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SN74LVC574ADWRE4 Datasheet(PDF) 7 Page - Texas Instruments |
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SN74LVC574ADWRE4 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 25 page SN54LVC574A, SN74LVC574A OCTAL EDGETRIGGERED DTYPE FLIPFLOPS WITH 3STATE OUTPUTS SCAS301R − JANUARY 1993 − REVISED MARCH 2005 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1) FROM TO SN54LVC574A PARAMETER FROM (INPUT) TO (OUTPUT) VCC −55 TO 125 °C UNIT PARAMETER (INPUT) (OUTPUT) VCC MIN MAX UNIT fmax 2.7 V 150 MHz fmax 3.3 V ± 0.3 V 150 MHz tpd CLK Q 2.7 V 8 ns tpd CLK Q 3.3 V ± 0.3 V 1 7 ns ten OE Q 2.7 V 9 ns ten OE Q 3.3 V ± 0.3 V 1 7.5 ns tdis OE Q 2.7 V 7 ns tdis OE Q 3.3 V ± 0.3 V 0.5 6.4 ns timing requirements over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1) SN74LVC574A VCC TA = 25°C −40 TO 85 °C −40 TO 125 °C UNIT VCC MIN TYP MAX MIN MAX MIN MAX UNIT 1.8 V ± 0.15 V 55 55 40 fclock Clock frequency 2.5 V ± 0.2 V 95 95 80 MHz fclock Clock frequency 2.7 V 150 150 150 MHz 3.3 V ± 0.3 V 150 150 150 1.8 V ± 0.15 V 9 9 9 tw Pulse duration, CLK high or low 2.5 V ± 0.2 V 4 4 4 ns tw Pulse duration, CLK high or low 2.7 V 3.3 3.3 3.3 ns 3.3 V ± 0.3 V 3.3 3.3 3.3 1.8 V ± 0.15 V 6 6 6 tsu Setup time, data before CLK ↑ 2.5 V ± 0.2 V 4 4 4 ns tsu Setup time, data before CLK ↑ 2.7 V 2 2 2 ns 3.3 V ± 0.3 V 2 2 2 1.8 V ± 0.15 V 4 4 4 th Hold time, data after CLK ↑ 2.5 V ± 0.2 V 2 2 2 ns th Hold time, data after CLK ↑ 2.7 V 1.5 1.5 1.5 ns 3.3 V ± 0.3 V 1.5 1.5 1.5 |
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