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SN74LVCH245APW Arkusz danych(PDF) 4 Page - Texas Instruments |
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SN74LVCH245APW Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 9 page SN54LVCH245A, SN74LVCH245A OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SCES008F – JULY 1995 - REVISED JUNE 1998 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS V SN54LVCH245A SN74LVCH245A UNIT PARAMETER TEST CONDITIONS VCC MIN TYP† MAX MIN TYP† MAX UNIT IOH = 100 µA 1.65 V to 3.6 V VCC–0.2 IOH = –100 µA 2.7 V to 3.6 V VCC–0.2 IOH = –4 mA 1.65 V 1.2 VOH IOH = –8 mA 2.3 V 1.7 V IOH =12 mA 2.7 V 2.2 2.2 IOH = –12 mA 3 V 2.4 2.4 IOH = –24 mA 3 V 2.2 2.2 IOL = 100 µA 1.65 V to 3.6 V 0.2 IOL = 100 µA 2.7 V to 3.6 V 0.2 VOL IOL = 4 mA 1.65 V 0.45 V VOL IOL = 8 mA 2.3 V 0.7 V IOL = 12 mA 2.7 V 0.4 0.4 IOL = 24 mA 3 V 0.55 0.55 II Control inputs VI = 0 to 5.5 V 3.6 V ±5 ±5 µA Ioff VI or VO = 5.5 V 0 ±10 µA VI = 0.58 V 165 V ‡ VI = 1.07 V 1.65 V ‡ VI = 0.7 V 23 V 45 II(hold) VI = 1.7 V 2.3 V –45 µA () VI = 0.8 V 3V 75 75 VI = 2 V 3 V –75 –75 VI = 0 to 3.6 V§ 3..6 V ±500 ±500 IOZ¶ VO = 0 to 5.5 V 3.6 V ±15 ±10 µA ICC VI = VCC or GND IO =0 36 V 10 10 µA ICC 3.6 V ≤ VI ≤ 5.5 V# IO = 0 3.6 V 10 10 µA ∆ICC One input at VCC – 0.6 V, Other inputs at VCC or GND 2.7 V to 3.6 V 500 500 µA Ci Control inputs VI = VCC or GND 3.3 V 4 12 4 pF Cio A or B ports VO = VCC or GND 3.3 V 5.5 12 5.5 pF † All typical values are at VCC = 3.3 V, TA = 25°C. ‡ This information was not available at the time of publication. § This is the bus-hold maximum dynamic current required to switch the input from one state to another. ¶ For I/O ports, the parameter IOZ includes the input leakage current. # This applies in the disabled state only. |
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