf = 6 ns; CL =50pF. SYMBOL PARAMETER TEST CONDITIONS MIN. TYP. MAX. UNIT WAVEFORMS VCC (V) Tamb = −40 to +85 °C tPHL/tPLH propagation delay nCP to nQ, nQ see Fig.7 2.0 − 47 220 ns 4.5 − 17 44 ns 6.0 − 14 37 ns propagation delay nSD to nQ, nQ see Fig.8 2.0 − 50 250 ns 4.5 − 18 50 ns 6.0 − 14 43 ns propagation delay nRD to nQ, nQ see Fig.8 2.0 − 52 250 ns 4.5 − 19 50 ns 6.0 − 15 43 ns tTHL/tTLH output transition time see Fig.7 2.0 − 19 95 ns 4.5 − 719 ns 6.0 − 616 ns tW clock pulse width HIGH or LOW see Fig.7 2.0 100 19 − ns 4.5 20 7 − ns 6.0 17 6 − ns set or reset pulse width LOW see Fig.8 2.0 100 19 − ns 4.5 20 7 − ns 6.0 17 6 − ns trem removal time set or reset see Fig.8 2.0 40 3 − ns 4.5 8 1 − ns 6.0 7 1 − ns tsu set-up time nD to nCP see Fig.7 2.0 75 6 − ns 4.5 15 2 − ns 6.0 13 2 − ns th hold time nCP to nD see Fig.7 2.0 3 −6 − ns 4.5 3 −2 − ns 6.0 3 −2 − ns fmax maximum clock pulse frequency see Fig.7 2.0 4.8 23 − MHz 4.5 24 69 − MHz 6.0 28 82 − MHz |
Nº de peça semelhante - 74HCT74 |
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Descrição semelhante - 74HCT74 |
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