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SN54LV273AW Datasheet(PDF) 6 Page - Texas Instruments |
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SN54LV273AW Datasheet(HTML) 6 Page - Texas Instruments |
6 / 17 page SN54LV273A, SN74LV273A OCTAL DTYPE FLIPFLOPS WITH CLEAR SCLS399J − 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 SN54LV273A SN74LV273A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT fmax CL = 15 pF 75* 140* 65* 65 MHz fmax CL = 50 pF 50 110 45 45 MHz tpd CLK Q CL = 15 pF 7.1* 13.6* 1* 16* 1 16 ns tPHL CLR Q CL = 15 pF 6.9* 13.6* 1* 16* 1 16 ns tpd CLK Q 9.1 17.1 1 19.5 1 19.5 tPHL CLR Q CL = 50 pF 8.7 17.1 1 19.5 1 19.5 ns tsk(o) CL = 50 pF 1.5 1.5 ns * 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 SN54LV273A SN74LV273A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT fmax CL = 15 pF 120* 205* 100* 100 MHz fmax CL = 50 pF 80 160 70 70 MHz tpd CLK Q CL = 15 pF 4.8* 9* 1* 10.5* 1 10.5 ns tPHL CLR Q CL = 15 pF 4.7* 8.5* 1* 10* 1 10 ns tpd CLK Q 6.2 11 1 12.5 1 12.5 tPHL CLR Q CL = 50 pF 6 10.5 1 12 1 12 ns tsk(o) CL = 50 pF 1 1 ns * 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 SN74LV273A UNIT PARAMETER MIN TYP MAX UNIT VOL(P) Quiet output, maximum dynamic VOL 0.4 0.8 V VOL(V) Quiet output, minimum dynamic VOL −0.4 −0.8 V VOH(V) Quiet output, minimum dynamic VOH 2.9 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 CL = 50 pF, f = 10 MHz 3.3 V 15.9 pF Cpd Power dissipation capacitance CL = 50 pF, f = 10 MHz 5 V 17.1 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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