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SNJ54AC574J Datasheet(PDF) 4 Page - Texas Instruments |
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SNJ54AC574J Datasheet(HTML) 4 Page - Texas Instruments |
4 / 22 page SN54AC574, SN74AC574 OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE OUTPUTS SCAS541E − OCTOBER 1995 − REVISED OCTOBER 2003 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) TA = 25°C SN54AC574 SN74AC574 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 75 55 60 MHz tw Pulse duration, CLK high or low 6 7.5 7 ns tsu Setup time, data before CLK ↑ 2.5 6.5 3 ns th Hold time, data after CLK ↑ 1.5 2.5 1.5 ns timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) TA = 25°C SN54AC574 SN74AC574 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 95 85 85 MHz tw Pulse duration, CLK high or low 4 5 5 ns tsu Setup time, data before CLK ↑ 1.5 3.5 2 ns th Hold time, data after CLK ↑ 1.5 2.5 1.5 ns switching characteristics over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER TO TO TA = 25°C SN54AC574 SN74AC574 UNIT PARAMETER TO (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT fmax 75 112 55 60 MHz tPLH CLK Q 3.5 8.5 13.5 1 16.5 3.5 15 ns tPHL CLK Q 3.5 7.5 12 1 15 3.5 13.5 ns tPZH OE Q 2.5 7 11 1 13 2.5 12 ns tPZL OE Q 3 6.5 10.5 1 12.5 3 11.5 ns tPHZ OE Q 3.5 7.5 12 1 14 2.5 13 ns tPLZ OE Q 2 5.5 9 1 10.5 1.5 10 ns switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER TO TO TA = 25°C SN54AC574 SN74AC574 UNIT PARAMETER TO (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT fmax 95 153 85 85 MHz tPLH CLK Q 2 6 9.5 1.5 11.5 2 11 ns tPHL CLK Q 2 5.5 8.5 1.5 10.5 2 9.5 ns tPZH OE Q 2 5 8.5 1.5 9.5 2 9 ns tPZL OE Q 2 5 8 1.5 9.5 1.5 9 ns tPHZ OE Q 2 6 9.5 1.5 11.5 1.5 10.5 ns tPLZ OE Q 1 4.5 7.5 1.5 9 1 8.5 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance CL = 50 pF, f = 1 MHz 40 pF |
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