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74AC16646DLR 数据表(PDF) 7 Page - Texas Instruments |
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74AC16646DLR 数据表(HTML) 7 Page - Texas Instruments |
7 / 10 page 54AC16646, 74AC16646 16BIT BUS TRANSCEIVERS AND REGISTERS WITH 3STATE OUTPUTS SCAS241A − MARCH 1990 − REVISED APRIL 1996 7 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 54AC16646 74AC16646 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 2.4 2.48 V VOH 4.5 V 3.94 3.7 3.8 V 5.5 V 4.94 4.7 4.8 IOH = −50 mA† 5.5 V 3.85 IOH = −75 mA† 5.5 V 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 0.5 0.44 V VOL 4.5 V 0.36 0.5 0.44 V 5.5 V 0.36 0.5 0.44 IOL = 50 mA† 5.5 V 1.65 IOL = 75 mA† 5.5 V 1.65 II VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ‡ VI = VCC or GND 5.5 V ±0.5 ±10 ±5 µA ICC VI = VCC or GND, IO = 0 5.5 V 8 160 80 µA Ci VI = VCC or GND 5 V 4.5 pF Co VI = 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. timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 2) TA = 25°C 54AC16646 74AC16646 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 0 65 0 65 0 65 MHz tw Pulse duration, CLKAB or CLKBA high or low 7 7 7 ns tsu Setup time, A before CLKAB ↑ or B before CLKBA↑ 6.5 6.5 6.5 ns th Hold time, A after CLKAB ↑ or B after CLKBA↑ 1 1 1 ns timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 2) TA = 25°C 54AC16646 74AC16646 UNIT MIN MAX MIN MAX MIN MAX UNIT fclock Clock frequency 0 75 0 75 0 75 MHz tw Pulse duration, CLKAB or CLKBA high or low 6.5 6.5 6.5 ns tsu Setup time, A before CLKAB ↑ or B before CLKBA↑ 5 5 5 ns th Hold time, A after CLKAB ↑ or B after CLKBA↑ 1 1 1 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. |
类似零件编号 - 74AC16646DLR |
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