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SN74LV21ADBRE4 数据表(PDF) 4 Page - Texas Instruments |
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SN74LV21ADBRE4 数据表(HTML) 4 Page - Texas Instruments |
4 / 13 page SN54LV21A, SN74LV21A DUAL 4INPUT POSITIVEAND GATES SCES340E − SEPTEMBER 2000 − REVISED APRIL 2005 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended operating free-air temperature range, VCC = 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C SN54LV21A SN74LV21A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tpd A, B, C, or D Y CL = 15 pF 7* 12* 1* 14* 1 14 ns tpd A, B, C, or D Y CL = 50 pF 9.2 15.7 1 19 1 19 ns * On products compliant to MIL-PRF-38535, this parameter is not production tested. 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 SN54LV21A SN74LV21A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tpd A, B, C, or D Y CL = 15 pF 5.1* 7* 1* 8.5* 1 8.5 ns tpd A, B, C, or D Y CL = 50 pF 6.6 10.5 1 12 1 12 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 SN54LV21A SN74LV21A UNIT PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tpd A, B, C, or D Y CL = 15 pF 3.8* 5* 1* 6* 1 6 ns tpd A, B, C, or D Y CL = 50 pF 4.9 7 1 8 1 8 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 5) PARAMETER SN74LV21A UNIT PARAMETER MIN TYP MAX UNIT VOL(P) Quiet output, maximum dynamic VOL 0.2 0.8 V VOL(V) Quiet output, minimum dynamic VOL 0 −0.8 V VOH(V) Quiet output, minimum dynamic VOH 3.2 V VIH(D) High-level dynamic input voltage 2.31 V VIL(D) Low-level dynamic input voltage 0.99 V NOTE 5: 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 17.4 pF Cpd Power dissipation capacitance CL = 50 pF, f = 10 MHz 5 V 20.2 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. |
类似零件编号 - SN74LV21ADBRE4 |
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类似说明 - SN74LV21ADBRE4 |
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