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SN74AS286 数据表(PDF) 4 Page - Texas Instruments |
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SN74AS286 数据表(HTML) 4 Page - Texas Instruments |
4 / 15 page SN54AS286, SN74AS286 9BIT PARITY GENERATORS/CHECKERS WITH BUSDRIVER PARITY I/O PORT SDAS050B − DECEMBER 1983 − REVISED DECEMBER 1994 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 switching characteristics (see Figure 3) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX† UNIT (INPUT) (OUTPUT) SN54AS286 SN74AS286 MIN MAX MIN MAX tPLH Any A − I PARITY I/O 3 17 3 15 ns tPHL Any A − I PARITY I/O 3 15 3 14 ns tPLH Any A − I PARITY ERROR 3 20 3 16.5 ns tPHL Any A − I PARITY ERROR 3 18 3 16.5 ns tPLH PARITY I/O PARITY ERROR 3 10 3 9 ns tPHL PARITY I/O PARITY ERROR 3 10 3 9 ns tPZH XMIT PARITY I/O 3 14 3 13 ns tPZL XMIT PARITY I/O 3 17 3 16 ns tPHZ XMIT PARITY I/O 3 13 3 11.5 ns tPLZ XMIT PARITY I/O 3 11 3 10 ns † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
类似零件编号 - SN74AS286 |
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类似说明 - SN74AS286 |
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