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SN74ALS29833 Scheda tecnica(PDF) 3 Page - Texas Instruments |
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SN74ALS29833 Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 9 page SN74ALS29833 8BIT TO 9BIT PARITY BUS TRANSCEIVER SDAS119D − FEBRUARY 1987 − REVISED JANUARY 1995 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 ERROR-FLAG FUNCTIONS INPUTS INTERNAL TO DEVICE OUTPUT PRESTATE OUTPUT FUNCTION CLR CLK POINT P ERRn−1† ERR FUNCTION H ↑ H H H H ↑ X L L Sample H ↑ L X L Sample L X X X H Clear † ERRn−1 represents the state of ERR before any changes at CLR, CLK, or point P. absolute maximum ratings over operating free-air temperature range (unless otherwise noted)‡ Supply voltage, VCC 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage, VI 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Voltage applied to a disabled I/O port 5.5 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating free-air temperature range, TA 0 °C to 70°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range −65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ‡ Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. recommended operating conditions MIN MAX UNIT VCC Supply voltage 4.75 5.25 V VIH High-level input voltage 2 V VIL Low-level input voltage 0.8 V VOH High-level output voltage, ERR 5.5 V IOH High-level output current −24 mA IOL Low-level output current 48 mA CLK high 10 tw Pulse duration CLK low 10 ns tw Pulse duration CLR low 10 ns tsu Setup time before CLK ↑ Bi and PARITY 17 ns tsu Setup time before CLK ↑ CLR inactive 15 ns th Hold time, Bi and PARITY after CLK ↑ 0 ns TA Operating free-air temperature 0 70 °C |
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