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54AC16640 Datasheet(PDF) 4 Page - Texas Instruments |
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54AC16640 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 6 page 54AC16640, 74AC16640 16BIT BUS TRANSCEIVERS WITH 3STATE OUTPUTS SCAS240A − JULY 1990 − REVISED APRIL 1996 4 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 54AC16640 74AC16640 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 IOH = −50 µA 5.5 V 5.4 5.4 5.4 VOH IOH = −4 mA 3 V 2.58 2.48 2.48 V 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 3 V 0.1 0.1 0.1 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 = 12 mA 3 V 0.36 0.44 0.44 V VOL IOL = 24 mA 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 Control inputs VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ‡ A or B ports 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 Ci Control inputs VI = VCC or GND 5 V 4.5 pF Cio A or B ports 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. ‡ For I/O ports, the parameter IOZ includes the input leakage current. switching characteristics over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO TA = 25°C 54AC16640 74AC16640 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A or B B or A 2.2 6.9 9.1 2.2 10 2.2 10 ns tPHL A or B B or A 3 8.5 11 3 11.9 3 11.9 ns tPZH OE A or B 3 8.2 11 3 12.3 3 12.3 ns tPZL OE A or B 3.9 10.9 14 3.9 15.5 3.9 15.5 ns tPHZ OE A or B 5.1 8.3 10.6 5.1 11.2 5.1 11.2 ns tPLZ OE A or B 4.3 7.8 10.1 4.3 10.6 4.3 10.6 ns 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 54AC16640 74AC16640 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A or B B or A 1.8 4.7 1.8 7.3 1.8 7.3 ns tPHL A or B B or A 2.6 5.7 2.6 8.6 2.6 8.6 ns tPZH OE A or B 2.4 5.6 2.4 8 2.4 8 ns tPZL OE A or B 3 6.6 3 9.9 3 9.9 ns tPHZ OE A or B 5 7.5 5 9.9 5 9.9 ns tPLZ OE A or B 4.1 6.5 4.1 9 4.1 9 ns 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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