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SN74ABT657ANT Fiches technique(PDF) 7 Page - Texas Instruments |
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SN74ABT657ANT Fiches technique(HTML) 7 Page - Texas Instruments |
7 / 13 page SN54ABT657A, SN74ABT657A OCTAL TRANSCEIVERS WITH PARITY GENERATORS/CHECKERS AND 3-STATE OUTPUTS SCBS192E – JANUARY 1991 – REVISED JUNE 1997 7 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics over recommended ranges of supply voltage and operating free-air temperature, CL = 50 pF (unless otherwise noted) (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, TA = 25°C SN54ABT657A SN74ABT657A UNIT (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX tPLH AorB BorA 1 3.2 4.2 1 5 1 4.6 ns tPHL A or B B or A 1 2.8 3.8 1 4.5 1 4.3 ns tPLH A PARITY 1.8 4.8 6.3 1.8 8.5 1.8 8.1 ns tPHL A PARITY 2.3 4.9 6.4 2.3 8.1 2.3 7.7 ns tPLH ODD/EVEN PARITY ERR 1.1 3.3 4.2 1.1 5.3 1.1 4.9 ns tPHL ODD/EVEN PARITY, ERR 1.3 3.4 4.5 1.3 5.1 1.3 4.9 ns tPLH B ERR 1.6 4.7 6.5 1.6 8.4 1.6 7.9 ns tPHL B ERR 2.1 4.9 6.9 2.1 8 2.1 7.8 ns tPLH PARITY ERR 2 4.8 6.3 2 8.1 2 7.7 ns tPHL PARITY ERR 2.1 4.9 6.7 2.1 8 2.1 7.5 ns tPZH OE A B PARITY 1.4 4 5.4 1.4 6.8 1.4 6.5 ns tPZL OE A, B, PARITY 1.7 4.1 5.8 1.7 6.7 1.7 6.5 ns tPZH OE ERR 1.8 4.1 5.4 1.8 6.9 1.8 6.6 ns tPZL OE ERR 3.3 6.2 7.6 3.3 9.7 3.3 9.2 ns tPHZ OE A, B, PARITY, or 2.4 4.2 5.6 2.4 6.3 2.4 6.2 ns tPLZ OE ,, , ERR 1.8 4.2 6.2 1.8 8.9 1.8 7.8 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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Description similaire - SN74ABT657ANT |
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