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SN74AC534N 데이터시트(PDF) 4 Page - Texas Instruments |
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SN74AC534N 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 18 page SN54AC534, SN74AC534 OCTAL EDGETRIGGERED DTYPE FLIPFLOPS WITH 3STATE OUTPUTS SCAS554D − NOVEMBER 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 SN54AC534 SN74AC534 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 70 60 70 MHz tw Pulse duration, CLK high or low 5 8 6.5 ns tsu Setup time, data before CLK ↑ 5 8 6.5 ns th Hold time, data after CLK ↑ 1 3 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 SN54AC534 SN74AC534 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 150 75 140 MHz tw Pulse duration, CLK high or low 3.5 5.5 4 ns tsu Setup time, data before CLK ↑ 3.5 5.5 4 ns th Hold time, data after CLK ↑ 1 3 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 FROM TO TA = 25°C SN54AC534 SN74AC534 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN MAX MIN MAX MIN MAX UNIT fmax 70 60 70 MHz tPLH CLK Q 3 14 2 17.5 2.5 16 ns tPHL CLK Q 3 13 2 16.5 2.5 15 ns tPZH OE Q 3 12.5 2 15.5 2.5 14 ns tPZL OE Q 3 12.5 2 15.5 2.5 14 ns tPHZ OE Q 2 13.5 1 16.5 1.5 15 ns tPLZ OE Q 2 12 1 15 1.5 13.5 ns switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO TA = 25°C SN54AC534 SN74AC534 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN MAX MIN MAX MIN MAX UNIT fmax 150 75 140 MHz tPLH CLK Q 2.5 10.5 1.5 13.5 2 12 ns tPHL CLK Q 2.5 9.5 1.5 12.5 2 11 ns tPZH OE Q 2.5 10 1.5 13 2 11.5 ns tPZL OE Q 2.5 10 1.5 13 2 11.5 ns tPHZ OE Q 1.5 11.5 1 14 1 12.5 ns tPLZ OE Q 1.5 10 1 12.5 1 11 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 PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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