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SN74F323DWR Folha de dados(PDF) 5 Page - Texas Instruments |
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SN74F323DWR Folha de dados(HTML) 5 Page - Texas Instruments |
5 / 8 page SN74F323 8BIT UNIVERSAL SHIFT STORAGE REGISTER WITH SYNCHRONOUS CLEAR AND 3STATE OUTPUTS SDFS072A − D2932, MARCH 1987 − REVISED OCTOBER 1993 2−5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) VCC = 5 V, TA = 25°C MIN MAX UNIT MIN MAX MIN MAX UNIT fclock Clock frequency 0 70 0 70 MHz tw Pulse duration CLK high or low 7 7 ns S0 or S1 High or low 8.5 8.5 tsu Setup time before CLK ↑ A/QA thru H/QH, SR, or SL High or low 5 5 ns tsu Setup time before CLK ↑ CLR High or low 10 10 ns S0 or S1 High or low 0 0 th Hold time after CLK ↑ A/QA thru H/QH, SR, or SL High or low 2 2 ns th Hold time after CLK CLR High or low 0 0 ns switching characteristics (see Note 3) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, CL = 50 pF, RL = 500 Ω, TA = 25°C VCC = 4.5 V to 5.5 V, CL = 50 pF, RL = 500 Ω, TA = MIN to MAX† UNIT MIN TYP MAX MIN MAX fmax 70 100 70 MHz tPLH CLK QA or QH 3.2 6.6 9 3.2 10 ns tPHL CLK QA′ or QH′ 2.7 6.1 8.5 2.7 9.5 ns tPLH CLK QA thru QH 3.2 6.6 9 3.2 10 ns tPHL CLK QA thru QH 4.2 8.1 11 4.2 12 ns tPZH OE1 or OE2 QA thru QH 2.7 5.6 8 2.7 9 ns tPZL OE1 or OE2 QA thru QH 3.2 6.6 10 3.2 11 ns tPHZ OE1 or OE2 QA thru QH 1.7 4.1 6 1.7 7 ns tPLZ OE1 or OE2 QA thru QH 1.2 3.6 5.5 1.2 6.5 ns † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. NOTE 3: Load circuits and waveforms are shown in Section 1. |
Nº de peça semelhante - SN74F323DWR |
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Descrição semelhante - SN74F323DWR |
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