전자부품 데이터시트 검색엔진 |
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74ACT16620DL 데이터시트(PDF) 4 Page - Texas Instruments |
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74ACT16620DL 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 6 page 54ACT16620, 74ACT16620 16BIT BUS TRANSCEIVERS WITH 3STATE OUTPUTS SCAS184A − JUNE 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 54ACT16620 74ACT16620 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT IOH = −50 A 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 VOH IOH = −24 mA 5.5 V 4.94 4.8 4.8 V IOH = −75 mA† 5.5 V 3.85 3.85 IOL = 50 A 4.5 V 0.1 0.1 0.1 IOL = 50 µA 5.5 V 0.1 0.1 0.1 VOL IOL = 24 mA 4.5 V 0.36 0.44 0.44 V VOL IOL = 24 mA 5.5 V 0.36 0.44 0.44 V 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 pF Cio A or B ports VO = VCC or GND 5 V 15 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. § 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 54ACT16620 74ACT16620 UNIT PARAMETER FROM (INPUT) TO (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A or B B or A 2 5 7.7 2 8.5 2 8.5 ns tPHL A or B B or A 4 7 9.3 4 10.5 4 10.5 ns tPZH OEBA A 2.2 5.5 8.3 2.2 9.1 2.2 9.1 ns tPZL OEBA A 2.8 6.4 10 2.8 10.9 2.8 10.9 ns tPHZ OEBA A 6 8.8 11 6 11.9 6 11.9 ns tPLZ OEBA A 5.1 7.9 10 5.1 10.6 5.1 10.6 ns tPZH OEAB B 3.6 6.2 7.9 3.6 8.9 3.6 8.9 ns tPZL OEAB B 4.4 7.1 9.4 4.4 10.5 4.4 10.5 ns tPHZ OEAB B 5 7.8 10.1 5 10.8 5 10.8 ns tPLZ OEAB B 4.1 6.7 9.1 4.1 9.6 4.1 9.6 ns operating characteristics, VCC = 5 V, TA = 25°C PARAMETER TEST CONDITIONS TYP UNIT Cpd Power dissipation capacitance per transceiver Outputs enabled CL = 50 pF, f = 1 MHz 57 pF Cpd Power dissipation capacitance per transceiver 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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