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74ACT16827 Scheda tecnica(PDF) 4 Page - Texas Instruments |
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74ACT16827 Scheda tecnica(HTML) 4 Page - Texas Instruments |
4 / 10 page 54ACT16827, 74ACT16827 20-BIT BUFFERS/DRIVERS WITH 3-STATE OUTPUTS SCAS163A – JUNE 1990 – REVISED APRIL 1996 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C 54ACT16827 74ACT16827 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT IOH =50 µA 4.5 V 4.4 4.4 4.4 IOH = –50 µA 5.5 V 5.4 5.4 5.4 VOH IOH =24 mA 4.5 V 3.94 3.8 3.8 V IOH = –24 mA 5.5 V 4.94 4.8 4.8 IOH = –75 mA† 5.5 V 3.85 3.85 IOL =50 µA 4.5 V 0.1 0.1 0.1 IOL = 50 µA 5.5 V 0.1 0.1 0.1 VOL IOL =24mA 4.5 V 0.36 0.44 0.44 V IOL = 24 mA 5.5 V 0.36 0.44 0.44 IOL = 75 mA† 5.5 V 1.65 1.65 II VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ VO = VCC or GND 5.5 V ±0.5 ±5 ±5 µA ICC VI = VCC or GND, IO = 0 5.5 V 8 80 80 µA ∆ICC‡ One input at 3.4 V, Other inputs at VCC or GND 5.5 V 0.9 1 1 mA Ci VI = VCC or GND 5 V 4.5 pF Co VO = VCC or GND 5 V 16 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. switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO TA = 25°C 54ACT16827 74ACT16827 UNIT PARAMETER (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y 3.6 7.4 9.8 3.6 11 3.6 11 ns tPHL A Y 2.8 7.4 9.8 2.8 10.8 2.8 10.8 ns tPZH OE Y 3 7.9 10.4 3 11.7 3 11.7 ns tPZL OE Y 4 9.6 12.4 4 14 4 14 ns tPHZ OE Y 5.8 9.1 11.3 5.8 12.4 5.8 12.4 ns tPLZ OE Y 5.3 8.5 10.5 5.3 11.5 5.3 11.5 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT C d Power dissipation capacitance Outputs enabled CL =50 pF f=1MHz 41 pF Cpd Power dissipation capacitance Outputs disabled CL = 50 pF, f = 1 MHz 10 pF PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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