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SN74LV574APW 데이터시트(PDF) 6 Page - Texas Instruments |
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SN74LV574APW 데이터시트(HTML) 6 Page - Texas Instruments |
6 / 17 page SN54LV574A, SN74LV574A OCTAL EDGETRIGGERED DTYPE FLIPFLOPS WITH 3STATE OUTPUTS SCLS412I − APRIL 1998 − REVISED APRIL 2005 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 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 LOAD TA = 25°C SN54LV574A SN74LV574A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT fmax CL = 15 pF 80* 145* 65* 65 MHz fmax CL = 50 pF 50 120 45 45 MHz tpd CLK Q 6.8* 13.2* 1* 15.5* 1 15.5 ten OE Q CL = 15 pF 6.4* 12.8* 1* 15* 1 15 ns tdis OE Q CL = 15 pF 4.8* 13* 1* 15* 1 15 ns tpd CLK Q 8.1 16.7 1 19 1 19 ten OE Q CL = 50 pF 7.7 16.3 1 18.5 1 18.5 ns tdis OE Q CL = 50 pF 6.1 15 1 17 1 17 ns tsk(o) 1.5 1.5 * On products compliant to MIL-PRF-38535, this parameter is not production tested. switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C SN54LV574A SN74LV574A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT fmax CL = 15 pF 130* 205* 110* 110 MHz fmax CL = 50 pF 85 175 75 75 MHz tpd CLK Q 4.8* 8.6* 1* 10* 1 10 ten OE Q CL = 15 pF 4.6* 9* 1* 10.5* 1 10.5 ns tdis OE Q CL = 15 pF 3.5* 9* 1* 10.5* 1 10.5 ns tpd CLK Q 5.7 10.6 1 12 1 12 ten OE Q CL = 50 pF 5.5 11 1 12.5 1 12.5 ns tdis OE Q CL = 50 pF 4.1 10.1 1 11.5 1 11.5 ns tsk(o) 1 1 * On products compliant to MIL-PRF-38535, this parameter is not production tested. noise characteristics, VCC = 3.3 V, CL = 50 pF, TA = 25°C (see Note 6) PARAMETER SN74LV574A UNIT PARAMETER MIN TYP MAX UNIT VOL(P) Quiet output, maximum dynamic VOL 0.7 0.8 V VOL(V) Quiet output, minimum dynamic VOL −0.6 −0.8 V VOH(V) Quiet output, minimum dynamic VOH 2.8 V VIH(D) High-level dynamic input voltage 2.31 V VIL(D) Low-level dynamic input voltage 0.99 V NOTE 6: Characteristics are for surface-mount packages only. operating characteristics, TA = 25°C PARAMETER TEST CONDITIONS VCC TYP UNIT Cpd Power dissipation capacitance Outputs enabled CL = 50 pF, f = 10 MHz 3.3 V 20.4 pF Cpd Power dissipation capacitance Outputs enabled CL = 50 pF, f = 10 MHz 5 V 23.8 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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