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SN74AC373N 데이터시트(PDF) 3 Page - Texas Instruments |
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SN74AC373N 데이터시트(HTML) 3 Page - Texas Instruments |
3 / 6 page SN54AC373, SN74AC373 OCTAL D-TYPE TRANSPARENT LATCHES WITH 3-STATE OUTPUTS SCAS540B – OCTOBER 1995 – REVISED JUNE 1996 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) SN54AC373 SN74AC373 UNIT MIN MAX MIN MAX UNIT VCC Supply voltage 2 6 2 6 V VCC = 3 V 2.1 2.1 VIH High-level input voltage VCC = 4.5 V 3.15 3.15 V VCC = 5.5 V 3.85 3.85 VCC = 3 V 0.9 0.9 VIL Low-level input voltage VCC = 4.5V 1.35 1.35 V VCC = 5.5 V 1.65 1.65 VI Input voltage 0 VCC 0 VCC V VO Output voltage 0 VCC 0 VCC V VCC = 3 V –12 –12 IOH High-level output current VCC = 4.5 V –24 –24 mA VCC = 5.5 V –24 –24 VCC = 3 V 12 12 IOL Low-level output current VCC = 4.5 V 24 24 mA VCC = 5.5 V 24 24 ∆t/∆v Input transition rise or fall rate 0 8 0 8 ns / V TA Operating free-air temperature –55 125 –40 85 °C NOTE 3: Unused inputs must be held high or low to prevent them from floating. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C SN54AC373 SN74AC373 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT 3 V 2.9 2.9 2.9 IOH = – 50 µA 4.5 V 4.4 4.4 4.4 VOH 5.5 V 5.4 5.4 5.4 V VOH IOH = – 12 mA 3 V 2.56 2.4 2.46 V IOH =24 mA 4.5 V 3.86 3.7 3.76 IOH = – 24 mA 5.5 V 4.86 4.7 4.76 3 V 0.1 0.1 0.1 IOL = 50 µA 4.5 V 0.1 0.1 0.1 VOL 5.5 V 0.1 0.1 0.1 V VOL IOL = 12 mA 3 V 0.36 0.5 0.44 V IOL =24mA 4.5 V 0.36 0.5 0.44 IOL = 24 mA 5.5 V 0.36 0.5 0.44 II VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ VO = VCC or GND 5.5 V ±0.25 ± 5 ± 2.5 µA ICC VI = VCC or GND, IO = 0 5.5 V 4 80 40 µA Ci VI = VCC or GND 5 V 4.5 pF |
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