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74ACT11651 데이터시트(PDF) 5 Page - Texas Instruments |
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74ACT11651 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 9 page 74ACT11651 OCTAL BUS TRANSCEIVER AND REGISTER WITH 3STATE OUTPUTS SCAS134 − D3445, MARCH 1990 − REVISED APRIL 1993 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 5 recommended operating conditions MIN NOM MAX UNIT VCC Supply voltage 4.5 5 5.5 V VIH High-level input voltage 2 V VIL Low-level input voltage 0.8 V VI Input voltage 0 VCC V VO Output voltage 0 VCC V IOH High-level output current −24 mA IOL Low-level output current 24 mA Dt/Dv Input transition rise or fall rate 0 10 ns/V TA Operating free-air temperature −40 85 °C electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C MIN MAX UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX UNIT IOH = − 50 A 4.5 V 4.4 4.4 IOH = − 50 mA 5.5 V 5.4 5.4 VOH IOH = − 24 mA 4.5 V 3.94 3.8 V VOH IOH = − 24 mA 5.5 V 4.94 4.8 V IOH = − 75 mA{ 5.5 V 3.85 IOL = 50 A 4.5 V 0.1 0.1 IOL = 50 mA 5.5 V 0.1 0.1 VOL IOL = 24 mA 4.5 V 0.36 0.44 V VOL IOL = 24 mA 5.5 V 0.36 0.44 V IOL = 75 mA{ 5.5 V 1.65 IOZ A or B ports§ VI = VCC or GND 5.5 V ± 0.5 ± 5 mA II Control Inputs VI = VCC or GND 5.5 V ± 0.1 ± 1 mA ICC VI = VCC or GND, IO = 0 5.5 V 8 80 mA DICC‡ VI = VCC or GND 5.5 V 0.9 1 mA Ci Control Inputs VI = VCC or GND 5 V 4.5 pF Cio A or B ports VI = VCC or GND 5 V 10 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms. ‡ This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC. § For I/O ports, the parameter IOZ includes the input leakage current. timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 2) TA = 25°C MIN MAX UNIT MIN MAX MIN MAX UNIT fclock Clock frequency 0 90 0 100 MHz tw Pulse duration, CAB or CBA high or low 5.5 5 ns tsu Setup time, A before CAB ↑ or B before CBA↑ 4.5 4.5 ns th Hold time, A after CAB ↑ or B after CBA↑ 2 0 ns |
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