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74AC11194 Scheda tecnica(PDF) 5 Page - Texas Instruments |
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74AC11194 Scheda tecnica(HTML) 5 Page - Texas Instruments |
5 / 8 page 74AC11194 4–BIT BIDIRECTIONAL UNIVERSAL SHIFT REGISTER SCAS093 – NOVEMBER 1989 – REVISED APRIL 1993 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 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 3 V 2.9 2.9 IOH = – 50 mA 4.5 V 4.4 4.4 5.5 V 5.4 5.4 VOH IOH = – 4 mA 3 V 2.58 2.48 V IOH =24 mA 4.5 V 3.94 3.8 IOH = – 24 mA 5.5 V 4.94 4.8 IOH = – 75 mA{ 5.5 V 3.85 3 V 0.1 0.1 IOL = 50 mA 4.5 V 0.1 0.1 5.5 V 0.1 0.1 VOL IOL = 12 mA 3 V 0.36 0.44 V IOL =24mA 4.5 V 0.36 0.44 IOL = 24 mA 5.5 V 0.36 0.44 IOL = 75 mA{ 5.5 V 1.65 II VI = VCC or GND 5.5 V ± 0.1 ±1 mA ICC VI = VCC or GND, IO = 0 5.5 V 8 80 mA Ci VI = VCC or GND 5 V 4 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms. timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER TA = 25°C MIN MAX UNIT PARAMETER MIN MAX MIN MAX UNIT fclock Clock frequency 0 90 0 90 MHz CLK high 5.5 5.5 tw Pulse duration CLK low 5.5 5.5 ns CLR low 4.5 4.5 t Setup time before CLK ↑ Select 5 5 ns tsu Setup time before CLK ↑ Data 4 4 ns th Hold time after CLK ↑ Select 1.5 1.5 ns th Hold time after CLK ↑ Data 0.5 0.5 ns t Recovery time 1 1 ns |
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