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CD54ACT74 Datasheet(PDF) 4 Page - Texas Instruments |
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4 page 
CD54ACT74, CD74ACT74 DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH CLEAR AND PRESET SCHS321 – DECEMBER 2002 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) –55 °C to 125 °C –40 °C to 85 °C UNIT (INPUT) (OUTPUT) MIN MAX MIN MAX fmax 85 97 MHz tPLH CLK QQ 2.4 9.5 2.5 8.6 ns tPHL CLK Q or Q 2.4 9.5 2.5 8.6 ns tPLH PRE or CLR QorQ 2.9 11.5 3 10.5 ns tPHL PRE or CLR Q or Q 3.1 12.5 3.2 11.4 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TYP UNIT Cpd Power dissipation capacitance 55 pF |
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