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SN74F163ADRE4 数据表(PDF) 7 Page - Texas Instruments |
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SN74F163ADRE4 数据表(HTML) 7 Page - Texas Instruments |
7 / 14 page SN74F163A SYNCHRONOUS 4-BIT BINARY COUNTER SDFS088A – MARCH 1987 – REVISED AUGUST 2001 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 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 fclock Clock frequency 0 100 0 90 MHz CLK high or low (loading) 5 5 tw Pulse duration CLK (counting) High 4 4 ns CLK (counting) Low 6 7 Data before CLK ↑ High or low 5 5 LOAD and CLR before CLK ↑ High 11 11.5 tsu Setup time LOAD and CLR before CLK ↑ Low 8.5 9.5 ns ENP and ENT before CLK ↑ High 11 11.5 ENP and ENT before CLK ↑ Low 5 5 Data after CLK ↑ High or low 2 2 th Hold time LOAD and CLR after CLK ↑ High 2 2 ns th Hold time LOAD and CLR after CLK ↑ Low 0 0 ns ENP and ENT after CLK ↑ High or low 0 0 switching characteristics (see Note 4) 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 100 120 90 MHz tPLH CLK (LOAD high) Any Q 2.7 5.1 7.5 2.7 8.5 ns tPHL CLK (LOAD high) Any Q 2.7 7.1 10 2.7 11 ns tPLH CLK (LOAD low) Any Q 3.2 5.6 8.5 3.2 9.5 ns tPHL CLK (LOAD low) Any Q 3.2 5.6 8.5 3.2 9.5 ns tPLH CLK RCO 4.2 9.6 14 4.2 15 ns tPHL CLK RCO 4.2 9.6 14 4.2 15 ns tPLH ENT RCO 1.7 4.1 7.5 1.7 8.5 ns tPHL ENT RCO 1.7 4.1 7.5 1.7 8.5 ns † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. NOTE 4: Load circuits and waveforms are shown in Figure 1. |
类似零件编号 - SN74F163ADRE4 |
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类似说明 - SN74F163ADRE4 |
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