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SN74HC574DW 데이터시트(PDF) 3 Page - Texas Instruments |
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SN74HC574DW 데이터시트(HTML) 3 Page - Texas Instruments |
3 / 23 page SN54HC574, SN74HC574 OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS SCLS148F − DECEMBER 1982 − REVISED AUGUST 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) SN54HC574 SN74HC574 UNIT MIN NOM MAX MIN NOM MAX UNIT VCC Supply voltage 2 5 6 2 5 6 V VCC = 2 V 1.5 1.5 VIH High-level input voltage VCC = 4.5 V 3.15 3.15 V VIH High level input voltage VCC = 6 V 4.2 4.2 V VCC = 2 V 0.5 0.5 VIL Low-level input voltage VCC = 4.5 V 1.35 1.35 V VIL Low level input voltage VCC = 6 V 1.8 1.8 V VI Input voltage 0 VCC 0 VCC V VO Output voltage 0 VCC 0 VCC V VCC = 2 V 1000 1000 Δt/Δv Input transition rise/fall time VCC = 4.5 V 500 500 ns Δt/Δv Input transition rise/fall time VCC = 6 V 400 400 ns TA Operating free-air temperature −55 125 −40 85 °C NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS V TA = 25°C SN54HC574 SN74HC574 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 1.9 1.998 1.9 1.9 IOH = −20 μA 4.5 V 4.4 4.499 4.4 4.4 VOH VI = VIH or VIL IOH 20 μA 6 V 5.9 5.999 5.9 5.9 V VOH VI VIH or VIL IOH = −6 mA 4.5 V 3.98 4.3 3.7 3.84 V IOH = −7.8 mA 6 V 5.48 5.8 5.2 5.34 2 V 0.002 0.1 0.1 0.1 IOL = 20 μA 4.5 V 0.001 0.1 0.1 0.1 VOL VI = VIH or VIL IOL 20 μA 6 V 0.001 0.1 0.1 0.1 V VOL VI VIH or VIL IOL = 6 mA 4.5 V 0.17 0.26 0.4 0.33 V IOL = 7.8 mA 6 V 0.15 0.26 0.4 0.33 II VI = VCC or 0 6 V ±0.1 ±100 ±1000 ±1000 nA IOZ VO = VCC or 0 6 V ±0.01 ±0.5 ±10 ±5 μA ICC VI = VCC or 0, IO = 0 6 V 8 160 80 μA Ci 2 V to 6 V 3 10 10 10 pF |
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