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54ACT16623WD 数据表(PDF) 4 Page - Texas Instruments |
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54ACT16623WD 数据表(HTML) 4 Page - Texas Instruments |
4 / 7 page 54ACT16623, 74ACT16623 16-BIT BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SCAS152A – JANUARY 1991 – 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 54ACT16623 74ACT16623 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 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 ∆ICC‡ One input at 3.4 V, Other inputs at VCC or GND 5.5 V 0.9 1 1 mA 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 = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO TA = 25°C 54ACT16623 74ACT16623 UNIT PARAMETER (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH AorB BorA 4.2 7.3 9.5 4.2 10.4 4.2 10.4 ns tPHL A or B B or A 3.1 7.3 9.5 3.1 10.3 3.1 10.3 ns tPZH OEBA A 2.7 6.8 8.8 2.7 9.5 2.7 9.5 ns tPZL OEBA A 3.5 8.2 10.2 3.5 11.1 3.5 11.1 ns tPHZ OEBA A 6 9.6 11.3 6 12 6 12 ns tPLZ OEBA A 5.3 8.6 10.3 5.3 10.7 5.3 10.7 ns tPZH OEAB B 4.1 6.9 8.7 4.1 9.3 4.1 9.3 ns tPZL OEAB B 5.1 7.9 9.7 5.1 10.6 5.1 10.6 ns tPHZ OEAB B 5.1 8.2 10.2 5.1 10.4 5.1 10.4 ns tPLZ OEAB B 4.4 7.4 9.3 4.4 9.5 4.4 9.5 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT C d Power dissipation capacitance per transceiver Outputs enabled CL =50 pF f=1MHz 56 pF Cpd Power dissipation capacitance per transceiver Outputs disabled CL = 50 pF, f = 1 MHz 11 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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