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SN74HC74-Q1 数据表(PDF) 3 Page - Texas Instruments |
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SN74HC74-Q1 数据表(HTML) 3 Page - Texas Instruments |
3 / 14 page SN74HC74-Q1 DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOP WITH CLEAR AND PRESET SCLS577A − MARCH 2004 − REVISED APRIL 2008 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS V TA = 25°C MIN MAX UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX UNIT 2 V 1.9 1.998 1.9 IOH = −20 µA 4.5 V 4.4 4.499 4.4 VOH VI = VIH or VIL IOH 20 µA 6 V 5.9 5.999 5.9 V VOH VI VIH or VIL IOH = −4 mA 4.5 V 3.98 4.3 3.7 V IOH = −5.2 mA 6 V 5.48 5.8 5.2 2 V 0.002 0.1 0.1 IOL = 20 µA 4.5 V 0.001 0.1 0.1 VOL VI = VIH or VIL IOL 20 µA 6 V 0.001 0.1 0.1 V VOL VI VIH or VIL IOL = 4 mA 4.5 V 0.17 0.26 0.4 V IOL = 5.2 mA 6 V 0.15 0.26 0.4 II VI = VCC or 0 6 V ±0.1 ±100 ±1000 nA ICC VI = VCC or 0, IO = 0 6 V 4 80 µA Ci 2 V to 6 V 3 10 10 pF timing requirements over recommended operating free-air temperature range (unless otherwise noted) V TA = 25°C MIN MAX UNIT VCC MIN MAX MIN MAX UNIT 2 V 6 4.2 fclock Clock frequency 4.5 V 31 21 MHz fclock Clock frequency 6 V 0 36 0 25 MHz 2 V 100 150 PRE or CLR low 4.5 V 20 30 t Pulse duration PRE or CLR low 6 V 17 25 ns tw Pulse duration 2 V 80 120 ns CLK high or low 4.5 V 16 24 CLK high or low 6 V 14 20 2 V 100 150 Data 4.5 V 20 30 t Setup time before CLK ↑ Data 6 V 17 25 ns tsu Setup time before CLK ↑ 2 V 25 40 ns PRE or CLR inactive 4.5 V 5 8 PRE or CLR inactive 6 V 4 7 2 V 0 0 th Hold time, data after CLK ↑ 4.5 V 0 0 ns h , 6 V 0 0 |
类似零件编号 - SN74HC74-Q1_15 |
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类似说明 - SN74HC74-Q1_15 |
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